Dec 01 01:39:08.974 INFO testing sourcepirate/covert_tcp against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 01:39:08.975 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 01:39:09.584 INFO [stdout] 80b0ed9f8f11103f86b045bf329f153355f29354cfabe26afcc13e17f8a18679
Dec 01 01:39:09.587 INFO running `"docker" "start" "-a" "80b0ed9f8f11103f86b045bf329f153355f29354cfabe26afcc13e17f8a18679"`
Dec 01 01:39:10.639 INFO [stderr] usermod: no changes
Dec 01 01:39:10.811 INFO [stderr]    Compiling unicode-xid v0.0.3
Dec 01 01:39:10.819 INFO [stderr]    Compiling pnet_base v0.21.0
Dec 01 01:39:10.819 INFO [stderr]    Compiling ipnetwork v0.12.8
Dec 01 01:39:10.820 INFO [stderr]    Compiling pnet v0.21.0
Dec 01 01:39:10.820 INFO [stderr]    Compiling syntex_pos v0.42.0
Dec 01 01:39:10.820 INFO [stderr]    Compiling pnet_sys v0.21.0
Dec 01 01:39:10.821 INFO [stderr]    Compiling regex-syntax v0.5.6
Dec 01 01:39:10.821 INFO [stderr]    Compiling log v0.3.9
Dec 01 01:39:12.311 INFO [stderr]    Compiling syn v0.15.18
Dec 01 01:39:12.339 INFO [stderr]    Compiling pnet_macros_support v0.21.0
Dec 01 01:39:14.404 INFO [stderr]    Compiling pnet_datalink v0.21.0
Dec 01 01:39:14.763 INFO [stderr]    Compiling syntex_errors v0.42.0
Dec 01 01:39:22.874 INFO [stderr]    Compiling syntex_syntax v0.42.0
Dec 01 01:39:32.663 INFO [stderr]    Compiling regex v0.2.11
Dec 01 01:39:34.459 INFO [stderr]    Compiling serde_derive v1.0.80
Dec 01 01:39:49.297 INFO [stderr]    Compiling docopt v1.0.2
Dec 01 01:40:16.471 INFO [stderr]    Compiling syntex v0.42.2
Dec 01 01:40:17.783 INFO [stderr]    Compiling pnet_macros v0.21.0
Dec 01 01:40:20.831 INFO [stderr]    Compiling pnet_packet v0.21.0
Dec 01 01:40:36.119 INFO [stderr]    Compiling pnet_transport v0.21.0
Dec 01 01:40:37.361 INFO [stderr]    Compiling covert_tcp v0.1.0 (/source)
Dec 01 01:40:38.017 INFO [stderr] warning: doc comment not used by rustdoc
Dec 01 01:40:38.017 INFO [stderr]   --> src/packet.rs:66:9
Dec 01 01:40:38.017 INFO [stderr]    |
Dec 01 01:40:38.017 INFO [stderr] 66 |         /// Building an IPV4 packet.
