Nov 30 07:27:08.028 INFO checking ak1t0/rust-socks-server against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 07:27:08.028 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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"`
Nov 30 07:27:08.504 INFO [stdout] 9a7bef958beec43146fda26f1ca19306743b4d76a4d26dd993866f06cf2f5d82
Nov 30 07:27:08.512 INFO running `"docker" "start" "-a" "9a7bef958beec43146fda26f1ca19306743b4d76a4d26dd993866f06cf2f5d82"`
Nov 30 07:27:09.721 INFO [stderr] usermod: no changes
Nov 30 07:27:09.784 INFO [stderr]     Checking rust-socks-server v0.1.0 (/source)
Nov 30 07:27:10.192 INFO [stderr] warning: unused import: `std::str::FromStr`
Nov 30 07:27:10.192 INFO [stderr]  --> src/main.rs:3:5
Nov 30 07:27:10.192 INFO [stderr]   |
Nov 30 07:27:10.192 INFO [stderr] 3 | use std::str::FromStr;
Nov 30 07:27:10.192 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.192 INFO [stderr]   |
Nov 30 07:27:10.192 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 07:27:10.192 INFO [stderr] 
Nov 30 07:27:10.192 INFO [stderr] warning: unused imports: `IpAddr`, `Ipv4Addr`, `ToSocketAddrs`
Nov 30 07:27:10.192 INFO [stderr]  --> src/main.rs:4:50
Nov 30 07:27:10.192 INFO [stderr]   |
Nov 30 07:27:10.192 INFO [stderr] 4 | use std::net::{TcpStream, TcpListener, Shutdown, IpAddr, Ipv4Addr, ToSocketAddrs};
Nov 30 07:27:10.192 INFO [stderr]   |                                                  ^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^^
Nov 30 07:27:10.192 INFO [stderr] 
Nov 30 07:27:10.204 INFO [stderr] warning: unreachable statement
Nov 30 07:27:10.204 INFO [stderr]   --> src/main.rs:39:5
Nov 30 07:27:10.204 INFO [stderr]    |
Nov 30 07:27:10.204 INFO [stderr] 39 |     println!("Finish program");
Nov 30 07:27:10.204 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.204 INFO [stderr]    |
Nov 30 07:27:10.204 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Nov 30 07:27:10.204 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 30 07:27:10.204 INFO [stderr] 
Nov 30 07:27:10.256 INFO [stderr] warning: unused variable: `cmd`
Nov 30 07:27:10.256 INFO [stderr]   --> src/main.rs:45:18
Nov 30 07:27:10.256 INFO [stderr]    |
Nov 30 07:27:10.256 INFO [stderr] 45 |     let (r, ver, cmd) = check_request(&client_stream);
Nov 30 07:27:10.256 INFO [stderr]    |                  ^^^ help: consider using `_cmd` instead
Nov 30 07:27:10.256 INFO [stderr]    |
Nov 30 07:27:10.256 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 07:27:10.256 INFO [stderr] 
Nov 30 07:27:10.256 INFO [stderr] warning: unused variable: `e`
Nov 30 07:27:10.256 INFO [stderr]   --> src/main.rs:57:17
Nov 30 07:27:10.256 INFO [stderr]    |
Nov 30 07:27:10.256 INFO [stderr] 57 |             Err(e) => {
Nov 30 07:27:10.256 INFO [stderr]    |                 ^ help: consider using `_e` instead
Nov 30 07:27:10.256 INFO [stderr] 
Nov 30 07:27:10.256 INFO [stderr] warning: unused variable: `buf`
Nov 30 07:27:10.256 INFO [stderr]    --> src/main.rs:158:13
Nov 30 07:27:10.256 INFO [stderr]     |
Nov 30 07:27:10.256 INFO [stderr] 158 |     let mut buf: [u8; 128] = [0; 128];
Nov 30 07:27:10.256 INFO [stderr]     |             ^^^ help: consider using `_buf` instead
Nov 30 07:27:10.256 INFO [stderr] 
Nov 30 07:27:10.268 INFO [stderr] warning: variable does not need to be mutable
Nov 30 07:27:10.268 INFO [stderr]   --> src/main.rs:51:9
Nov 30 07:27:10.268 INFO [stderr]    |
Nov 30 07:27:10.268 INFO [stderr] 51 |     let mut target_address;
