Dec 14 00:49:16.452 INFO testing breed/punnel against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 00:49:16.452 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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 14 00:49:16.715 INFO [stdout] 435177522b1e8ac6dca334cc2e6a386acb311f4aa4bd17368906d2f814971d28
Dec 14 00:49:16.716 INFO running `"docker" "start" "-a" "435177522b1e8ac6dca334cc2e6a386acb311f4aa4bd17368906d2f814971d28"`
Dec 14 00:49:17.472 INFO [stderr] usermod: no changes
Dec 14 00:49:17.567 INFO [stderr]    Compiling futures v0.1.7
Dec 14 00:49:17.567 INFO [stderr]    Compiling mio v0.6.2
Dec 14 00:49:20.429 INFO [stderr]    Compiling tokio-core v0.1.3
Dec 14 00:49:22.922 INFO [stderr]    Compiling punnel v0.1.0 (/source)
Dec 14 00:49:23.911 INFO [stderr] warning: unused import: `Shutdown`
Dec 14 00:49:23.911 INFO [stderr]   --> src/main.rs:11:52
Dec 14 00:49:23.911 INFO [stderr]    |
Dec 14 00:49:23.911 INFO [stderr] 11 | use std::net::{Ipv6Addr, SocketAddr, SocketAddrV6, Shutdown};
Dec 14 00:49:23.911 INFO [stderr]    |                                                    ^^^^^^^^
Dec 14 00:49:23.911 INFO [stderr]    |
Dec 14 00:49:23.911 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 14 00:49:23.911 INFO [stderr] 
Dec 14 00:49:23.911 INFO [stderr] warning: unused imports: `Codec`, `Framed`
Dec 14 00:49:23.911 INFO [stderr]   --> src/main.rs:13:26
Dec 14 00:49:23.911 INFO [stderr]    |
Dec 14 00:49:23.911 INFO [stderr] 13 | use tokio_core::io::{Io, Codec, Framed};
Dec 14 00:49:23.911 INFO [stderr]    |                          ^^^^^  ^^^^^^
Dec 14 00:49:23.911 INFO [stderr] 
Dec 14 00:49:23.987 INFO [stderr] warning: unused import: `Future`
Dec 14 00:49:23.987 INFO [stderr]  --> src/main.rs:7:15
Dec 14 00:49:23.987 INFO [stderr]   |
Dec 14 00:49:23.987 INFO [stderr] 7 | use futures::{Future, Sink};
Dec 14 00:49:23.987 INFO [stderr]   |               ^^^^^^
Dec 14 00:49:23.987 INFO [stderr] 
Dec 14 00:49:23.992 INFO [stderr] warning: unused variable: `local_port`
Dec 14 00:49:23.992 INFO [stderr]    --> src/main.rs:132:14
Dec 14 00:49:23.992 INFO [stderr]     |
Dec 14 00:49:23.992 INFO [stderr] 132 | fn do_client(local_port: SocketAddr, server_host_port: SocketAddr) {}
Dec 14 00:49:23.992 INFO [stderr]     |              ^^^^^^^^^^ help: consider using `_local_port` instead
Dec 14 00:49:23.992 INFO [stderr]     |
Dec 14 00:49:23.992 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 14 00:49:23.992 INFO [stderr] 
Dec 14 00:49:23.992 INFO [stderr] warning: unused variable: `server_host_port`
Dec 14 00:49:23.992 INFO [stderr]    --> src/main.rs:132:38
Dec 14 00:49:23.992 INFO [stderr]     |
Dec 14 00:49:23.992 INFO [stderr] 132 | fn do_client(local_port: SocketAddr, server_host_port: SocketAddr) {}
Dec 14 00:49:23.992 INFO [stderr]     |                                      ^^^^^^^^^^^^^^^^ help: consider using `_server_host_port` instead
Dec 14 00:49:23.992 INFO [stderr] 
Dec 14 00:49:23.992 INFO [stderr] warning: unused variable: `addr`
Dec 14 00:49:23.992 INFO [stderr]    --> src/main.rs:162:53
Dec 14 00:49:23.992 INFO [stderr]     |
Dec 14 00:49:23.992 INFO [stderr] 162 |             Ok(listener.incoming().for_each(|(cnxn, addr)| {
Dec 14 00:49:23.992 INFO [stderr]     |                                                     ^^^^ help: consider using `_addr` instead
Dec 14 00:49:23.992 INFO [stderr] 
Dec 14 00:49:23.992 INFO [stderr] warning: unused variable: `connect_to_port`
Dec 14 00:49:23.992 INFO [stderr]    --> src/main.rs:156:14
Dec 14 00:49:23.992 INFO [stderr]     |
Dec 14 00:49:23.992 INFO [stderr] 156 | fn do_server(connect_to_port: SocketAddr) {
