[INFO] cloning repository https://github.com/sozu-proxy/proxy-test-suite
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sozu-proxy/proxy-test-suite" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsozu-proxy%2Fproxy-test-suite", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsozu-proxy%2Fproxy-test-suite'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 430df91a37e89e8aa80434edbd3740962faabd62
[INFO] checking sozu-proxy/proxy-test-suite against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsozu-proxy%2Fproxy-test-suite" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sozu-proxy/proxy-test-suite on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sozu-proxy/proxy-test-suite
[INFO] finished tweaking git repo https://github.com/sozu-proxy/proxy-test-suite
[INFO] tweaked toml for git repo https://github.com/sozu-proxy/proxy-test-suite written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/sozu-proxy/proxy-test-suite already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d608dacbb683e0fa06769b5d3a6912718cb1b9f17eefe71d7cce3568e6c8dfcc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d608dacbb683e0fa06769b5d3a6912718cb1b9f17eefe71d7cce3568e6c8dfcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d608dacbb683e0fa06769b5d3a6912718cb1b9f17eefe71d7cce3568e6c8dfcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d608dacbb683e0fa06769b5d3a6912718cb1b9f17eefe71d7cce3568e6c8dfcc", kill_on_drop: false }`
[INFO] [stdout] d608dacbb683e0fa06769b5d3a6912718cb1b9f17eefe71d7cce3568e6c8dfcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d788ba3c2a41b6ead94b78d8f41e93d2e13fd737267a891b3902d8d88ef2340
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8d788ba3c2a41b6ead94b78d8f41e93d2e13fd737267a891b3902d8d88ef2340", kill_on_drop: false }`
[INFO] [stderr]     Checking futures v0.1.18
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking mio v0.6.13
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking tokio-io v0.1.5
[INFO] [stderr]     Checking tokio-core v0.1.12
[INFO] [stderr]     Checking proxy-test-suite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(conservative_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `data::*`
[INFO] [stdout]  --> src/check/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use data::*;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/check/mod.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::{HashMap,HashSet};
[INFO] [stdout]   |                                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader`, `ErrorKind`, `Read`, `Write`
[INFO] [stdout]  --> src/check/mod.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{Read, Write, ErrorKind,BufReader};
[INFO] [stdout]   |               ^^^^  ^^^^^  ^^^^^^^^^ ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/check/success.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 |   pub fn create() -> Arc<Mutex<Check>> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/check/request_failure.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |   pub fn create() -> Arc<Mutex<Check>> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/check/response_failure.rs:25:32
[INFO] [stdout]    |
[INFO] [stdout] 25 |   pub fn create() -> Arc<Mutex<Check>> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/check/mod.rs:41:36
[INFO] [stdout]    |
[INFO] [stdout] 41 |   checks: HashMap<usize, Arc<Mutex<Check>>>,
[INFO] [stdout]    |                                    ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/check/mod.rs:44:30
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn create() -> Arc<Mutex<Check>> {
[INFO] [stdout]    |                              ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/check/mod.rs:70:68
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn run_check(listener: Incoming, handle: Handle, c1: Arc<Mutex<Check>>) -> impl Future<Item = Incoming, Error = ()> {
[INFO] [stdout]    |                                                                    ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/check/mod.rs:77:56
[INFO] [stdout]    |
[INFO] [stdout] 77 |     Box::new(run_success(listener, handle, c1)) as Box<Future<Item = Incoming, Error = ()>>
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Incoming, Error = ()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/check/mod.rs:79:64
[INFO] [stdout]    |
[INFO] [stdout] 79 |     Box::new(run_request_failure(listener, handle, c1)) as Box<Future<Item = Incoming, Error = ()>>
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Incoming, Error = ()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/check/mod.rs:81:65
[INFO] [stdout]    |
[INFO] [stdout] 81 |     Box::new(run_response_failure(listener, handle, c1)) as Box<Future<Item = Incoming, Error = ()>>
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Incoming, Error = ()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/check/mod.rs:114:66
[INFO] [stdout]     |
[INFO] [stdout] 114 |       |(listener, handle):(Incoming, Handle) , check: &Arc<Mutex<Check>>| {
[INFO] [stdout]     |                                                                  ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/check/mod.rs:198:70
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub fn run_success(listener: Incoming, handle: Handle, c1: Arc<Mutex<Check>>) -> impl Future<Item = Incoming, Error = ()> {
[INFO] [stdout]     |                                                                      ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/check/mod.rs:289:78
[INFO] [stdout]     |
[INFO] [stdout] 289 | pub fn run_request_failure(listener: Incoming, handle: Handle, c1: Arc<Mutex<Check>>) -> impl Future<Item = Incoming, Error = ()> {
[INFO] [stdout]     |                                                                              ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/check/mod.rs:334:79
[INFO] [stdout]     |
[INFO] [stdout] 334 | pub fn run_response_failure(listener: Incoming, handle: Handle, c1: Arc<Mutex<Check>>) -> impl Future<Item = Incoming, Error = ()> {
[INFO] [stdout]     |                                                                               ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(conservative_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `data::*`
[INFO] [stdout]  --> src/check/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use data::*;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/check/mod.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::{HashMap,HashSet};
[INFO] [stdout]   |                                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader`, `ErrorKind`, `Read`, `Write`
[INFO] [stdout]  --> src/check/mod.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{Read, Write, ErrorKind,BufReader};
