[INFO] crate meter_proxy 0.2.3 is already in cache
[INFO] checking meter_proxy-0.2.3 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate meter_proxy 0.2.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate meter_proxy 0.2.3 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate meter_proxy 0.2.3
[INFO] finished tweaking crates.io crate meter_proxy 0.2.3
[INFO] tweaked toml for crates.io crate meter_proxy 0.2.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f53ea765c921cc88b2b85554429a201f6d77d6bafcf1506548094923c60b192b
[INFO] running `"docker" "start" "-a" "f53ea765c921cc88b2b85554429a201f6d77d6bafcf1506548094923c60b192b"`
[INFO] [stderr]     Checking meter_proxy v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/proxy/async/mod.rs:274:17
[INFO] [stderr]     |
[INFO] [stderr] 274 |                 try!(self.writer.shutdown(Shutdown::Write));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/proxy/async/mod.rs:285:21
[INFO] [stderr]     |
[INFO] [stderr] 285 |             let m = try!((&*self.writer).write(&buffer[..n]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/proxy/async/mod.rs:351:17
[INFO] [stderr]     |
[INFO] [stderr] 351 |                 try!(self.writer.shutdown(Shutdown::Write));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/proxy/async/mod.rs:372:21
[INFO] [stderr]     |
[INFO] [stderr] 372 |             let m = try!((&*self.writer).write(&buffer[..n]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Yellow`
[INFO] [stderr]   --> src/proxy/sync/mod.rs:14:30
[INFO] [stderr]    |
[INFO] [stderr] 14 | use ansi_term::Colour::{Red, Yellow};
[INFO] [stderr]    |                              ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SocketAddr`
[INFO] [stderr]   --> src/proxy/sync/mod.rs:15:50
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::net::{TcpListener, TcpStream, Shutdown, SocketAddr,IpAddr};
[INFO] [stderr]    |                                                  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `str`
[INFO] [stderr]   --> src/proxy/sync/mod.rs:18:19
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::{thread, str};
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `libc::setrlimit`
[INFO] [stderr]   --> src/proxy/sync/mod.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use libc::setrlimit;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]   --> src/proxy/sync/mod.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use std::collections::HashMap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/proxy/sync/mod.rs:88:46
[INFO] [stderr]    |
[INFO] [stderr] 88 |     static ref TIME_TABLE: SharedTimeVec   = {SharedTimeVec::new()};
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/proxy/sync/mod.rs:89:46
[INFO] [stderr]    |
[INFO] [stderr] 89 |     static ref NUM_BYTES : SharedCounter   = {SharedCounter::new()};
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/proxy/async/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IpAddr`
[INFO] [stderr]  --> src/proxy/async/mod.rs:6:28
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::net::{SocketAddr, IpAddr};
[INFO] [stderr]   |                            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/proxy/async/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Timeout`
[INFO] [stderr]   --> src/proxy/async/mod.rs:15:41
[INFO] [stderr]    |
[INFO] [stderr] 15 | use tokio_core::reactor::{Core, Handle, Timeout};
[INFO] [stderr]    |                                         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Window`, `read_exact`, `write_all`
[INFO] [stderr]   --> src/proxy/async/mod.rs:17:26
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tokio_core::io::{Io, read_exact, write_all, Window};
[INFO] [stderr]    |                          ^^^^^^^^^^  ^^^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RwLock`
[INFO] [stderr]   --> src/proxy/async/mod.rs:18:29
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::sync::{Arc, Mutex, RwLock};
[INFO] [stderr]    |                             ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/proxy/async/mod.rs:97:32
[INFO] [stderr]    |
[INFO] [stderr] 97 |                     Err(e) => {;
[INFO] [stderr]    |                                ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/proxy/async/mod.rs:156:21