Dec 14 00:49:23.992 INFO [stderr]     |              ^^^^^^^^^^^^^^^ help: consider using `_connect_to_port` instead
Dec 14 00:49:23.992 INFO [stderr] 
Dec 14 00:49:23.992 INFO [stderr] warning: unused variable: `sub_matches`
Dec 14 00:49:23.992 INFO [stderr]    --> src/main.rs:197:25
Dec 14 00:49:23.992 INFO [stderr]     |
Dec 14 00:49:23.992 INFO [stderr] 197 |         ("client", Some(sub_matches)) => {
Dec 14 00:49:23.992 INFO [stderr]     |                         ^^^^^^^^^^^ help: consider using `_sub_matches` instead
Dec 14 00:49:23.992 INFO [stderr] 
Dec 14 00:49:23.992 INFO [stderr] warning: unused variable: `sub_matches`
Dec 14 00:49:23.992 INFO [stderr]    --> src/main.rs:202:25
Dec 14 00:49:23.992 INFO [stderr]     |
Dec 14 00:49:23.992 INFO [stderr] 202 |         ("server", Some(sub_matches)) => {
Dec 14 00:49:23.992 INFO [stderr]     |                         ^^^^^^^^^^^ help: consider using `_sub_matches` instead
Dec 14 00:49:23.992 INFO [stderr] 
Dec 14 00:49:23.995 INFO [stderr] warning: unused variable: `cnxn`
Dec 14 00:49:23.995 INFO [stderr]   --> src/main.rs:73:21
Dec 14 00:49:23.995 INFO [stderr]    |
Dec 14 00:49:23.995 INFO [stderr] 73 |         if let Some(cnxn) = self.connections.remove(&id) {
Dec 14 00:49:23.995 INFO [stderr]    |                     ^^^^ help: consider using `_cnxn` instead
Dec 14 00:49:23.995 INFO [stderr] 
Dec 14 00:49:23.995 INFO [stderr] warning: unused variable: `write_stream`
Dec 14 00:49:23.995 INFO [stderr]    --> src/main.rs:120:17
Dec 14 00:49:23.995 INFO [stderr]     |
Dec 14 00:49:23.995 INFO [stderr] 120 |             let write_stream = cnxn.clone();
Dec 14 00:49:23.995 INFO [stderr]     |                 ^^^^^^^^^^^^ help: consider using `_write_stream` instead
Dec 14 00:49:23.995 INFO [stderr] 
Dec 14 00:49:23.995 INFO [stderr] warning: unused variable: `read_stream`
Dec 14 00:49:23.995 INFO [stderr]    --> src/main.rs:121:17
Dec 14 00:49:23.995 INFO [stderr]     |
Dec 14 00:49:23.995 INFO [stderr] 121 |             let read_stream = cnxn.clone();
Dec 14 00:49:23.995 INFO [stderr]     |                 ^^^^^^^^^^^ help: consider using `_read_stream` instead
Dec 14 00:49:23.995 INFO [stderr] 
Dec 14 00:49:23.995 INFO [stderr] warning: unused variable: `seq`
Dec 14 00:49:23.995 INFO [stderr]    --> src/main.rs:119:29
Dec 14 00:49:23.995 INFO [stderr]     |
Dec 14 00:49:23.995 INFO [stderr] 119 |         }).and_then(|(cnxn, seq)| {
Dec 14 00:49:23.995 INFO [stderr]     |                             ^^^ help: consider using `_seq` instead
Dec 14 00:49:23.995 INFO [stderr] 
Dec 14 00:49:23.995 INFO [stderr] warning: unused variable: `stream`
Dec 14 00:49:23.995 INFO [stderr]    --> src/main.rs:103:13
Dec 14 00:49:23.995 INFO [stderr]     |
Dec 14 00:49:23.995 INFO [stderr] 103 |         let stream = self.tunnel_stream.and_then(|connect_frame| {
Dec 14 00:49:23.995 INFO [stderr]     |             ^^^^^^ help: consider using `_stream` instead
Dec 14 00:49:23.995 INFO [stderr] 
Dec 14 00:49:23.995 INFO [stderr] warning: unused variable: `seq`
Dec 14 00:49:23.995 INFO [stderr]    --> src/main.rs:142:45
Dec 14 00:49:23.995 INFO [stderr]     |
Dec 14 00:49:23.995 INFO [stderr] 142 |             if let PunnelFrame::Connect{id, seq} = p {
Dec 14 00:49:23.995 INFO [stderr]     |                                             ^^^ help: try ignoring the field: `seq: _`
Dec 14 00:49:23.995 INFO [stderr] 
Dec 14 00:49:24.014 INFO [stderr] warning: variable does not need to be mutable
Dec 14 00:49:24.014 INFO [stderr]    --> src/main.rs:159:9
Dec 14 00:49:24.014 INFO [stderr]     |