Nov 30 07:27:10.268 INFO [stderr]    |         ----^^^^^^^^^^^^^^
Nov 30 07:27:10.268 INFO [stderr]    |         |
Nov 30 07:27:10.268 INFO [stderr]    |         help: remove this `mut`
Nov 30 07:27:10.268 INFO [stderr]    |
Nov 30 07:27:10.268 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 07:27:10.268 INFO [stderr] 
Nov 30 07:27:10.272 INFO [stderr] warning: variable does not need to be mutable
Nov 30 07:27:10.272 INFO [stderr]    --> src/main.rs:104:9
Nov 30 07:27:10.272 INFO [stderr]     |
Nov 30 07:27:10.272 INFO [stderr] 104 |     let mut ip1 = read_u8(&mut stream);
Nov 30 07:27:10.272 INFO [stderr]     |         ----^^^
Nov 30 07:27:10.272 INFO [stderr]     |         |
Nov 30 07:27:10.272 INFO [stderr]     |         help: remove this `mut`
Nov 30 07:27:10.272 INFO [stderr] 
Nov 30 07:27:10.272 INFO [stderr] warning: variable does not need to be mutable
Nov 30 07:27:10.272 INFO [stderr]    --> src/main.rs:105:9
Nov 30 07:27:10.272 INFO [stderr]     |
Nov 30 07:27:10.272 INFO [stderr] 105 |     let mut ip2 = read_u8(&mut stream);
Nov 30 07:27:10.272 INFO [stderr]     |         ----^^^
Nov 30 07:27:10.272 INFO [stderr]     |         |
Nov 30 07:27:10.272 INFO [stderr]     |         help: remove this `mut`
Nov 30 07:27:10.272 INFO [stderr] 
Nov 30 07:27:10.272 INFO [stderr] warning: variable does not need to be mutable
Nov 30 07:27:10.272 INFO [stderr]    --> src/main.rs:106:9
Nov 30 07:27:10.272 INFO [stderr]     |
Nov 30 07:27:10.272 INFO [stderr] 106 |     let mut ip3 = read_u8(&mut stream);
Nov 30 07:27:10.272 INFO [stderr]     |         ----^^^
Nov 30 07:27:10.272 INFO [stderr]     |         |
Nov 30 07:27:10.272 INFO [stderr]     |         help: remove this `mut`
Nov 30 07:27:10.272 INFO [stderr] 
Nov 30 07:27:10.273 INFO [stderr] warning: variable does not need to be mutable
Nov 30 07:27:10.273 INFO [stderr]    --> src/main.rs:107:9
Nov 30 07:27:10.273 INFO [stderr]     |
Nov 30 07:27:10.273 INFO [stderr] 107 |     let mut ip4 = read_u8(&mut stream);
Nov 30 07:27:10.273 INFO [stderr]     |         ----^^^
Nov 30 07:27:10.273 INFO [stderr]     |         |
Nov 30 07:27:10.273 INFO [stderr]     |         help: remove this `mut`
Nov 30 07:27:10.273 INFO [stderr] 
Nov 30 07:27:10.278 INFO [stderr] warning: variable does not need to be mutable
Nov 30 07:27:10.279 INFO [stderr]    --> src/main.rs:158:9
Nov 30 07:27:10.279 INFO [stderr]     |
Nov 30 07:27:10.279 INFO [stderr] 158 |     let mut buf: [u8; 128] = [0; 128];
Nov 30 07:27:10.279 INFO [stderr]     |         ----^^^
Nov 30 07:27:10.279 INFO [stderr]     |         |
Nov 30 07:27:10.279 INFO [stderr]     |         help: remove this `mut`
Nov 30 07:27:10.279 INFO [stderr] 
Nov 30 07:27:10.279 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.279 INFO [stderr]   --> src/main.rs:85:9
Nov 30 07:27:10.279 INFO [stderr]    |
Nov 30 07:27:10.279 INFO [stderr] 85 |         copy(&mut target_stream_c, &mut client_stream_c);
Nov 30 07:27:10.279 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.279 INFO [stderr]    |
Nov 30 07:27:10.279 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 07:27:10.279 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.279 INFO [stderr] 
Nov 30 07:27:10.279 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.279 INFO [stderr]   --> src/main.rs:86:9
Nov 30 07:27:10.279 INFO [stderr]    |
Nov 30 07:27:10.279 INFO [stderr] 86 |         target_stream_c.shutdown(Shutdown::Read);