[INFO] [stderr]     |
[INFO] [stderr] 156 |              -> Box<Future<Item = (u64, u64), Error = io::Error>> {
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (u64, u64), Error = io::Error>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/proxy/async/mod.rs:197:44
[INFO] [stderr]     |
[INFO] [stderr] 197 | fn mybox<F: Future + 'static>(f: F) -> Box<Future<Item = F::Item, Error = F::Error>> {
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = F::Item, Error = F::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/proxy/sync/mod.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | / lazy_static! {
[INFO] [stderr] 88 | |     static ref TIME_TABLE: SharedTimeVec   = {SharedTimeVec::new()};
[INFO] [stderr] 89 | |     static ref NUM_BYTES : SharedCounter   = {SharedCounter::new()};
[INFO] [stderr] 90 | |
[INFO] [stderr] 91 | |     static ref ERROR: Arc<Mutex<bool>>       = Arc::new(Mutex::new(false));
[INFO] [stderr] 92 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/proxy/sync/mod.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | / lazy_static! {
[INFO] [stderr] 88 | |     static ref TIME_TABLE: SharedTimeVec   = {SharedTimeVec::new()};
[INFO] [stderr] 89 | |     static ref NUM_BYTES : SharedCounter   = {SharedCounter::new()};
[INFO] [stderr] 90 | |
[INFO] [stderr] 91 | |     static ref ERROR: Arc<Mutex<bool>>       = Arc::new(Mutex::new(false));
[INFO] [stderr] 92 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/proxy/sync/mod.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | / lazy_static! {
[INFO] [stderr] 88 | |     static ref TIME_TABLE: SharedTimeVec   = {SharedTimeVec::new()};
[INFO] [stderr] 89 | |     static ref NUM_BYTES : SharedCounter   = {SharedCounter::new()};
[INFO] [stderr] 90 | |
[INFO] [stderr] 91 | |     static ref ERROR: Arc<Mutex<bool>>       = Arc::new(Mutex::new(false));
[INFO] [stderr] 92 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/proxy/sync/mod.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | / lazy_static! {
[INFO] [stderr] 88 | |     static ref TIME_TABLE: SharedTimeVec   = {SharedTimeVec::new()};
[INFO] [stderr] 89 | |     static ref NUM_BYTES : SharedCounter   = {SharedCounter::new()};
[INFO] [stderr] 90 | |
[INFO] [stderr] 91 | |     static ref ERROR: Arc<Mutex<bool>>       = Arc::new(Mutex::new(false));
[INFO] [stderr] 92 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/proxy/sync/mod.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | / lazy_static! {
[INFO] [stderr] 88 | |     static ref TIME_TABLE: SharedTimeVec   = {SharedTimeVec::new()};
[INFO] [stderr] 89 | |     static ref NUM_BYTES : SharedCounter   = {SharedCounter::new()};
[INFO] [stderr] 90 | |
[INFO] [stderr] 91 | |     static ref ERROR: Arc<Mutex<bool>>       = Arc::new(Mutex::new(false));
[INFO] [stderr] 92 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/proxy/sync/mod.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | / lazy_static! {
[INFO] [stderr] 88 | |     static ref TIME_TABLE: SharedTimeVec   = {SharedTimeVec::new()};
[INFO] [stderr] 89 | |     static ref NUM_BYTES : SharedCounter   = {SharedCounter::new()};
[INFO] [stderr] 90 | |
[INFO] [stderr] 91 | |     static ref ERROR: Arc<Mutex<bool>>       = Arc::new(Mutex::new(false));
[INFO] [stderr] 92 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'tokio_core::io::Io': moved to the `tokio-io` crate
[INFO] [stderr]   --> src/proxy/async/mod.rs:17:22
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tokio_core::io::{Io, read_exact, write_all, Window};
[INFO] [stderr]    |                      ^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'tokio_core::io::read_exact': moved to the `tokio-io` crate
[INFO] [stderr]   --> src/proxy/async/mod.rs:17:26
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tokio_core::io::{Io, read_exact, write_all, Window};
[INFO] [stderr]    |                          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'tokio_core::io::write_all': moved to the `tokio-io` crate
[INFO] [stderr]   --> src/proxy/async/mod.rs:17:38
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tokio_core::io::{Io, read_exact, write_all, Window};
[INFO] [stderr]    |                                      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'tokio_core::io::Window': moved to the `tokio-io` crate