Dec 14 00:49:24.014 INFO [stderr] 159 |     let mut local_port: SocketAddr = SocketAddr::V6(SocketAddrV6::new(get_inaddr_any(), 0, 0, 0));
Dec 14 00:49:24.014 INFO [stderr]     |         ----^^^^^^^^^^
Dec 14 00:49:24.014 INFO [stderr]     |         |
Dec 14 00:49:24.014 INFO [stderr]     |         help: remove this `mut`
Dec 14 00:49:24.014 INFO [stderr]     |
Dec 14 00:49:24.014 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 14 00:49:24.014 INFO [stderr] 
Dec 14 00:49:24.026 INFO [stderr] warning: struct is never constructed: `ToBeAcked`
Dec 14 00:49:24.026 INFO [stderr]   --> src/main.rs:24:1
Dec 14 00:49:24.027 INFO [stderr]    |
Dec 14 00:49:24.027 INFO [stderr] 24 | struct ToBeAcked {
Dec 14 00:49:24.027 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 14 00:49:24.027 INFO [stderr]    |
Dec 14 00:49:24.027 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 14 00:49:24.027 INFO [stderr] 
Dec 14 00:49:24.027 INFO [stderr] warning: struct is never constructed: `Connection`
Dec 14 00:49:24.027 INFO [stderr]   --> src/main.rs:29:1
Dec 14 00:49:24.027 INFO [stderr]    |
Dec 14 00:49:24.027 INFO [stderr] 29 | struct Connection {
Dec 14 00:49:24.027 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 14 00:49:24.027 INFO [stderr] 
Dec 14 00:49:24.027 INFO [stderr] warning: struct is never constructed: `ConnectionRegistry`
Dec 14 00:49:24.027 INFO [stderr]   --> src/main.rs:36:1
Dec 14 00:49:24.027 INFO [stderr]    |
Dec 14 00:49:24.027 INFO [stderr] 36 | struct ConnectionRegistry {
Dec 14 00:49:24.027 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:49:24.027 INFO [stderr] 
Dec 14 00:49:24.027 INFO [stderr] warning: method is never used: `register`
Dec 14 00:49:24.027 INFO [stderr]   --> src/main.rs:43:5
Dec 14 00:49:24.027 INFO [stderr]    |
Dec 14 00:49:24.027 INFO [stderr] 43 |     fn register(&mut self, tcp_stream: TcpStream) -> Arc<Connection> {
Dec 14 00:49:24.027 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:49:24.027 INFO [stderr] 
Dec 14 00:49:24.027 INFO [stderr] warning: method is never used: `add`
Dec 14 00:49:24.027 INFO [stderr]   --> src/main.rs:55:5
Dec 14 00:49:24.027 INFO [stderr]    |
Dec 14 00:49:24.027 INFO [stderr] 55 |     fn add(&mut self, id: u32, tcp_stream: TcpStream) -> Arc<Connection> {
Dec 14 00:49:24.027 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:49:24.027 INFO [stderr] 
Dec 14 00:49:24.027 INFO [stderr] warning: method is never used: `get_connection`
Dec 14 00:49:24.027 INFO [stderr]   --> src/main.rs:68:5
Dec 14 00:49:24.027 INFO [stderr]    |
Dec 14 00:49:24.027 INFO [stderr] 68 |     fn get_connection(&self, id: u32) -> Option<&Arc<Connection>> {
Dec 14 00:49:24.027 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:49:24.027 INFO [stderr] 
Dec 14 00:49:24.027 INFO [stderr] warning: method is never used: `close`
Dec 14 00:49:24.027 INFO [stderr]   --> src/main.rs:72:5
Dec 14 00:49:24.027 INFO [stderr]    |
Dec 14 00:49:24.027 INFO [stderr] 72 |     fn close(&mut self, id: u32) {
Dec 14 00:49:24.027 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:49:24.027 INFO [stderr] 
Dec 14 00:49:24.027 INFO [stderr] warning: struct is never constructed: `ConnectedConnection`
Dec 14 00:49:24.027 INFO [stderr]   --> src/main.rs:79:1
Dec 14 00:49:24.027 INFO [stderr]    |
Dec 14 00:49:24.027 INFO [stderr] 79 | struct ConnectedConnection {
Dec 14 00:49:24.027 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:49:24.027 INFO [stderr] 
Dec 14 00:49:24.027 INFO [stderr] warning: method is never used: `new`
Dec 14 00:49:24.027 INFO [stderr]   --> src/main.rs:87:5
Dec 14 00:49:24.027 INFO [stderr]    |
