[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 try#5ec4d3b0c83717313176eefa7d71e9d36dc83355 for 155501-infallible-never-no-reservation
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsozu-proxy%2Fproxy-test-suite" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[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-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sozu-proxy/proxy-test-suite on toolchain 5ec4d3b0c83717313176eefa7d71e9d36dc83355
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4415b7cbd1f9bc72fdb5ee415d4dcc4222d69ea4b7930e3ece543b329a43125
[INFO] running `Command { std: "docker" "start" "-a" "f4415b7cbd1f9bc72fdb5ee415d4dcc4222d69ea4b7930e3ece543b329a43125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4415b7cbd1f9bc72fdb5ee415d4dcc4222d69ea4b7930e3ece543b329a43125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4415b7cbd1f9bc72fdb5ee415d4dcc4222d69ea4b7930e3ece543b329a43125", kill_on_drop: false }`
[INFO] [stdout] f4415b7cbd1f9bc72fdb5ee415d4dcc4222d69ea4b7930e3ece543b329a43125
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f021babafb68a1f73c25adfc13a2f94b8c1970513dcac2c3546755e527c54170
[INFO] running `Command { std: "docker" "start" "-a" "f021babafb68a1f73c25adfc13a2f94b8c1970513dcac2c3546755e527c54170", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking futures v0.1.18
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking mio v0.6.13
[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] 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)]` (part of `#[warn(unused)]`) 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`, and `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: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(conservative_impl_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[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]    |                                    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 |   checks: HashMap<usize, Arc<Mutex<dyn Check>>>,
[INFO] [stdout]    |                                    +++
[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]    |                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn create() -> Arc<Mutex<dyn Check>> {
[INFO] [stdout]    |                              +++
[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]    |                                                                    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn run_check(listener: Incoming, handle: Handle, c1: Arc<Mutex<dyn Check>>) -> impl Future<Item = Incoming, Error = ()> {
[INFO] [stdout]    |                                                                    +++
[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]     |                                                                      ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub fn run_success(listener: Incoming, handle: Handle, c1: Arc<Mutex<dyn Check>>) -> impl Future<Item = Incoming, Error = ()> {
[INFO] [stdout]     |                                                                      +++
[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]     |                                                                              ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 289 | pub fn run_request_failure(listener: Incoming, handle: Handle, c1: Arc<Mutex<dyn Check>>) -> impl Future<Item = Incoming, Error = ()> {
[INFO] [stdout]     |                                                                              +++
[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]     |                                                                               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 334 | pub fn run_response_failure(listener: Incoming, handle: Handle, c1: Arc<Mutex<dyn Check>>) -> impl Future<Item = Incoming, Error = ()> {
[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]    |                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 |   pub fn create() -> Arc<Mutex<dyn Check>> {
[INFO] [stdout]    |                                +++
[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]    |                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 |   pub fn create() -> Arc<Mutex<dyn Check>> {
[INFO] [stdout]    |                                +++
[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]    |                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 |   pub fn create() -> Arc<Mutex<dyn Check>> {
[INFO] [stdout]    |                                +++
[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]    |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 77 |     Box::new(run_success(listener, handle, c1)) as Box<dyn Future<Item = Incoming, Error = ()>>
[INFO] [stdout]    |                                                        +++
[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]    |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 |     Box::new(run_request_failure(listener, handle, c1)) as Box<dyn Future<Item = Incoming, Error = ()>>
[INFO] [stdout]    |                                                                +++
[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]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 |     Box::new(run_response_failure(listener, handle, c1)) as Box<dyn Future<Item = Incoming, Error = ()>>
[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)]` (part of `#[warn(unused)]`) 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`, and `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: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(conservative_impl_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[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]    |                                    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 |   checks: HashMap<usize, Arc<Mutex<dyn Check>>>,
[INFO] [stdout]    |                                    +++
[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)]` (part of `#[warn(unused)]`) 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: 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]    |                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn create() -> Arc<Mutex<dyn Check>> {
[INFO] [stdout]    |                              +++
[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]    |                                                                    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn run_check(listener: Incoming, handle: Handle, c1: Arc<Mutex<dyn Check>>) -> impl Future<Item = Incoming, Error = ()> {
[INFO] [stdout]    |                                                                    +++
[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]     |                                                                      ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub fn run_success(listener: Incoming, handle: Handle, c1: Arc<Mutex<dyn Check>>) -> impl Future<Item = Incoming, Error = ()> {
[INFO] [stdout]     |                                                                      +++
[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]     |                                                                              ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 289 | pub fn run_request_failure(listener: Incoming, handle: Handle, c1: Arc<Mutex<dyn Check>>) -> impl Future<Item = Incoming, Error = ()> {