[INFO] [stderr]   --> src/proxy/async/mod.rs:17:49
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tokio_core::io::{Io, read_exact, write_all, Window};
[INFO] [stderr]    |                                                 ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/proxy/async/mod.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | / lazy_static! {
[INFO] [stderr] 22 | |     static ref ERROR: Arc<Mutex<bool>>    = Arc::new(Mutex::new(false));
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/proxy/async/mod.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | / lazy_static! {
[INFO] [stderr] 22 | |     static ref ERROR: Arc<Mutex<bool>>    = Arc::new(Mutex::new(false));
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/proxy/async/mod.rs:274:17
[INFO] [stderr]     |
[INFO] [stderr] 274 |                 try!(self.writer.shutdown(Shutdown::Write));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/proxy/async/mod.rs:285:21
[INFO] [stderr]     |
[INFO] [stderr] 285 |             let m = try!((&*self.writer).write(&buffer[..n]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/proxy/async/mod.rs:351:17
[INFO] [stderr]     |
[INFO] [stderr] 351 |                 try!(self.writer.shutdown(Shutdown::Write));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/proxy/async/mod.rs:372:21
[INFO] [stderr]     |
[INFO] [stderr] 372 |             let m = try!((&*self.writer).write(&buffer[..n]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Yellow`
[INFO] [stderr]   --> src/proxy/sync/mod.rs:14:30
[INFO] [stderr]    |
[INFO] [stderr] 14 | use ansi_term::Colour::{Red, Yellow};
[INFO] [stderr]    |                              ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SocketAddr`
[INFO] [stderr]   --> src/proxy/sync/mod.rs:15:50
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::net::{TcpListener, TcpStream, Shutdown, SocketAddr,IpAddr};
[INFO] [stderr]    |                                                  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `str`
[INFO] [stderr]   --> src/proxy/sync/mod.rs:18:19
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::{thread, str};
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `libc::setrlimit`
[INFO] [stderr]   --> src/proxy/sync/mod.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use libc::setrlimit;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]   --> src/proxy/sync/mod.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use std::collections::HashMap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/proxy/sync/mod.rs:88:46
[INFO] [stderr]    |
[INFO] [stderr] 88 |     static ref TIME_TABLE: SharedTimeVec   = {SharedTimeVec::new()};
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/proxy/sync/mod.rs:89:46
[INFO] [stderr]    |
[INFO] [stderr] 89 |     static ref NUM_BYTES : SharedCounter   = {SharedCounter::new()};
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/proxy/async/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IpAddr`
[INFO] [stderr]  --> src/proxy/async/mod.rs:6:28
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::net::{SocketAddr, IpAddr};
[INFO] [stderr]   |                            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/proxy/async/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Timeout`
[INFO] [stderr]   --> src/proxy/async/mod.rs:15:41
[INFO] [stderr]    |
[INFO] [stderr] 15 | use tokio_core::reactor::{Core, Handle, Timeout};
[INFO] [stderr]    |                                         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Window`, `read_exact`, `write_all`
[INFO] [stderr]   --> src/proxy/async/mod.rs:17:26
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tokio_core::io::{Io, read_exact, write_all, Window};
[INFO] [stderr]    |                          ^^^^^^^^^^  ^^^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RwLock`
[INFO] [stderr]   --> src/proxy/async/mod.rs:18:29
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::sync::{Arc, Mutex, RwLock};
[INFO] [stderr]    |                             ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/proxy/async/mod.rs:97:32
[INFO] [stderr]    |
[INFO] [stderr] 97 |                     Err(e) => {;