Dec 14 00:49:24.027 INFO [stderr] 87 | /     fn new(registry: Rc<ConnectionRegistry>,
Dec 14 00:49:24.027 INFO [stderr] 88 | |            tunnel_sink: BoxedPunnelFrameSink,
Dec 14 00:49:24.027 INFO [stderr] 89 | |            tunnel_stream: BoxedPunnelFrameStream,
Dec 14 00:49:24.027 INFO [stderr] 90 | |            handle: Arc<Handle>)
Dec 14 00:49:24.027 INFO [stderr] ...  |
Dec 14 00:49:24.027 INFO [stderr] 97 | |         }
Dec 14 00:49:24.027 INFO [stderr] 98 | |     }
Dec 14 00:49:24.027 INFO [stderr]    | |_____^
Dec 14 00:49:24.027 INFO [stderr] 
Dec 14 00:49:24.027 INFO [stderr] warning: method is never used: `tunnel`
Dec 14 00:49:24.027 INFO [stderr]    --> src/main.rs:100:5
Dec 14 00:49:24.027 INFO [stderr]     |
Dec 14 00:49:24.027 INFO [stderr] 100 |     fn tunnel(self) -> Result<(), io::Error> {
Dec 14 00:49:24.027 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:49:24.027 INFO [stderr] 
Dec 14 00:49:24.027 INFO [stderr] warning: field is never used: `tunnel_sink`
Dec 14 00:49:24.027 INFO [stderr]    --> src/main.rs:135:5
Dec 14 00:49:24.027 INFO [stderr]     |
Dec 14 00:49:24.027 INFO [stderr] 135 |     tunnel_sink: BoxedPunnelFrameSink,
Dec 14 00:49:24.027 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:49:24.027 INFO [stderr] 
Dec 14 00:49:24.027 INFO [stderr] warning: unused `futures::stream::AndThen` that must be used
Dec 14 00:49:24.027 INFO [stderr]    --> src/main.rs:141:9
Dec 14 00:49:24.027 INFO [stderr]     |
Dec 14 00:49:24.027 INFO [stderr] 141 | /         self.tunnel_stream.and_then(|p| {
Dec 14 00:49:24.027 INFO [stderr] 142 | |             if let PunnelFrame::Connect{id, seq} = p {
Dec 14 00:49:24.027 INFO [stderr] 143 | |                 if id == 0 {
Dec 14 00:49:24.027 INFO [stderr] 144 | |                     // create a new session
Dec 14 00:49:24.027 INFO [stderr] ...   |
Dec 14 00:49:24.027 INFO [stderr] 151 | |             }
Dec 14 00:49:24.027 INFO [stderr] 152 | |         });
Dec 14 00:49:24.027 INFO [stderr]     | |___________^
Dec 14 00:49:24.027 INFO [stderr]     |
Dec 14 00:49:24.027 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 14 00:49:24.027 INFO [stderr]     = note: streams do nothing unless polled
Dec 14 00:49:24.027 INFO [stderr] 
Dec 14 00:49:24.031 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 00:49:24.031 INFO [stderr]    --> src/main.rs:206:16
Dec 14 00:49:24.031 INFO [stderr]     |
Dec 14 00:49:24.031 INFO [stderr] 206 |         _ => { app.print_help(); }
Dec 14 00:49:24.031 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^
Dec 14 00:49:24.031 INFO [stderr]     |
Dec 14 00:49:24.031 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 00:49:24.031 INFO [stderr] 
Dec 14 00:49:25.495 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.00s
Dec 14 00:49:25.501 INFO [stderr] su: No module specific data is present
Dec 14 00:49:25.995 INFO running `"docker" "inspect" "435177522b1e8ac6dca334cc2e6a386acb311f4aa4bd17368906d2f814971d28"`
Dec 14 00:49:26.211 INFO running `"docker" "rm" "-f" "435177522b1e8ac6dca334cc2e6a386acb311f4aa4bd17368906d2f814971d28"`
Dec 14 00:49:26.302 INFO [stdout] 435177522b1e8ac6dca334cc2e6a386acb311f4aa4bd17368906d2f814971d28
Dec 14 00:49:26.304 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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 14 00:49:26.531 INFO [stdout] 7e844b842d161fedcc247f3b348629171b7c093c6107fce54c1e569d922e1a73
Dec 14 00:49:26.531 INFO running `"docker" "start" "-a" "7e844b842d161fedcc247f3b348629171b7c093c6107fce54c1e569d922e1a73"`
Dec 14 00:49:26.962 INFO [stderr] usermod: no changes
Dec 14 00:49:27.035 INFO [stderr]    Compiling punnel v0.1.0 (/source)