Dec 01 01:40:38.018 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:38.018 INFO [stderr]    |
Dec 01 01:40:38.018 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 01 01:40:38.019 INFO [stderr] 
Dec 01 01:40:38.019 INFO [stderr] warning: doc comment not used by rustdoc
Dec 01 01:40:38.019 INFO [stderr]   --> src/packet.rs:78:9
Dec 01 01:40:38.020 INFO [stderr]    |
Dec 01 01:40:38.020 INFO [stderr] 78 |         /// Building an TCP packet
Dec 01 01:40:38.020 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:38.020 INFO [stderr] 
Dec 01 01:40:38.021 INFO [stderr] warning: unused import: `EtherTypes`
Dec 01 01:40:38.021 INFO [stderr]  --> src/sniffer.rs:3:30
Dec 01 01:40:38.021 INFO [stderr]   |
Dec 01 01:40:38.021 INFO [stderr] 3 | use pnet::packet::ethernet::{EtherTypes, EthernetPacket, MutableEthernetPacket};
Dec 01 01:40:38.022 INFO [stderr]   |                              ^^^^^^^^^^
Dec 01 01:40:38.022 INFO [stderr]   |
Dec 01 01:40:38.022 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 01 01:40:38.023 INFO [stderr] 
Dec 01 01:40:38.023 INFO [stderr] warning: unused import: `pnet::packet::icmpv6::Icmpv6Packet`
Dec 01 01:40:38.023 INFO [stderr]  --> src/sniffer.rs:4:5
Dec 01 01:40:38.023 INFO [stderr]   |
Dec 01 01:40:38.024 INFO [stderr] 4 | use pnet::packet::icmpv6::Icmpv6Packet;
Dec 01 01:40:38.024 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:38.024 INFO [stderr] 
Dec 01 01:40:38.025 INFO [stderr] warning: unused imports: `IpNextHeaderProtocol`, `IpNextHeaderProtocols`
Dec 01 01:40:38.025 INFO [stderr]  --> src/sniffer.rs:5:24
Dec 01 01:40:38.025 INFO [stderr]   |
Dec 01 01:40:38.026 INFO [stderr] 5 | use pnet::packet::ip::{IpNextHeaderProtocol, IpNextHeaderProtocols};
Dec 01 01:40:38.026 INFO [stderr]   |                        ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:38.026 INFO [stderr] 
Dec 01 01:40:38.026 INFO [stderr] warning: unused import: `pnet::packet::ipv6::Ipv6Packet`
Dec 01 01:40:38.027 INFO [stderr]  --> src/sniffer.rs:7:5
Dec 01 01:40:38.027 INFO [stderr]   |
Dec 01 01:40:38.027 INFO [stderr] 7 | use pnet::packet::ipv6::Ipv6Packet;
Dec 01 01:40:38.028 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:38.028 INFO [stderr] 
Dec 01 01:40:38.028 INFO [stderr] warning: unused import: `pnet::packet::tcp::TcpPacket`
Dec 01 01:40:38.029 INFO [stderr]  --> src/sniffer.rs:8:5
Dec 01 01:40:38.029 INFO [stderr]   |
Dec 01 01:40:38.029 INFO [stderr] 8 | use pnet::packet::tcp::TcpPacket;
Dec 01 01:40:38.029 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:38.030 INFO [stderr] 
Dec 01 01:40:38.030 INFO [stderr] warning: unused import: `pnet::util::MacAddr`
Dec 01 01:40:38.030 INFO [stderr]   --> src/sniffer.rs:10:5
Dec 01 01:40:38.031 INFO [stderr]    |
Dec 01 01:40:38.031 INFO [stderr] 10 | use pnet::util::MacAddr;
Dec 01 01:40:38.031 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:38.031 INFO [stderr] 
Dec 01 01:40:38.032 INFO [stderr] warning: unused import: `std::io::Write`
Dec 01 01:40:38.032 INFO [stderr]   --> src/sniffer.rs:12:5
Dec 01 01:40:38.032 INFO [stderr]    |
Dec 01 01:40:38.032 INFO [stderr] 12 | use std::io::Write;