[INFO] [stderr]    |                                ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/proxy/async/mod.rs:156:21
[INFO] [stderr]     |
[INFO] [stderr] 156 |              -> Box<Future<Item = (u64, u64), Error = io::Error>> {
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (u64, u64), Error = io::Error>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/proxy/async/mod.rs:197:44
[INFO] [stderr]     |
[INFO] [stderr] 197 | fn mybox<F: Future + 'static>(f: F) -> Box<Future<Item = F::Item, Error = F::Error>> {
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = F::Item, Error = F::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/proxy/sync/mod.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | / lazy_static! {
[INFO] [stderr] 88 | |     static ref TIME_TABLE: SharedTimeVec   = {SharedTimeVec::new()};
[INFO] [stderr] 89 | |     static ref NUM_BYTES : SharedCounter   = {SharedCounter::new()};
[INFO] [stderr] 90 | |
[INFO] [stderr] 91 | |     static ref ERROR: Arc<Mutex<bool>>       = Arc::new(Mutex::new(false));
[INFO] [stderr] 92 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/proxy/sync/mod.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | / lazy_static! {
[INFO] [stderr] 88 | |     static ref TIME_TABLE: SharedTimeVec   = {SharedTimeVec::new()};
[INFO] [stderr] 89 | |     static ref NUM_BYTES : SharedCounter   = {SharedCounter::new()};
[INFO] [stderr] 90 | |
[INFO] [stderr] 91 | |     static ref ERROR: Arc<Mutex<bool>>       = Arc::new(Mutex::new(false));
[INFO] [stderr] 92 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/proxy/sync/mod.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | / lazy_static! {
[INFO] [stderr] 88 | |     static ref TIME_TABLE: SharedTimeVec   = {SharedTimeVec::new()};
[INFO] [stderr] 89 | |     static ref NUM_BYTES : SharedCounter   = {SharedCounter::new()};
[INFO] [stderr] 90 | |
[INFO] [stderr] 91 | |     static ref ERROR: Arc<Mutex<bool>>       = Arc::new(Mutex::new(false));
[INFO] [stderr] 92 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/proxy/sync/mod.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | / lazy_static! {
[INFO] [stderr] 88 | |     static ref TIME_TABLE: SharedTimeVec   = {SharedTimeVec::new()};
[INFO] [stderr] 89 | |     static ref NUM_BYTES : SharedCounter   = {SharedCounter::new()};
[INFO] [stderr] 90 | |
[INFO] [stderr] 91 | |     static ref ERROR: Arc<Mutex<bool>>       = Arc::new(Mutex::new(false));
[INFO] [stderr] 92 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/proxy/sync/mod.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | / lazy_static! {
[INFO] [stderr] 88 | |     static ref TIME_TABLE: SharedTimeVec   = {SharedTimeVec::new()};
[INFO] [stderr] 89 | |     static ref NUM_BYTES : SharedCounter   = {SharedCounter::new()};
[INFO] [stderr] 90 | |
[INFO] [stderr] 91 | |     static ref ERROR: Arc<Mutex<bool>>       = Arc::new(Mutex::new(false));
[INFO] [stderr] 92 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/proxy/sync/mod.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | / lazy_static! {
[INFO] [stderr] 88 | |     static ref TIME_TABLE: SharedTimeVec   = {SharedTimeVec::new()};
[INFO] [stderr] 89 | |     static ref NUM_BYTES : SharedCounter   = {SharedCounter::new()};
[INFO] [stderr] 90 | |
[INFO] [stderr] 91 | |     static ref ERROR: Arc<Mutex<bool>>       = Arc::new(Mutex::new(false));
[INFO] [stderr] 92 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'tokio_core::io::Io': moved to the `tokio-io` crate
[INFO] [stderr]   --> src/proxy/async/mod.rs:17:22
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tokio_core::io::{Io, read_exact, write_all, Window};
[INFO] [stderr]    |                      ^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'tokio_core::io::read_exact': moved to the `tokio-io` crate
[INFO] [stderr]   --> src/proxy/async/mod.rs:17:26
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tokio_core::io::{Io, read_exact, write_all, Window};
[INFO] [stderr]    |                          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'tokio_core::io::write_all': moved to the `tokio-io` crate
[INFO] [stderr]   --> src/proxy/async/mod.rs:17:38
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tokio_core::io::{Io, read_exact, write_all, Window};