Dec 14 00:49:28.058 INFO [stderr] warning: unused import: `Shutdown`
Dec 14 00:49:28.058 INFO [stderr]   --> src/main.rs:11:52
Dec 14 00:49:28.058 INFO [stderr]    |
Dec 14 00:49:28.058 INFO [stderr] 11 | use std::net::{Ipv6Addr, SocketAddr, SocketAddrV6, Shutdown};
Dec 14 00:49:28.058 INFO [stderr]    |                                                    ^^^^^^^^
Dec 14 00:49:28.058 INFO [stderr]    |
Dec 14 00:49:28.058 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 14 00:49:28.058 INFO [stderr] 
Dec 14 00:49:28.058 INFO [stderr] warning: unused imports: `Codec`, `Framed`
Dec 14 00:49:28.058 INFO [stderr]   --> src/main.rs:13:26
Dec 14 00:49:28.058 INFO [stderr]    |
Dec 14 00:49:28.058 INFO [stderr] 13 | use tokio_core::io::{Io, Codec, Framed};
Dec 14 00:49:28.058 INFO [stderr]    |                          ^^^^^  ^^^^^^
Dec 14 00:49:28.058 INFO [stderr] 
Dec 14 00:49:28.097 INFO [stderr] warning: unused import: `Future`
Dec 14 00:49:28.097 INFO [stderr]  --> src/main.rs:7:15
Dec 14 00:49:28.097 INFO [stderr]   |
Dec 14 00:49:28.097 INFO [stderr] 7 | use futures::{Future, Sink};
Dec 14 00:49:28.097 INFO [stderr]   |               ^^^^^^
Dec 14 00:49:28.097 INFO [stderr] 
Dec 14 00:49:28.102 INFO [stderr] warning: unused variable: `local_port`
Dec 14 00:49:28.102 INFO [stderr]    --> src/main.rs:132:14
Dec 14 00:49:28.102 INFO [stderr]     |
Dec 14 00:49:28.102 INFO [stderr] 132 | fn do_client(local_port: SocketAddr, server_host_port: SocketAddr) {}
Dec 14 00:49:28.102 INFO [stderr]     |              ^^^^^^^^^^ help: consider using `_local_port` instead
Dec 14 00:49:28.102 INFO [stderr]     |
Dec 14 00:49:28.102 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 14 00:49:28.103 INFO [stderr] 
Dec 14 00:49:28.103 INFO [stderr] warning: unused variable: `server_host_port`
Dec 14 00:49:28.103 INFO [stderr]    --> src/main.rs:132:38
Dec 14 00:49:28.103 INFO [stderr]     |
Dec 14 00:49:28.103 INFO [stderr] 132 | fn do_client(local_port: SocketAddr, server_host_port: SocketAddr) {}
Dec 14 00:49:28.103 INFO [stderr]     |                                      ^^^^^^^^^^^^^^^^ help: consider using `_server_host_port` instead
Dec 14 00:49:28.103 INFO [stderr] 
Dec 14 00:49:28.103 INFO [stderr] warning: unused variable: `addr`
Dec 14 00:49:28.103 INFO [stderr]    --> src/main.rs:162:53
Dec 14 00:49:28.103 INFO [stderr]     |
Dec 14 00:49:28.103 INFO [stderr] 162 |             Ok(listener.incoming().for_each(|(cnxn, addr)| {
Dec 14 00:49:28.103 INFO [stderr]     |                                                     ^^^^ help: consider using `_addr` instead
Dec 14 00:49:28.103 INFO [stderr] 
Dec 14 00:49:28.103 INFO [stderr] warning: unused variable: `connect_to_port`
Dec 14 00:49:28.103 INFO [stderr]    --> src/main.rs:156:14
Dec 14 00:49:28.103 INFO [stderr]     |
Dec 14 00:49:28.103 INFO [stderr] 156 | fn do_server(connect_to_port: SocketAddr) {
Dec 14 00:49:28.103 INFO [stderr]     |              ^^^^^^^^^^^^^^^ help: consider using `_connect_to_port` instead
Dec 14 00:49:28.103 INFO [stderr] 
Dec 14 00:49:28.103 INFO [stderr] warning: unused variable: `sub_matches`
Dec 14 00:49:28.103 INFO [stderr]    --> src/main.rs:197:25
Dec 14 00:49:28.103 INFO [stderr]     |
Dec 14 00:49:28.103 INFO [stderr] 197 |         ("client", Some(sub_matches)) => {
Dec 14 00:49:28.103 INFO [stderr]     |                         ^^^^^^^^^^^ help: consider using `_sub_matches` instead
Dec 14 00:49:28.103 INFO [stderr] 
Dec 14 00:49:28.103 INFO [stderr] warning: unused variable: `sub_matches`
Dec 14 00:49:28.103 INFO [stderr]    --> src/main.rs:202:25