Nov 30 07:27:10.279 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.279 INFO [stderr]    |
Nov 30 07:27:10.279 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.279 INFO [stderr] 
Nov 30 07:27:10.279 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.279 INFO [stderr]   --> src/main.rs:87:9
Nov 30 07:27:10.279 INFO [stderr]    |
Nov 30 07:27:10.279 INFO [stderr] 87 |         client_stream_c.shutdown(Shutdown::Write);
Nov 30 07:27:10.279 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.279 INFO [stderr]    |
Nov 30 07:27:10.279 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.279 INFO [stderr] 
Nov 30 07:27:10.279 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.279 INFO [stderr]   --> src/main.rs:90:5
Nov 30 07:27:10.279 INFO [stderr]    |
Nov 30 07:27:10.279 INFO [stderr] 90 |     copy(&mut client_stream, &mut target_stream);
Nov 30 07:27:10.279 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.279 INFO [stderr]    |
Nov 30 07:27:10.279 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.279 INFO [stderr] 
Nov 30 07:27:10.279 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.279 INFO [stderr]   --> src/main.rs:91:5
Nov 30 07:27:10.279 INFO [stderr]    |
Nov 30 07:27:10.279 INFO [stderr] 91 |     target_stream.shutdown(Shutdown::Write);
Nov 30 07:27:10.279 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.279 INFO [stderr]    |
Nov 30 07:27:10.279 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.279 INFO [stderr] 
Nov 30 07:27:10.281 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.281 INFO [stderr]   --> src/main.rs:92:5
Nov 30 07:27:10.281 INFO [stderr]    |
Nov 30 07:27:10.281 INFO [stderr] 92 |     client_stream.shutdown(Shutdown::Read);
Nov 30 07:27:10.281 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.281 INFO [stderr]    |
Nov 30 07:27:10.281 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.281 INFO [stderr] 
Nov 30 07:27:10.281 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.281 INFO [stderr]    --> src/main.rs:113:5
Nov 30 07:27:10.281 INFO [stderr]     |
Nov 30 07:27:10.281 INFO [stderr] 113 |     stream.write(&reply);
Nov 30 07:27:10.281 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.281 INFO [stderr]     |
Nov 30 07:27:10.281 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.281 INFO [stderr] 
Nov 30 07:27:10.281 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.281 INFO [stderr]    --> src/main.rs:125:5
Nov 30 07:27:10.281 INFO [stderr]     |
Nov 30 07:27:10.281 INFO [stderr] 125 |     stream.read(&mut buf);
Nov 30 07:27:10.281 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.281 INFO [stderr]     |
Nov 30 07:27:10.281 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.281 INFO [stderr] 
Nov 30 07:27:10.281 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.281 INFO [stderr]    --> src/main.rs:140:5
Nov 30 07:27:10.281 INFO [stderr]     |
Nov 30 07:27:10.281 INFO [stderr] 140 |     s.read(&mut buf);
Nov 30 07:27:10.281 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.281 INFO [stderr]     |
Nov 30 07:27:10.281 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.281 INFO [stderr] 
Nov 30 07:27:10.281 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.281 INFO [stderr]    --> src/main.rs:147:5
Nov 30 07:27:10.281 INFO [stderr]     |
Nov 30 07:27:10.281 INFO [stderr] 147 |     s.read(&mut buf);
Nov 30 07:27:10.281 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.281 INFO [stderr]     |
Nov 30 07:27:10.281 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.282 INFO [stderr] 