[INFO] [stderr]    |                                      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'tokio_core::io::Window': moved to the `tokio-io` crate
[INFO] [stderr]   --> src/proxy/async/mod.rs:17:49
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tokio_core::io::{Io, read_exact, write_all, Window};
[INFO] [stderr]    |                                                 ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/proxy/async/mod.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | / lazy_static! {
[INFO] [stderr] 22 | |     static ref ERROR: Arc<Mutex<bool>>    = Arc::new(Mutex::new(false));
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/proxy/async/mod.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | / lazy_static! {
[INFO] [stderr] 22 | |     static ref ERROR: Arc<Mutex<bool>>    = Arc::new(Mutex::new(false));
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/proxy/sync/mod.rs:369:10
[INFO] [stderr]     |
[INFO] [stderr] 318 |           loop {
[INFO] [stderr]     |  _________-
[INFO] [stderr] 319 | |     
[INFO] [stderr] 320 | |             let read = match back.read(&mut buf) {
[INFO] [stderr] 321 | |                 Err(ref err) => {
[INFO] [stderr] ...   |
[INFO] [stderr] 366 | |     
[INFO] [stderr] 367 | |             }
[INFO] [stderr]     | |_____________- any code following this expression is unreachable
[INFO] [stderr] 368 |       
[INFO] [stderr] 369 |               drop(back);
[INFO] [stderr]     |               ^^^^^^^^^^^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Io`
[INFO] [stderr]   --> src/proxy/async/mod.rs:17:22
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tokio_core::io::{Io, read_exact, write_all, Window};
[INFO] [stderr]    |                      ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/proxy/sync/mod.rs:262:22
[INFO] [stderr]     |
[INFO] [stderr] 262 |                 Err(ref err) => {
[INFO] [stderr]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/proxy/sync/mod.rs:369:10
[INFO] [stderr]     |
[INFO] [stderr] 318 |           loop {
[INFO] [stderr]     |  _________-
[INFO] [stderr] 319 | |     
[INFO] [stderr] 320 | |             let read = match back.read(&mut buf) {
[INFO] [stderr] 321 | |                 Err(ref err) => {
[INFO] [stderr] ...   |
[INFO] [stderr] 366 | |     
[INFO] [stderr] 367 | |             }
[INFO] [stderr]     | |_____________- any code following this expression is unreachable
[INFO] [stderr] 368 |       
[INFO] [stderr] 369 |               drop(back);
[INFO] [stderr]     |               ^^^^^^^^^^^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `seq_number`
[INFO] [stderr]    --> src/proxy/sync/mod.rs:316:14
[INFO] [stderr]     |
[INFO] [stderr] 316 |         let mut seq_number = 0;
[INFO] [stderr]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_seq_number`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/proxy/sync/mod.rs:321:22
[INFO] [stderr]     |
[INFO] [stderr] 321 |                 Err(ref err) => {
[INFO] [stderr]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]    --> src/proxy/sync/mod.rs:341:8
[INFO] [stderr]     |
[INFO] [stderr] 341 |                 Ok(r) => {
[INFO] [stderr]     |                    ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `RecvError`
[INFO] [stderr]    --> src/proxy/sync/mod.rs:345:5
[INFO] [stderr]     |
[INFO] [stderr] 345 |                 RecvError => {},
[INFO] [stderr]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_RecvError`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/proxy/async/mod.rs:97:25
[INFO] [stderr]    |
[INFO] [stderr] 97 |                     Err(e) => {;
[INFO] [stderr]    |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `core`
[INFO] [stderr]   --> src/proxy/async/mod.rs:60:17
[INFO] [stderr]    |
[INFO] [stderr] 60 |         let mut core = Core::new().unwrap();
[INFO] [stderr]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_core`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pool`
[INFO] [stderr]    --> src/proxy/async/mod.rs:158:13
[INFO] [stderr]     |
[INFO] [stderr] 158 |         let pool = self.pool.clone();
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_pool`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/proxy/sync/mod.rs:75:13
[INFO] [stderr]    |