Dec 01 01:40:38.033 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 01 01:40:38.033 INFO [stderr] 
Dec 01 01:40:38.033 INFO [stderr] warning: unused import: `std::net::IpAddr`
Dec 01 01:40:38.034 INFO [stderr]   --> src/sniffer.rs:13:5
Dec 01 01:40:38.034 INFO [stderr]    |
Dec 01 01:40:38.034 INFO [stderr] 13 | use std::net::IpAddr;
Dec 01 01:40:38.034 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 01 01:40:38.035 INFO [stderr] 
Dec 01 01:40:38.135 INFO [stderr] warning: unreachable expression
Dec 01 01:40:38.135 INFO [stderr]   --> src/sniffer.rs:73:9
Dec 01 01:40:38.136 INFO [stderr]    |
Dec 01 01:40:38.136 INFO [stderr] 73 |         Ok(())
Dec 01 01:40:38.136 INFO [stderr]    |         ^^^^^^
Dec 01 01:40:38.137 INFO [stderr]    |
Dec 01 01:40:38.137 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Dec 01 01:40:38.137 INFO [stderr] 
Dec 01 01:40:38.151 INFO [stderr] warning: unused variable: `e`
Dec 01 01:40:38.152 INFO [stderr]   --> src/sniffer.rs:59:17
Dec 01 01:40:38.153 INFO [stderr]    |
Dec 01 01:40:38.153 INFO [stderr] 59 |             Err(e) => return Err(ReciverError::PacketError),
Dec 01 01:40:38.153 INFO [stderr]    |                 ^ help: consider using `_e` instead
Dec 01 01:40:38.153 INFO [stderr]    |
Dec 01 01:40:38.153 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 01:40:38.153 INFO [stderr] 
Dec 01 01:40:38.153 INFO [stderr] warning: unused variable: `fake_ethernet_frame`
Dec 01 01:40:38.153 INFO [stderr]   --> src/sniffer.rs:64:21
Dec 01 01:40:38.153 INFO [stderr]    |
Dec 01 01:40:38.153 INFO [stderr] 64 |             let mut fake_ethernet_frame = MutableEthernetPacket::new(&mut buf[..]).unwrap();
Dec 01 01:40:38.153 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^ help: consider using `_fake_ethernet_frame` instead
Dec 01 01:40:38.153 INFO [stderr] 
Dec 01 01:40:38.226 INFO [stderr] warning: variable does not need to be mutable
Dec 01 01:40:38.227 INFO [stderr]   --> src/main.rs:61:13
Dec 01 01:40:38.227 INFO [stderr]    |
Dec 01 01:40:38.227 INFO [stderr] 61 |         let mut relative_path: PathBuf;
Dec 01 01:40:38.227 INFO [stderr]    |             ----^^^^^^^^^^^^^
Dec 01 01:40:38.227 INFO [stderr]    |             |
Dec 01 01:40:38.227 INFO [stderr]    |             help: remove this `mut`
Dec 01 01:40:38.227 INFO [stderr]    |
Dec 01 01:40:38.227 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 01 01:40:38.227 INFO [stderr] 
Dec 01 01:40:38.227 INFO [stderr] warning: variable does not need to be mutable
Dec 01 01:40:38.227 INFO [stderr]   --> src/main.rs:67:13
Dec 01 01:40:38.227 INFO [stderr]    |
Dec 01 01:40:38.227 INFO [stderr] 67 |         let mut file = File::open(relative_path).unwrap();
Dec 01 01:40:38.227 INFO [stderr]    |             ----^^^^
Dec 01 01:40:38.227 INFO [stderr]    |             |
Dec 01 01:40:38.227 INFO [stderr]    |             help: remove this `mut`
Dec 01 01:40:38.227 INFO [stderr] 
Dec 01 01:40:38.253 INFO [stderr] warning: variable does not need to be mutable
Dec 01 01:40:38.253 INFO [stderr]   --> src/sniffer.rs:64:17
Dec 01 01:40:38.254 INFO [stderr]    |