Nov 30 07:27:10.380 INFO [stderr] warning: unused import: `std::str::FromStr`
Nov 30 07:27:10.380 INFO [stderr]  --> src/main.rs:3:5
Nov 30 07:27:10.380 INFO [stderr]   |
Nov 30 07:27:10.380 INFO [stderr] 3 | use std::str::FromStr;
Nov 30 07:27:10.380 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.380 INFO [stderr]   |
Nov 30 07:27:10.380 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 07:27:10.380 INFO [stderr] 
Nov 30 07:27:10.380 INFO [stderr] warning: unused imports: `IpAddr`, `Ipv4Addr`, `ToSocketAddrs`
Nov 30 07:27:10.380 INFO [stderr]  --> src/main.rs:4:50
Nov 30 07:27:10.380 INFO [stderr]   |
Nov 30 07:27:10.380 INFO [stderr] 4 | use std::net::{TcpStream, TcpListener, Shutdown, IpAddr, Ipv4Addr, ToSocketAddrs};
Nov 30 07:27:10.380 INFO [stderr]   |                                                  ^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^^
Nov 30 07:27:10.380 INFO [stderr] 
Nov 30 07:27:10.396 INFO [stderr] warning: unreachable statement
Nov 30 07:27:10.396 INFO [stderr]   --> src/main.rs:39:5
Nov 30 07:27:10.396 INFO [stderr]    |
Nov 30 07:27:10.396 INFO [stderr] 39 |     println!("Finish program");
Nov 30 07:27:10.396 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.396 INFO [stderr]    |
Nov 30 07:27:10.396 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Nov 30 07:27:10.396 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 30 07:27:10.396 INFO [stderr] 
Nov 30 07:27:10.444 INFO [stderr] warning: unused variable: `cmd`
Nov 30 07:27:10.444 INFO [stderr]   --> src/main.rs:45:18
Nov 30 07:27:10.444 INFO [stderr]    |
Nov 30 07:27:10.444 INFO [stderr] 45 |     let (r, ver, cmd) = check_request(&client_stream);
Nov 30 07:27:10.444 INFO [stderr]    |                  ^^^ help: consider using `_cmd` instead
Nov 30 07:27:10.444 INFO [stderr]    |
Nov 30 07:27:10.444 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 07:27:10.444 INFO [stderr] 
Nov 30 07:27:10.444 INFO [stderr] warning: unused variable: `e`
Nov 30 07:27:10.444 INFO [stderr]   --> src/main.rs:57:17
Nov 30 07:27:10.444 INFO [stderr]    |
Nov 30 07:27:10.444 INFO [stderr] 57 |             Err(e) => {
Nov 30 07:27:10.444 INFO [stderr]    |                 ^ help: consider using `_e` instead
Nov 30 07:27:10.444 INFO [stderr] 
Nov 30 07:27:10.444 INFO [stderr] warning: unused variable: `buf`
Nov 30 07:27:10.445 INFO [stderr]    --> src/main.rs:158:13
Nov 30 07:27:10.445 INFO [stderr]     |
Nov 30 07:27:10.445 INFO [stderr] 158 |     let mut buf: [u8; 128] = [0; 128];
Nov 30 07:27:10.445 INFO [stderr]     |             ^^^ help: consider using `_buf` instead
Nov 30 07:27:10.445 INFO [stderr] 
Nov 30 07:27:10.456 INFO [stderr] warning: variable does not need to be mutable
Nov 30 07:27:10.456 INFO [stderr]   --> src/main.rs:51:9
Nov 30 07:27:10.457 INFO [stderr]    |
Nov 30 07:27:10.457 INFO [stderr] 51 |     let mut target_address;
Nov 30 07:27:10.457 INFO [stderr]    |         ----^^^^^^^^^^^^^^
Nov 30 07:27:10.457 INFO [stderr]    |         |
Nov 30 07:27:10.457 INFO [stderr]    |         help: remove this `mut`
Nov 30 07:27:10.457 INFO [stderr]    |
Nov 30 07:27:10.457 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 07:27:10.457 INFO [stderr] 
Nov 30 07:27:10.471 INFO [stderr] warning: variable does not need to be mutable
Nov 30 07:27:10.471 INFO [stderr]    --> src/main.rs:104:9
Nov 30 07:27:10.471 INFO [stderr]     |
Nov 30 07:27:10.471 INFO [stderr] 104 |     let mut ip1 = read_u8(&mut stream);