[INFO] [stderr] 75 |         let mut time_vec = self.0.lock().unwrap();
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/proxy/sync/mod.rs:155:26
[INFO] [stderr]     |
[INFO] [stderr] 155 |                         let mut stream_c = stream.try_clone().unwrap();
[INFO] [stderr]     |                             ----^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/proxy/sync/mod.rs:204:10
[INFO] [stderr]     |
[INFO] [stderr] 204 |         let mut back = match TcpStream::connect((targ_addr, target_port)) {
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/proxy/sync/mod.rs:316:10
[INFO] [stderr]     |
[INFO] [stderr] 316 |         let mut seq_number = 0;
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/proxy/async/mod.rs:60:13
[INFO] [stderr]    |
[INFO] [stderr] 60 |         let mut core = Core::new().unwrap();
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Io`
[INFO] [stderr]   --> src/proxy/async/mod.rs:17:22
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tokio_core::io::{Io, read_exact, write_all, Window};
[INFO] [stderr]    |                      ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/proxy/sync/mod.rs:262:22
[INFO] [stderr]     |
[INFO] [stderr] 262 |                 Err(ref err) => {
[INFO] [stderr]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `seq_number`
[INFO] [stderr]    --> src/proxy/sync/mod.rs:316:14
[INFO] [stderr]     |
[INFO] [stderr] 316 |         let mut seq_number = 0;
[INFO] [stderr]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_seq_number`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/proxy/sync/mod.rs:321:22
[INFO] [stderr]     |
[INFO] [stderr] 321 |                 Err(ref err) => {
[INFO] [stderr]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]    --> src/proxy/sync/mod.rs:341:8
[INFO] [stderr]     |
[INFO] [stderr] 341 |                 Ok(r) => {
[INFO] [stderr]     |                    ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `RecvError`
[INFO] [stderr]    --> src/proxy/sync/mod.rs:345:5
[INFO] [stderr]     |
[INFO] [stderr] 345 |                 RecvError => {},
[INFO] [stderr]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_RecvError`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/proxy/async/mod.rs:97:25
[INFO] [stderr]    |
[INFO] [stderr] 97 |                     Err(e) => {;
[INFO] [stderr]    |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `core`
[INFO] [stderr]   --> src/proxy/async/mod.rs:60:17
[INFO] [stderr]    |
[INFO] [stderr] 60 |         let mut core = Core::new().unwrap();
[INFO] [stderr]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_core`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pool`
[INFO] [stderr]    --> src/proxy/async/mod.rs:158:13
[INFO] [stderr]     |
[INFO] [stderr] 158 |         let pool = self.pool.clone();
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_pool`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/proxy/sync/mod.rs:75:13
[INFO] [stderr]    |
[INFO] [stderr] 75 |         let mut time_vec = self.0.lock().unwrap();
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/proxy/sync/mod.rs:155:26
[INFO] [stderr]     |
[INFO] [stderr] 155 |                         let mut stream_c = stream.try_clone().unwrap();
[INFO] [stderr]     |                             ----^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `num_bytes`
[INFO] [stderr]    --> src/proxy/async/mod.rs:221:5
[INFO] [stderr]     |
[INFO] [stderr] 221 |     num_bytes: Arc<Mutex<f64>>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `num_resp`
[INFO] [stderr]    --> src/proxy/async/mod.rs:222:5
[INFO] [stderr]     |
[INFO] [stderr] 222 |     num_resp: Arc<Mutex<f64>>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `other`
[INFO] [stderr]    --> src/proxy/async/mod.rs:378:4
[INFO] [stderr]     |
[INFO] [stderr] 378 | fn other(desc: &str) -> io::Error {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/proxy/sync/mod.rs:204:10
[INFO] [stderr]     |
[INFO] [stderr] 204 |         let mut back = match TcpStream::connect((targ_addr, target_port)) {
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:157:22
[INFO] [stderr]     |
[INFO] [stderr] 157 |                         stream_c2.set_read_timeout(Some(Duration::new(3, 0)));
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:188:6