Dec 01 01:40:38.254 INFO [stderr] 64 |             let mut fake_ethernet_frame = MutableEthernetPacket::new(&mut buf[..]).unwrap();
Dec 01 01:40:38.254 INFO [stderr]    |                 ----^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:38.254 INFO [stderr]    |                 |
Dec 01 01:40:38.255 INFO [stderr]    |                 help: remove this `mut`
Dec 01 01:40:38.255 INFO [stderr] 
Dec 01 01:40:38.255 INFO [stderr] warning: field is never used: `rx`
Dec 01 01:40:38.256 INFO [stderr]   --> src/packet.rs:17:5
Dec 01 01:40:38.256 INFO [stderr]    |
Dec 01 01:40:38.256 INFO [stderr] 17 |     rx: TransportReceiver,
Dec 01 01:40:38.256 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:38.257 INFO [stderr]    |
Dec 01 01:40:38.257 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 01 01:40:38.257 INFO [stderr] 
Dec 01 01:40:38.257 INFO [stderr] warning: method is never used: `packets`
Dec 01 01:40:38.258 INFO [stderr]   --> src/packet.rs:36:5
Dec 01 01:40:38.258 INFO [stderr]    |
Dec 01 01:40:38.258 INFO [stderr] 36 |     pub fn packets(&mut self) -> Ipv4TransportChannelIterator {
Dec 01 01:40:38.258 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:38.259 INFO [stderr] 
Dec 01 01:40:38.259 INFO [stderr] warning: method is never used: `recv`
Dec 01 01:40:38.259 INFO [stderr]   --> src/packet.rs:97:5
Dec 01 01:40:38.259 INFO [stderr]    |
Dec 01 01:40:38.260 INFO [stderr] 97 |     pub fn recv(&mut self) -> () {
Dec 01 01:40:38.260 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:38.260 INFO [stderr] 
Dec 01 01:40:38.260 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 01 01:40:38.261 INFO [stderr]   --> src/main.rs:97:9
Dec 01 01:40:38.261 INFO [stderr]    |
Dec 01 01:40:38.261 INFO [stderr] 97 |         sniff.recv();
Dec 01 01:40:38.261 INFO [stderr]    |         ^^^^^^^^^^^^^
Dec 01 01:40:38.262 INFO [stderr]    |
Dec 01 01:40:38.262 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 01 01:40:38.262 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 01:40:38.262 INFO [stderr] 
Dec 01 01:40:40.967 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 30s
Dec 01 01:40:40.971 INFO [stderr] su: No module specific data is present
Dec 01 01:40:41.665 INFO running `"docker" "inspect" "80b0ed9f8f11103f86b045bf329f153355f29354cfabe26afcc13e17f8a18679"`
Dec 01 01:40:42.033 INFO running `"docker" "rm" "-f" "80b0ed9f8f11103f86b045bf329f153355f29354cfabe26afcc13e17f8a18679"`
Dec 01 01:40:42.386 INFO [stdout] 80b0ed9f8f11103f86b045bf329f153355f29354cfabe26afcc13e17f8a18679
Dec 01 01:40:42.389 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 01:40:42.999 INFO [stdout] 1b105b7293c206f0f1bb64990d78bd717d2eca649db9ac973174e1e3ba48a0dc
Dec 01 01:40:43.005 INFO running `"docker" "start" "-a" "1b105b7293c206f0f1bb64990d78bd717d2eca649db9ac973174e1e3ba48a0dc"`
Dec 01 01:40:44.228 INFO [stderr] usermod: no changes
Dec 01 01:40:44.415 INFO [stderr]    Compiling covert_tcp v0.1.0 (/source)
Dec 01 01:40:45.019 INFO [stderr] warning: doc comment not used by rustdoc
Dec 01 01:40:45.019 INFO [stderr]   --> src/packet.rs:66:9
Dec 01 01:40:45.019 INFO [stderr]    |
Dec 01 01:40:45.019 INFO [stderr] 66 |         /// Building an IPV4 packet.