Dec 14 00:49:28.103 INFO [stderr]     |
Dec 14 00:49:28.103 INFO [stderr] 202 |         ("server", Some(sub_matches)) => {
Dec 14 00:49:28.103 INFO [stderr]     |                         ^^^^^^^^^^^ help: consider using `_sub_matches` instead
Dec 14 00:49:28.103 INFO [stderr] 
Dec 14 00:49:28.103 INFO [stderr] warning: unused variable: `cnxn`
Dec 14 00:49:28.103 INFO [stderr]   --> src/main.rs:73:21
Dec 14 00:49:28.103 INFO [stderr]    |
Dec 14 00:49:28.103 INFO [stderr] 73 |         if let Some(cnxn) = self.connections.remove(&id) {
Dec 14 00:49:28.103 INFO [stderr]    |                     ^^^^ help: consider using `_cnxn` instead
Dec 14 00:49:28.103 INFO [stderr] 
Dec 14 00:49:28.103 INFO [stderr] warning: unused variable: `write_stream`
Dec 14 00:49:28.103 INFO [stderr]    --> src/main.rs:120:17
Dec 14 00:49:28.103 INFO [stderr]     |
Dec 14 00:49:28.103 INFO [stderr] 120 |             let write_stream = cnxn.clone();
Dec 14 00:49:28.103 INFO [stderr]     |                 ^^^^^^^^^^^^ help: consider using `_write_stream` instead
Dec 14 00:49:28.103 INFO [stderr] 
Dec 14 00:49:28.103 INFO [stderr] warning: unused variable: `read_stream`
Dec 14 00:49:28.103 INFO [stderr]    --> src/main.rs:121:17
Dec 14 00:49:28.103 INFO [stderr]     |
Dec 14 00:49:28.103 INFO [stderr] 121 |             let read_stream = cnxn.clone();
Dec 14 00:49:28.103 INFO [stderr]     |                 ^^^^^^^^^^^ help: consider using `_read_stream` instead
Dec 14 00:49:28.103 INFO [stderr] 
Dec 14 00:49:28.103 INFO [stderr] warning: unused variable: `seq`
Dec 14 00:49:28.103 INFO [stderr]    --> src/main.rs:119:29
Dec 14 00:49:28.103 INFO [stderr]     |
Dec 14 00:49:28.103 INFO [stderr] 119 |         }).and_then(|(cnxn, seq)| {
Dec 14 00:49:28.103 INFO [stderr]     |                             ^^^ help: consider using `_seq` instead
Dec 14 00:49:28.103 INFO [stderr] 
Dec 14 00:49:28.103 INFO [stderr] warning: unused variable: `stream`
Dec 14 00:49:28.103 INFO [stderr]    --> src/main.rs:103:13
Dec 14 00:49:28.103 INFO [stderr]     |
Dec 14 00:49:28.103 INFO [stderr] 103 |         let stream = self.tunnel_stream.and_then(|connect_frame| {
Dec 14 00:49:28.103 INFO [stderr]     |             ^^^^^^ help: consider using `_stream` instead
Dec 14 00:49:28.103 INFO [stderr] 
Dec 14 00:49:28.103 INFO [stderr] warning: unused variable: `seq`
Dec 14 00:49:28.103 INFO [stderr]    --> src/main.rs:142:45
Dec 14 00:49:28.103 INFO [stderr]     |
Dec 14 00:49:28.103 INFO [stderr] 142 |             if let PunnelFrame::Connect{id, seq} = p {
Dec 14 00:49:28.103 INFO [stderr]     |                                             ^^^ help: try ignoring the field: `seq: _`
Dec 14 00:49:28.103 INFO [stderr] 
Dec 14 00:49:28.130 INFO [stderr] warning: variable does not need to be mutable
Dec 14 00:49:28.130 INFO [stderr]    --> src/main.rs:159:9
Dec 14 00:49:28.130 INFO [stderr]     |
Dec 14 00:49:28.130 INFO [stderr] 159 |     let mut local_port: SocketAddr = SocketAddr::V6(SocketAddrV6::new(get_inaddr_any(), 0, 0, 0));
Dec 14 00:49:28.130 INFO [stderr]     |         ----^^^^^^^^^^
Dec 14 00:49:28.130 INFO [stderr]     |         |
Dec 14 00:49:28.130 INFO [stderr]     |         help: remove this `mut`
Dec 14 00:49:28.130 INFO [stderr]     |
Dec 14 00:49:28.130 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 14 00:49:28.130 INFO [stderr] 
Dec 14 00:49:28.141 INFO [stderr] warning: struct is never constructed: `ToBeAcked`
Dec 14 00:49:28.141 INFO [stderr]   --> src/main.rs:24:1
Dec 14 00:49:28.141 INFO [stderr]    |
Dec 14 00:49:28.141 INFO [stderr] 24 | struct ToBeAcked {