[INFO] [stderr]     |
[INFO] [stderr] 188 |         TcpStream::connect((targ_addr, self.front_port));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:215:14
[INFO] [stderr]     |
[INFO] [stderr] 215 |                 front.shutdown(Shutdown::Both);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: variable `timedOut` should have a snake case name
[INFO] [stderr]    --> src/proxy/sync/mod.rs:227:10
[INFO] [stderr]     |
[INFO] [stderr] 227 |         let timedOut = Arc::new(AtomicBool::new(false));
[INFO] [stderr]     |             ^^^^^^^^ help: convert the identifier to snake case: `timed_out`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `timedOut_c` should have a snake case name
[INFO] [stderr]    --> src/proxy/sync/mod.rs:228:10
[INFO] [stderr]     |
[INFO] [stderr] 228 |         let timedOut_c = timedOut.clone();
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `timed_out_c`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `timedOut` should have a snake case name
[INFO] [stderr]    --> src/proxy/sync/mod.rs:252:31
[INFO] [stderr]     |
[INFO] [stderr] 252 | ...                   timedOut: Arc<AtomicBool>,
[INFO] [stderr]     |                          ^^^^^^^^ help: convert the identifier to snake case: `timed_out`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:255:6
[INFO] [stderr]     |
[INFO] [stderr] 255 |         front.set_read_timeout(Some(Duration::new(1000, 0)));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:271:18
[INFO] [stderr]     |
[INFO] [stderr] 271 |                     front.shutdown(Shutdown::Both);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:272:18
[INFO] [stderr]     |
[INFO] [stderr] 272 |                     back.shutdown(Shutdown::Both);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:290:18
[INFO] [stderr]     |
[INFO] [stderr] 290 |                     front.shutdown(Shutdown::Both);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:291:18
[INFO] [stderr]     |
[INFO] [stderr] 291 |                     back.shutdown(Shutdown::Both);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: variable `timedOut` should have a snake case name
[INFO] [stderr]    --> src/proxy/sync/mod.rs:309:31
[INFO] [stderr]     |
[INFO] [stderr] 309 | ...                   timedOut: Arc<AtomicBool>,
[INFO] [stderr]     |                          ^^^^^^^^ help: convert the identifier to snake case: `timed_out`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:312:6
[INFO] [stderr]     |
[INFO] [stderr] 312 |         back.set_read_timeout(Some(Duration::new(1000, 0)));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:330:18
[INFO] [stderr]     |
[INFO] [stderr] 330 |                     front.shutdown(Shutdown::Both);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:331:18
[INFO] [stderr]     |
[INFO] [stderr] 331 |                     back.shutdown(Shutdown::Both);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: variable `RecvError` should have a snake case name
[INFO] [stderr]    --> src/proxy/sync/mod.rs:345:5
[INFO] [stderr]     |
[INFO] [stderr] 345 |                 RecvError => {},
[INFO] [stderr]     |                 ^^^^^^^^^ help: convert the identifier to snake case: `recv_error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:357:22
[INFO] [stderr]     |
[INFO] [stderr] 357 |                         front.shutdown(Shutdown::Both);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:358:22
[INFO] [stderr]     |
[INFO] [stderr] 358 |                         back.shutdown(Shutdown::Both);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/proxy/sync/mod.rs:316:10
[INFO] [stderr]     |
[INFO] [stderr] 316 |         let mut seq_number = 0;
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/proxy/async/mod.rs:60:13
[INFO] [stderr]    |
[INFO] [stderr] 60 |         let mut core = Core::new().unwrap();
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `num_bytes`
[INFO] [stderr]    --> src/proxy/async/mod.rs:221:5
[INFO] [stderr]     |
[INFO] [stderr] 221 |     num_bytes: Arc<Mutex<f64>>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `num_resp`
[INFO] [stderr]    --> src/proxy/async/mod.rs:222:5
[INFO] [stderr]     |
[INFO] [stderr] 222 |     num_resp: Arc<Mutex<f64>>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `other`