[INFO] [stdout]   |               ^^^^  ^^^^^  ^^^^^^^^^ ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/check/success.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 |   pub fn create() -> Arc<Mutex<Check>> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/check/request_failure.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |   pub fn create() -> Arc<Mutex<Check>> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/check/response_failure.rs:25:32
[INFO] [stdout]    |
[INFO] [stdout] 25 |   pub fn create() -> Arc<Mutex<Check>> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/check/mod.rs:41:36
[INFO] [stdout]    |
[INFO] [stdout] 41 |   checks: HashMap<usize, Arc<Mutex<Check>>>,
[INFO] [stdout]    |                                    ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/check/mod.rs:44:30
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn create() -> Arc<Mutex<Check>> {
[INFO] [stdout]    |                              ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/check/mod.rs:70:68
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn run_check(listener: Incoming, handle: Handle, c1: Arc<Mutex<Check>>) -> impl Future<Item = Incoming, Error = ()> {
[INFO] [stdout]    |                                                                    ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/check/mod.rs:77:56
[INFO] [stdout]    |
[INFO] [stdout] 77 |     Box::new(run_success(listener, handle, c1)) as Box<Future<Item = Incoming, Error = ()>>
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Incoming, Error = ()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/check/mod.rs:79:64
[INFO] [stdout]    |
[INFO] [stdout] 79 |     Box::new(run_request_failure(listener, handle, c1)) as Box<Future<Item = Incoming, Error = ()>>
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Incoming, Error = ()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/check/mod.rs:81:65
[INFO] [stdout]    |
[INFO] [stdout] 81 |     Box::new(run_response_failure(listener, handle, c1)) as Box<Future<Item = Incoming, Error = ()>>
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Incoming, Error = ()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/check/mod.rs:114:66
[INFO] [stdout]     |
[INFO] [stdout] 114 |       |(listener, handle):(Incoming, Handle) , check: &Arc<Mutex<Check>>| {
[INFO] [stdout]     |                                                                  ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/check/mod.rs:198:70
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub fn run_success(listener: Incoming, handle: Handle, c1: Arc<Mutex<Check>>) -> impl Future<Item = Incoming, Error = ()> {
[INFO] [stdout]     |                                                                      ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/check/mod.rs:289:78
[INFO] [stdout]     |
[INFO] [stdout] 289 | pub fn run_request_failure(listener: Incoming, handle: Handle, c1: Arc<Mutex<Check>>) -> impl Future<Item = Incoming, Error = ()> {
[INFO] [stdout]     |                                                                              ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/check/mod.rs:334:79
[INFO] [stdout]     |
[INFO] [stdout] 334 | pub fn run_response_failure(listener: Incoming, handle: Handle, c1: Arc<Mutex<Check>>) -> impl Future<Item = Incoming, Error = ()> {
[INFO] [stdout]     |                                                                               ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/check/mod.rs:227:13
[INFO] [stdout]     |
[INFO] [stdout] 227 |         let mut checker = c2.lock().unwrap();
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/check/mod.rs:240:9
[INFO] [stdout]     |
[INFO] [stdout] 240 |     let mut checker = c3.lock().unwrap();
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/check/mod.rs:311:19
[INFO] [stdout]     |
[INFO] [stdout] 311 |               let mut buf = vec![42u8; 10];
[INFO] [stdout]     |                   ----^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/check/mod.rs:295:9
[INFO] [stdout]     |
[INFO] [stdout] 295 |     let mut checker = c1.lock().unwrap();
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/check/mod.rs:227:13
[INFO] [stdout]     |
[INFO] [stdout] 227 |         let mut checker = c2.lock().unwrap();
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/check/mod.rs:373:13
[INFO] [stdout]     |
[INFO] [stdout] 373 |         let mut checker = c2.lock().unwrap();
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/check/mod.rs:383:17
[INFO] [stdout]     |
[INFO] [stdout] 383 |             let mut buf = vec![42u8; 10];
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/check/mod.rs:418:17
[INFO] [stdout]     |
[INFO] [stdout] 418 |             let mut buf = vec![42u8; 10];
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/check/mod.rs:240:9
[INFO] [stdout]     |
[INFO] [stdout] 240 |     let mut checker = c3.lock().unwrap();
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/check/mod.rs:405:9
[INFO] [stdout]     |
[INFO] [stdout] 405 |     let mut checker = c3.lock().unwrap();
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/check/mod.rs:311:19
[INFO] [stdout]     |
[INFO] [stdout] 311 |               let mut buf = vec![42u8; 10];
[INFO] [stdout]     |                   ----^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/check/mod.rs:295:9
[INFO] [stdout]     |
[INFO] [stdout] 295 |     let mut checker = c1.lock().unwrap();
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::IntoFuture`
[INFO] [stdout]   --> src/check/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use futures::IntoFuture;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proxy-test-suite`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/check/mod.rs:373:13
[INFO] [stdout]     |
[INFO] [stdout] 373 |         let mut checker = c2.lock().unwrap();
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/check/mod.rs:383:17
[INFO] [stdout]     |
[INFO] [stdout] 383 |             let mut buf = vec![42u8; 10];
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/check/mod.rs:418:17
[INFO] [stdout]     |
[INFO] [stdout] 418 |             let mut buf = vec![42u8; 10];
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/check/mod.rs:405:9
[INFO] [stdout]     |
[INFO] [stdout] 405 |     let mut checker = c3.lock().unwrap();
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::IntoFuture`
[INFO] [stdout]   --> src/check/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use futures::IntoFuture;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8d788ba3c2a41b6ead94b78d8f41e93d2e13fd737267a891b3902d8d88ef2340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d788ba3c2a41b6ead94b78d8f41e93d2e13fd737267a891b3902d8d88ef2340", kill_on_drop: false }`
[INFO] [stdout] 8d788ba3c2a41b6ead94b78d8f41e93d2e13fd737267a891b3902d8d88ef2340