Dec 14 00:49:28.141 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 14 00:49:28.142 INFO [stderr]    |
Dec 14 00:49:28.142 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 14 00:49:28.142 INFO [stderr] 
Dec 14 00:49:28.142 INFO [stderr] warning: struct is never constructed: `Connection`
Dec 14 00:49:28.142 INFO [stderr]   --> src/main.rs:29:1
Dec 14 00:49:28.142 INFO [stderr]    |
Dec 14 00:49:28.142 INFO [stderr] 29 | struct Connection {
Dec 14 00:49:28.142 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 14 00:49:28.142 INFO [stderr] 
Dec 14 00:49:28.142 INFO [stderr] warning: struct is never constructed: `ConnectionRegistry`
Dec 14 00:49:28.142 INFO [stderr]   --> src/main.rs:36:1
Dec 14 00:49:28.142 INFO [stderr]    |
Dec 14 00:49:28.142 INFO [stderr] 36 | struct ConnectionRegistry {
Dec 14 00:49:28.142 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:49:28.142 INFO [stderr] 
Dec 14 00:49:28.142 INFO [stderr] warning: method is never used: `register`
Dec 14 00:49:28.142 INFO [stderr]   --> src/main.rs:43:5
Dec 14 00:49:28.142 INFO [stderr]    |
Dec 14 00:49:28.142 INFO [stderr] 43 |     fn register(&mut self, tcp_stream: TcpStream) -> Arc<Connection> {
Dec 14 00:49:28.142 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:49:28.142 INFO [stderr] 
Dec 14 00:49:28.142 INFO [stderr] warning: method is never used: `add`
Dec 14 00:49:28.142 INFO [stderr]   --> src/main.rs:55:5
Dec 14 00:49:28.142 INFO [stderr]    |
Dec 14 00:49:28.142 INFO [stderr] 55 |     fn add(&mut self, id: u32, tcp_stream: TcpStream) -> Arc<Connection> {
Dec 14 00:49:28.142 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:49:28.142 INFO [stderr] 
Dec 14 00:49:28.142 INFO [stderr] warning: method is never used: `get_connection`
Dec 14 00:49:28.142 INFO [stderr]   --> src/main.rs:68:5
Dec 14 00:49:28.142 INFO [stderr]    |
Dec 14 00:49:28.142 INFO [stderr] 68 |     fn get_connection(&self, id: u32) -> Option<&Arc<Connection>> {
Dec 14 00:49:28.142 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:49:28.142 INFO [stderr] 
Dec 14 00:49:28.142 INFO [stderr] warning: method is never used: `close`
Dec 14 00:49:28.142 INFO [stderr]   --> src/main.rs:72:5
Dec 14 00:49:28.142 INFO [stderr]    |
Dec 14 00:49:28.142 INFO [stderr] 72 |     fn close(&mut self, id: u32) {
Dec 14 00:49:28.142 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:49:28.142 INFO [stderr] 
Dec 14 00:49:28.142 INFO [stderr] warning: struct is never constructed: `ConnectedConnection`
Dec 14 00:49:28.142 INFO [stderr]   --> src/main.rs:79:1
Dec 14 00:49:28.142 INFO [stderr]    |
Dec 14 00:49:28.142 INFO [stderr] 79 | struct ConnectedConnection {
Dec 14 00:49:28.142 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:49:28.142 INFO [stderr] 
Dec 14 00:49:28.142 INFO [stderr] warning: method is never used: `new`
Dec 14 00:49:28.142 INFO [stderr]   --> src/main.rs:87:5
Dec 14 00:49:28.142 INFO [stderr]    |
Dec 14 00:49:28.142 INFO [stderr] 87 | /     fn new(registry: Rc<ConnectionRegistry>,
Dec 14 00:49:28.142 INFO [stderr] 88 | |            tunnel_sink: BoxedPunnelFrameSink,
Dec 14 00:49:28.142 INFO [stderr] 89 | |            tunnel_stream: BoxedPunnelFrameStream,
Dec 14 00:49:28.142 INFO [stderr] 90 | |            handle: Arc<Handle>)
Dec 14 00:49:28.142 INFO [stderr] ...  |
Dec 14 00:49:28.142 INFO [stderr] 97 | |         }
Dec 14 00:49:28.142 INFO [stderr] 98 | |     }
Dec 14 00:49:28.142 INFO [stderr]    | |_____^
Dec 14 00:49:28.142 INFO [stderr] 
Dec 14 00:49:28.143 INFO [stderr] warning: method is never used: `tunnel`
Dec 14 00:49:28.143 INFO [stderr]    --> src/main.rs:100:5
Dec 14 00:49:28.143 INFO [stderr]     |