Nov 30 07:27:10.471 INFO [stderr]     |         ----^^^
Nov 30 07:27:10.471 INFO [stderr]     |         |
Nov 30 07:27:10.471 INFO [stderr]     |         help: remove this `mut`
Nov 30 07:27:10.471 INFO [stderr] 
Nov 30 07:27:10.471 INFO [stderr] warning: variable does not need to be mutable
Nov 30 07:27:10.471 INFO [stderr]    --> src/main.rs:105:9
Nov 30 07:27:10.471 INFO [stderr]     |
Nov 30 07:27:10.471 INFO [stderr] 105 |     let mut ip2 = read_u8(&mut stream);
Nov 30 07:27:10.471 INFO [stderr]     |         ----^^^
Nov 30 07:27:10.471 INFO [stderr]     |         |
Nov 30 07:27:10.471 INFO [stderr]     |         help: remove this `mut`
Nov 30 07:27:10.471 INFO [stderr] 
Nov 30 07:27:10.471 INFO [stderr] warning: variable does not need to be mutable
Nov 30 07:27:10.471 INFO [stderr]    --> src/main.rs:106:9
Nov 30 07:27:10.471 INFO [stderr]     |
Nov 30 07:27:10.471 INFO [stderr] 106 |     let mut ip3 = read_u8(&mut stream);
Nov 30 07:27:10.471 INFO [stderr]     |         ----^^^
Nov 30 07:27:10.471 INFO [stderr]     |         |
Nov 30 07:27:10.471 INFO [stderr]     |         help: remove this `mut`
Nov 30 07:27:10.471 INFO [stderr] 
Nov 30 07:27:10.471 INFO [stderr] warning: variable does not need to be mutable
Nov 30 07:27:10.471 INFO [stderr]    --> src/main.rs:107:9
Nov 30 07:27:10.471 INFO [stderr]     |
Nov 30 07:27:10.471 INFO [stderr] 107 |     let mut ip4 = read_u8(&mut stream);
Nov 30 07:27:10.471 INFO [stderr]     |         ----^^^
Nov 30 07:27:10.471 INFO [stderr]     |         |
Nov 30 07:27:10.471 INFO [stderr]     |         help: remove this `mut`
Nov 30 07:27:10.471 INFO [stderr] 
Nov 30 07:27:10.471 INFO [stderr] warning: variable does not need to be mutable
Nov 30 07:27:10.471 INFO [stderr]    --> src/main.rs:158:9
Nov 30 07:27:10.471 INFO [stderr]     |
Nov 30 07:27:10.471 INFO [stderr] 158 |     let mut buf: [u8; 128] = [0; 128];
Nov 30 07:27:10.472 INFO [stderr]     |         ----^^^
Nov 30 07:27:10.472 INFO [stderr]     |         |
Nov 30 07:27:10.472 INFO [stderr]     |         help: remove this `mut`
Nov 30 07:27:10.472 INFO [stderr] 
Nov 30 07:27:10.472 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.472 INFO [stderr]   --> src/main.rs:85:9
Nov 30 07:27:10.472 INFO [stderr]    |
Nov 30 07:27:10.472 INFO [stderr] 85 |         copy(&mut target_stream_c, &mut client_stream_c);
Nov 30 07:27:10.472 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.472 INFO [stderr]    |
Nov 30 07:27:10.472 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 07:27:10.472 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.472 INFO [stderr] 
Nov 30 07:27:10.472 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.472 INFO [stderr]   --> src/main.rs:86:9
Nov 30 07:27:10.472 INFO [stderr]    |
Nov 30 07:27:10.472 INFO [stderr] 86 |         target_stream_c.shutdown(Shutdown::Read);
Nov 30 07:27:10.472 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.472 INFO [stderr]    |
Nov 30 07:27:10.472 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.472 INFO [stderr] 
Nov 30 07:27:10.472 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.472 INFO [stderr]   --> src/main.rs:87:9
Nov 30 07:27:10.472 INFO [stderr]    |
Nov 30 07:27:10.472 INFO [stderr] 87 |         client_stream_c.shutdown(Shutdown::Write);
Nov 30 07:27:10.472 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.472 INFO [stderr]    |
Nov 30 07:27:10.472 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.472 INFO [stderr] 