[INFO] [stderr]    --> src/proxy/async/mod.rs:378:4
[INFO] [stderr]     |
[INFO] [stderr] 378 | fn other(desc: &str) -> io::Error {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:157:22
[INFO] [stderr]     |
[INFO] [stderr] 157 |                         stream_c2.set_read_timeout(Some(Duration::new(3, 0)));
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:188:6
[INFO] [stderr]     |
[INFO] [stderr] 188 |         TcpStream::connect((targ_addr, self.front_port));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:215:14
[INFO] [stderr]     |
[INFO] [stderr] 215 |                 front.shutdown(Shutdown::Both);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: variable `timedOut` should have a snake case name
[INFO] [stderr]    --> src/proxy/sync/mod.rs:227:10
[INFO] [stderr]     |
[INFO] [stderr] 227 |         let timedOut = Arc::new(AtomicBool::new(false));
[INFO] [stderr]     |             ^^^^^^^^ help: convert the identifier to snake case: `timed_out`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `timedOut_c` should have a snake case name
[INFO] [stderr]    --> src/proxy/sync/mod.rs:228:10
[INFO] [stderr]     |
[INFO] [stderr] 228 |         let timedOut_c = timedOut.clone();
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `timed_out_c`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `timedOut` should have a snake case name
[INFO] [stderr]    --> src/proxy/sync/mod.rs:252:31
[INFO] [stderr]     |
[INFO] [stderr] 252 | ...                   timedOut: Arc<AtomicBool>,
[INFO] [stderr]     |                          ^^^^^^^^ help: convert the identifier to snake case: `timed_out`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:255:6
[INFO] [stderr]     |
[INFO] [stderr] 255 |         front.set_read_timeout(Some(Duration::new(1000, 0)));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:271:18
[INFO] [stderr]     |
[INFO] [stderr] 271 |                     front.shutdown(Shutdown::Both);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:272:18
[INFO] [stderr]     |
[INFO] [stderr] 272 |                     back.shutdown(Shutdown::Both);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:290:18
[INFO] [stderr]     |
[INFO] [stderr] 290 |                     front.shutdown(Shutdown::Both);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:291:18
[INFO] [stderr]     |
[INFO] [stderr] 291 |                     back.shutdown(Shutdown::Both);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: variable `timedOut` should have a snake case name
[INFO] [stderr]    --> src/proxy/sync/mod.rs:309:31
[INFO] [stderr]     |
[INFO] [stderr] 309 | ...                   timedOut: Arc<AtomicBool>,
[INFO] [stderr]     |                          ^^^^^^^^ help: convert the identifier to snake case: `timed_out`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:312:6
[INFO] [stderr]     |
[INFO] [stderr] 312 |         back.set_read_timeout(Some(Duration::new(1000, 0)));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:330:18
[INFO] [stderr]     |
[INFO] [stderr] 330 |                     front.shutdown(Shutdown::Both);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:331:18
[INFO] [stderr]     |
[INFO] [stderr] 331 |                     back.shutdown(Shutdown::Both);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: variable `RecvError` should have a snake case name
[INFO] [stderr]    --> src/proxy/sync/mod.rs:345:5
[INFO] [stderr]     |
[INFO] [stderr] 345 |                 RecvError => {},
[INFO] [stderr]     |                 ^^^^^^^^^ help: convert the identifier to snake case: `recv_error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:357:22
[INFO] [stderr]     |
[INFO] [stderr] 357 |                         front.shutdown(Shutdown::Both);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/proxy/sync/mod.rs:358:22
[INFO] [stderr]     |
[INFO] [stderr] 358 |                         back.shutdown(Shutdown::Both);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.23s
[INFO] running `"docker" "inspect" "f53ea765c921cc88b2b85554429a201f6d77d6bafcf1506548094923c60b192b"`
[INFO] running `"docker" "rm" "-f" "f53ea765c921cc88b2b85554429a201f6d77d6bafcf1506548094923c60b192b"`
[INFO] [stdout] f53ea765c921cc88b2b85554429a201f6d77d6bafcf1506548094923c60b192b