Dec 14 00:49:28.143 INFO [stderr] 100 |     fn tunnel(self) -> Result<(), io::Error> {
Dec 14 00:49:28.143 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:49:28.143 INFO [stderr] 
Dec 14 00:49:28.143 INFO [stderr] warning: field is never used: `tunnel_sink`
Dec 14 00:49:28.143 INFO [stderr]    --> src/main.rs:135:5
Dec 14 00:49:28.143 INFO [stderr]     |
Dec 14 00:49:28.143 INFO [stderr] 135 |     tunnel_sink: BoxedPunnelFrameSink,
Dec 14 00:49:28.143 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 00:49:28.143 INFO [stderr] 
Dec 14 00:49:28.145 INFO [stderr] warning: unused `futures::stream::AndThen` that must be used
Dec 14 00:49:28.145 INFO [stderr]    --> src/main.rs:141:9
Dec 14 00:49:28.145 INFO [stderr]     |
Dec 14 00:49:28.145 INFO [stderr] 141 | /         self.tunnel_stream.and_then(|p| {
Dec 14 00:49:28.145 INFO [stderr] 142 | |             if let PunnelFrame::Connect{id, seq} = p {
Dec 14 00:49:28.145 INFO [stderr] 143 | |                 if id == 0 {
Dec 14 00:49:28.145 INFO [stderr] 144 | |                     // create a new session
Dec 14 00:49:28.145 INFO [stderr] ...   |
Dec 14 00:49:28.145 INFO [stderr] 151 | |             }
Dec 14 00:49:28.145 INFO [stderr] 152 | |         });
Dec 14 00:49:28.145 INFO [stderr]     | |___________^
Dec 14 00:49:28.145 INFO [stderr]     |
Dec 14 00:49:28.145 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 14 00:49:28.145 INFO [stderr]     = note: streams do nothing unless polled
Dec 14 00:49:28.145 INFO [stderr] 
Dec 14 00:49:28.145 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 00:49:28.145 INFO [stderr]    --> src/main.rs:206:16
Dec 14 00:49:28.145 INFO [stderr]     |
Dec 14 00:49:28.145 INFO [stderr] 206 |         _ => { app.print_help(); }
Dec 14 00:49:28.145 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^
Dec 14 00:49:28.145 INFO [stderr]     |
Dec 14 00:49:28.145 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 00:49:28.145 INFO [stderr] 
Dec 14 00:49:28.371 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
Dec 14 00:49:28.371 INFO [stderr] su: No module specific data is present
Dec 14 00:49:28.632 INFO running `"docker" "inspect" "7e844b842d161fedcc247f3b348629171b7c093c6107fce54c1e569d922e1a73"`
Dec 14 00:49:28.724 INFO running `"docker" "rm" "-f" "7e844b842d161fedcc247f3b348629171b7c093c6107fce54c1e569d922e1a73"`
Dec 14 00:49:28.806 INFO [stdout] 7e844b842d161fedcc247f3b348629171b7c093c6107fce54c1e569d922e1a73
Dec 14 00:49:28.807 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-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 14 00:49:29.053 INFO [stdout] 5ad5f35b056c89126856332b75955dc6e48a8f21875176f72cdf7e879b895568
Dec 14 00:49:29.055 INFO running `"docker" "start" "-a" "5ad5f35b056c89126856332b75955dc6e48a8f21875176f72cdf7e879b895568"`
Dec 14 00:49:29.484 INFO [stderr] usermod: no changes
Dec 14 00:49:29.546 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 14 00:49:29.548 INFO [stderr]      Running /target/debug/deps/punnel-8f0da577563d8aff
Dec 14 00:49:29.552 INFO [stdout] 
Dec 14 00:49:29.552 INFO [stdout] running 0 tests
Dec 14 00:49:29.552 INFO [stdout] 
Dec 14 00:49:29.552 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 00:49:29.552 INFO [stdout] 
Dec 14 00:49:29.554 INFO [stderr] su: No module specific data is present
Dec 14 00:49:29.858 INFO running `"docker" "inspect" "5ad5f35b056c89126856332b75955dc6e48a8f21875176f72cdf7e879b895568"`
Dec 14 00:49:30.000 INFO running `"docker" "rm" "-f" "5ad5f35b056c89126856332b75955dc6e48a8f21875176f72cdf7e879b895568"`
Dec 14 00:49:30.077 INFO [stdout] 5ad5f35b056c89126856332b75955dc6e48a8f21875176f72cdf7e879b895568