Dec 01 01:40:45.019 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:45.019 INFO [stderr]    |
Dec 01 01:40:45.019 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 01 01:40:45.019 INFO [stderr] 
Dec 01 01:40:45.019 INFO [stderr] warning: doc comment not used by rustdoc
Dec 01 01:40:45.019 INFO [stderr]   --> src/packet.rs:78:9
Dec 01 01:40:45.019 INFO [stderr]    |
Dec 01 01:40:45.019 INFO [stderr] 78 |         /// Building an TCP packet
Dec 01 01:40:45.019 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:45.019 INFO [stderr] 
Dec 01 01:40:45.019 INFO [stderr] warning: unused import: `EtherTypes`
Dec 01 01:40:45.019 INFO [stderr]  --> src/sniffer.rs:3:30
Dec 01 01:40:45.019 INFO [stderr]   |
Dec 01 01:40:45.019 INFO [stderr] 3 | use pnet::packet::ethernet::{EtherTypes, EthernetPacket, MutableEthernetPacket};
Dec 01 01:40:45.019 INFO [stderr]   |                              ^^^^^^^^^^
Dec 01 01:40:45.019 INFO [stderr]   |
Dec 01 01:40:45.019 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 01 01:40:45.019 INFO [stderr] 
Dec 01 01:40:45.019 INFO [stderr] warning: unused import: `pnet::packet::icmpv6::Icmpv6Packet`
Dec 01 01:40:45.019 INFO [stderr]  --> src/sniffer.rs:4:5
Dec 01 01:40:45.019 INFO [stderr]   |
Dec 01 01:40:45.019 INFO [stderr] 4 | use pnet::packet::icmpv6::Icmpv6Packet;
Dec 01 01:40:45.019 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:45.019 INFO [stderr] 
Dec 01 01:40:45.019 INFO [stderr] warning: unused imports: `IpNextHeaderProtocol`, `IpNextHeaderProtocols`
Dec 01 01:40:45.019 INFO [stderr]  --> src/sniffer.rs:5:24
Dec 01 01:40:45.019 INFO [stderr]   |
Dec 01 01:40:45.019 INFO [stderr] 5 | use pnet::packet::ip::{IpNextHeaderProtocol, IpNextHeaderProtocols};
Dec 01 01:40:45.019 INFO [stderr]   |                        ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:45.019 INFO [stderr] 
Dec 01 01:40:45.019 INFO [stderr] warning: unused import: `pnet::packet::ipv6::Ipv6Packet`
Dec 01 01:40:45.019 INFO [stderr]  --> src/sniffer.rs:7:5
Dec 01 01:40:45.019 INFO [stderr]   |
Dec 01 01:40:45.019 INFO [stderr] 7 | use pnet::packet::ipv6::Ipv6Packet;
Dec 01 01:40:45.019 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:45.019 INFO [stderr] 
Dec 01 01:40:45.019 INFO [stderr] warning: unused import: `pnet::packet::tcp::TcpPacket`
Dec 01 01:40:45.019 INFO [stderr]  --> src/sniffer.rs:8:5
Dec 01 01:40:45.019 INFO [stderr]   |
Dec 01 01:40:45.019 INFO [stderr] 8 | use pnet::packet::tcp::TcpPacket;
Dec 01 01:40:45.019 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:45.019 INFO [stderr] 
Dec 01 01:40:45.019 INFO [stderr] warning: unused import: `pnet::util::MacAddr`
Dec 01 01:40:45.019 INFO [stderr]   --> src/sniffer.rs:10:5
Dec 01 01:40:45.019 INFO [stderr]    |
Dec 01 01:40:45.019 INFO [stderr] 10 | use pnet::util::MacAddr;
Dec 01 01:40:45.019 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:45.019 INFO [stderr] 
Dec 01 01:40:45.019 INFO [stderr] warning: unused import: `std::io::Write`
Dec 01 01:40:45.019 INFO [stderr]   --> src/sniffer.rs:12:5
Dec 01 01:40:45.019 INFO [stderr]    |
Dec 01 01:40:45.019 INFO [stderr] 12 | use std::io::Write;
Dec 01 01:40:45.019 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 01 01:40:45.019 INFO [stderr] 
Dec 01 01:40:45.019 INFO [stderr] warning: unused import: `std::net::IpAddr`