Nov 30 07:27:10.472 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.472 INFO [stderr]   --> src/main.rs:90:5
Nov 30 07:27:10.472 INFO [stderr]    |
Nov 30 07:27:10.472 INFO [stderr] 90 |     copy(&mut client_stream, &mut target_stream);
Nov 30 07:27:10.472 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.472 INFO [stderr]    |
Nov 30 07:27:10.472 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.472 INFO [stderr] 
Nov 30 07:27:10.472 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.472 INFO [stderr]   --> src/main.rs:91:5
Nov 30 07:27:10.472 INFO [stderr]    |
Nov 30 07:27:10.472 INFO [stderr] 91 |     target_stream.shutdown(Shutdown::Write);
Nov 30 07:27:10.472 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.472 INFO [stderr]    |
Nov 30 07:27:10.472 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.472 INFO [stderr] 
Nov 30 07:27:10.472 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.472 INFO [stderr]   --> src/main.rs:92:5
Nov 30 07:27:10.472 INFO [stderr]    |
Nov 30 07:27:10.472 INFO [stderr] 92 |     client_stream.shutdown(Shutdown::Read);
Nov 30 07:27:10.472 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.472 INFO [stderr]    |
Nov 30 07:27:10.472 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.472 INFO [stderr] 
Nov 30 07:27:10.472 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.472 INFO [stderr]    --> src/main.rs:113:5
Nov 30 07:27:10.472 INFO [stderr]     |
Nov 30 07:27:10.472 INFO [stderr] 113 |     stream.write(&reply);
Nov 30 07:27:10.472 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.472 INFO [stderr]     |
Nov 30 07:27:10.472 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.472 INFO [stderr] 
Nov 30 07:27:10.472 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.472 INFO [stderr]    --> src/main.rs:125:5
Nov 30 07:27:10.472 INFO [stderr]     |
Nov 30 07:27:10.472 INFO [stderr] 125 |     stream.read(&mut buf);
Nov 30 07:27:10.472 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.472 INFO [stderr]     |
Nov 30 07:27:10.472 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.472 INFO [stderr] 
Nov 30 07:27:10.472 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.472 INFO [stderr]    --> src/main.rs:140:5
Nov 30 07:27:10.472 INFO [stderr]     |
Nov 30 07:27:10.472 INFO [stderr] 140 |     s.read(&mut buf);
Nov 30 07:27:10.472 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.472 INFO [stderr]     |
Nov 30 07:27:10.472 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.472 INFO [stderr] 
Nov 30 07:27:10.472 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:27:10.472 INFO [stderr]    --> src/main.rs:147:5
Nov 30 07:27:10.472 INFO [stderr]     |
Nov 30 07:27:10.472 INFO [stderr] 147 |     s.read(&mut buf);
Nov 30 07:27:10.472 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^
Nov 30 07:27:10.472 INFO [stderr]     |
Nov 30 07:27:10.472 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:27:10.472 INFO [stderr] 
Nov 30 07:27:10.507 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Nov 30 07:27:10.507 INFO [stderr] su: No module specific data is present
Nov 30 07:27:11.226 INFO running `"docker" "inspect" "9a7bef958beec43146fda26f1ca19306743b4d76a4d26dd993866f06cf2f5d82"`
Nov 30 07:27:11.586 INFO running `"docker" "rm" "-f" "9a7bef958beec43146fda26f1ca19306743b4d76a4d26dd993866f06cf2f5d82"`
Nov 30 07:27:11.872 INFO [stdout] 9a7bef958beec43146fda26f1ca19306743b4d76a4d26dd993866f06cf2f5d82