Dec 01 01:40:45.019 INFO [stderr]   --> src/sniffer.rs:13:5
Dec 01 01:40:45.019 INFO [stderr]    |
Dec 01 01:40:45.019 INFO [stderr] 13 | use std::net::IpAddr;
Dec 01 01:40:45.019 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 01 01:40:45.019 INFO [stderr] 
Dec 01 01:40:45.147 INFO [stderr] warning: unreachable expression
Dec 01 01:40:45.147 INFO [stderr]   --> src/sniffer.rs:73:9
Dec 01 01:40:45.147 INFO [stderr]    |
Dec 01 01:40:45.147 INFO [stderr] 73 |         Ok(())
Dec 01 01:40:45.147 INFO [stderr]    |         ^^^^^^
Dec 01 01:40:45.147 INFO [stderr]    |
Dec 01 01:40:45.147 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Dec 01 01:40:45.147 INFO [stderr] 
Dec 01 01:40:45.159 INFO [stderr] warning: unused variable: `e`
Dec 01 01:40:45.159 INFO [stderr]   --> src/sniffer.rs:59:17
Dec 01 01:40:45.159 INFO [stderr]    |
Dec 01 01:40:45.159 INFO [stderr] 59 |             Err(e) => return Err(ReciverError::PacketError),
Dec 01 01:40:45.161 INFO [stderr]    |                 ^ help: consider using `_e` instead
Dec 01 01:40:45.161 INFO [stderr]    |
Dec 01 01:40:45.161 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 01:40:45.161 INFO [stderr] 
Dec 01 01:40:45.161 INFO [stderr] warning: unused variable: `fake_ethernet_frame`
Dec 01 01:40:45.161 INFO [stderr]   --> src/sniffer.rs:64:21
Dec 01 01:40:45.161 INFO [stderr]    |
Dec 01 01:40:45.161 INFO [stderr] 64 |             let mut fake_ethernet_frame = MutableEthernetPacket::new(&mut buf[..]).unwrap();
Dec 01 01:40:45.161 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^ help: consider using `_fake_ethernet_frame` instead
Dec 01 01:40:45.162 INFO [stderr] 
Dec 01 01:40:45.223 INFO [stderr] warning: variable does not need to be mutable
Dec 01 01:40:45.224 INFO [stderr]   --> src/main.rs:61:13
Dec 01 01:40:45.224 INFO [stderr]    |
Dec 01 01:40:45.224 INFO [stderr] 61 |         let mut relative_path: PathBuf;
Dec 01 01:40:45.225 INFO [stderr]    |             ----^^^^^^^^^^^^^
Dec 01 01:40:45.225 INFO [stderr]    |             |
Dec 01 01:40:45.225 INFO [stderr]    |             help: remove this `mut`
Dec 01 01:40:45.226 INFO [stderr]    |
Dec 01 01:40:45.226 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 01 01:40:45.226 INFO [stderr] 
Dec 01 01:40:45.226 INFO [stderr] warning: variable does not need to be mutable
Dec 01 01:40:45.227 INFO [stderr]   --> src/main.rs:67:13
Dec 01 01:40:45.227 INFO [stderr]    |
Dec 01 01:40:45.227 INFO [stderr] 67 |         let mut file = File::open(relative_path).unwrap();
Dec 01 01:40:45.228 INFO [stderr]    |             ----^^^^
Dec 01 01:40:45.228 INFO [stderr]    |             |
Dec 01 01:40:45.228 INFO [stderr]    |             help: remove this `mut`
Dec 01 01:40:45.228 INFO [stderr] 
Dec 01 01:40:45.255 INFO [stderr] warning: variable does not need to be mutable
Dec 01 01:40:45.256 INFO [stderr]   --> src/sniffer.rs:64:17
Dec 01 01:40:45.256 INFO [stderr]    |
Dec 01 01:40:45.256 INFO [stderr] 64 |             let mut fake_ethernet_frame = MutableEthernetPacket::new(&mut buf[..]).unwrap();
Dec 01 01:40:45.257 INFO [stderr]    |                 ----^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:45.257 INFO [stderr]    |                 |
Dec 01 01:40:45.257 INFO [stderr]    |                 help: remove this `mut`
Dec 01 01:40:45.258 INFO [stderr] 
Dec 01 01:40:45.258 INFO [stderr] warning: field is never used: `rx`
Dec 01 01:40:45.258 INFO [stderr]   --> src/packet.rs:17:5
Dec 01 01:40:45.258 INFO [stderr]    |
Dec 01 01:40:45.259 INFO [stderr] 17 |     rx: TransportReceiver,
Dec 01 01:40:45.259 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:45.259 INFO [stderr]    |
Dec 01 01:40:45.260 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 01 01:40:45.260 INFO [stderr] 
Dec 01 01:40:45.260 INFO [stderr] warning: method is never used: `packets`
Dec 01 01:40:45.261 INFO [stderr]   --> src/packet.rs:36:5
Dec 01 01:40:45.261 INFO [stderr]    |
Dec 01 01:40:45.261 INFO [stderr] 36 |     pub fn packets(&mut self) -> Ipv4TransportChannelIterator {
Dec 01 01:40:45.261 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:45.262 INFO [stderr] 
Dec 01 01:40:45.262 INFO [stderr] warning: method is never used: `recv`
Dec 01 01:40:45.262 INFO [stderr]   --> src/packet.rs:97:5
Dec 01 01:40:45.263 INFO [stderr]    |
Dec 01 01:40:45.263 INFO [stderr] 97 |     pub fn recv(&mut self) -> () {
Dec 01 01:40:45.263 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 01:40:45.264 INFO [stderr] 
Dec 01 01:40:45.264 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 01 01:40:45.264 INFO [stderr]   --> src/main.rs:97:9
Dec 01 01:40:45.264 INFO [stderr]    |
Dec 01 01:40:45.265 INFO [stderr] 97 |         sniff.recv();
Dec 01 01:40:45.265 INFO [stderr]    |         ^^^^^^^^^^^^^
Dec 01 01:40:45.265 INFO [stderr]    |
Dec 01 01:40:45.266 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 01 01:40:45.266 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 01:40:45.266 INFO [stderr] 
Dec 01 01:40:45.851 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
Dec 01 01:40:45.855 INFO [stderr] su: No module specific data is present
Dec 01 01:40:46.485 INFO running `"docker" "inspect" "1b105b7293c206f0f1bb64990d78bd717d2eca649db9ac973174e1e3ba48a0dc"`
Dec 01 01:40:46.809 INFO running `"docker" "rm" "-f" "1b105b7293c206f0f1bb64990d78bd717d2eca649db9ac973174e1e3ba48a0dc"`
Dec 01 01:40:47.047 INFO [stdout] 1b105b7293c206f0f1bb64990d78bd717d2eca649db9ac973174e1e3ba48a0dc
Dec 01 01:40:47.055 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 01:40:47.499 INFO [stdout] 2d347ea90cd22fb9eaaf5aee9f37267df0da5aeefdf4de4bb5c21964cbb43bbc
Dec 01 01:40:47.505 INFO running `"docker" "start" "-a" "2d347ea90cd22fb9eaaf5aee9f37267df0da5aeefdf4de4bb5c21964cbb43bbc"`
Dec 01 01:40:48.502 INFO [stderr] usermod: no changes
Dec 01 01:40:48.683 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
Dec 01 01:40:48.683 INFO [stderr]      Running /target/debug/deps/covert_tcp-5eda64f94ba7d93f
Dec 01 01:40:48.683 INFO [stdout] 
Dec 01 01:40:48.683 INFO [stdout] running 0 tests
Dec 01 01:40:48.683 INFO [stdout] 
Dec 01 01:40:48.683 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 01:40:48.683 INFO [stdout] 
Dec 01 01:40:48.691 INFO [stderr] su: No module specific data is present
Dec 01 01:40:49.231 INFO running `"docker" "inspect" "2d347ea90cd22fb9eaaf5aee9f37267df0da5aeefdf4de4bb5c21964cbb43bbc"`
Dec 01 01:40:49.578 INFO running `"docker" "rm" "-f" "2d347ea90cd22fb9eaaf5aee9f37267df0da5aeefdf4de4bb5c21964cbb43bbc"`
Dec 01 01:40:49.847 INFO [stdout] 2d347ea90cd22fb9eaaf5aee9f37267df0da5aeefdf4de4bb5c21964cbb43bbc