[INFO] [stdout]     |                                                                              +++
[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]     |                                                                               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 334 | pub fn run_response_failure(listener: Incoming, handle: Handle, c1: Arc<Mutex<dyn Check>>) -> impl Future<Item = Incoming, Error = ()> {
[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]    |                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 |   pub fn create() -> Arc<Mutex<dyn Check>> {
[INFO] [stdout]    |                                +++
[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]    |                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 |   pub fn create() -> Arc<Mutex<dyn Check>> {
[INFO] [stdout]    |                                +++
[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]    |                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 |   pub fn create() -> Arc<Mutex<dyn Check>> {
[INFO] [stdout]    |                                +++
[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]    |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 77 |     Box::new(run_success(listener, handle, c1)) as Box<dyn Future<Item = Incoming, Error = ()>>
[INFO] [stdout]    |                                                        +++
[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]    |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 |     Box::new(run_request_failure(listener, handle, c1)) as Box<dyn Future<Item = Incoming, Error = ()>>
[INFO] [stdout]    |                                                                +++
[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]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 |     Box::new(run_response_failure(listener, handle, c1)) as Box<dyn Future<Item = Incoming, Error = ()>>
[INFO] [stdout]    |                                                                 +++
[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: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: 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]     |                                                                  ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 114 |       |(listener, handle):(Incoming, Handle) , check: &Arc<Mutex<dyn Check>>| {
[INFO] [stdout]     |                                                                  +++
[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] warning: unused variable: `req`
[INFO] [stdout]   --> src/check/request_failure.rs:28:27
[INFO] [stdout]    |
[INFO] [stdout] 28 |   fn check_request(&self, req: &httparse::Request) -> Result<(), String> {
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/check/request_failure.rs:40:28
[INFO] [stdout]    |
[INFO] [stdout] 40 |   fn check_response(&self, res: &httparse::Response) -> Result<(), String> {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/check/response_failure.rs:72:28
[INFO] [stdout]    |
[INFO] [stdout] 72 |   fn check_response(&self, res: &httparse::Response) -> Result<(), String> {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h1`
[INFO] [stdout]    --> src/check/mod.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let h1 = core.handle();
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_h1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h2`
[INFO] [stdout]    --> src/check/mod.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let h2 = core.handle();
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_h2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h3`
[INFO] [stdout]    --> src/check/mod.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let h3 = core.handle();
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_h3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/check/mod.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let a: (Incoming, Handle) = core.run(f).unwrap();
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/check/mod.rs:203:15
[INFO] [stdout]     |
[INFO] [stdout] 203 |     let (tcp, addr) = opt_stream.expect("could not accept listener");
[INFO] [stdout]     |               ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tcp`
[INFO] [stdout]    --> src/check/mod.rs:310:17
[INFO] [stdout]     |
[INFO] [stdout] 310 |             Ok((tcp, sl)) => {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_tcp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/check/mod.rs:349:15
[INFO] [stdout]     |
[INFO] [stdout] 349 |     let (tcp, addr) = opt_stream.expect("could not accept listener");
[INFO] [stdout]     |               ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 |   let mut r = Runner::new();
[INFO] [stdout]    |       ----^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Request` is never used
[INFO] [stdout]  --> src/data.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Request {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Req2` is never constructed
[INFO] [stdout]   --> src/data.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Req2 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `serialize` is never used
[INFO] [stdout]   --> src/data.rs:26:10
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Request {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 26 |   pub fn serialize(&self) -> Vec<u8> {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Response` is never used
[INFO] [stdout]   --> src/data.rs:53:10
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub enum Response {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `serialize` is never used
[INFO] [stdout]   --> src/data.rs:66:10
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl Response {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 66 |   pub fn serialize(&self) -> Vec<u8> {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CheckType` is never used
[INFO] [stdout]   --> src/check/mod.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub enum CheckType {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create` is never used
[INFO] [stdout]   --> src/check/mod.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn create() -> Arc<Mutex<Check>> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_all_checks` is never used
[INFO] [stdout]   --> src/check/mod.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn run_all_checks() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `tokio_core::net::Incoming` that must be used
[INFO] [stdout]   --> src/check/mod.rs:63:3
[INFO] [stdout]    |
[INFO] [stdout] 63 | /   core.run(run_success(listener.incoming(), h1, c1).and_then(|listener| {
[INFO] [stdout] 64 | |     run_request_failure(listener, h2, c2)
[INFO] [stdout] 65 | |   }).and_then(|listener| {
[INFO] [stdout] 66 | |     run_response_failure(listener, h3, c3)
[INFO] [stdout] 67 | |   })).unwrap();
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: streams do nothing unless polled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 63 |   let _ = core.run(run_success(listener.incoming(), h1, c1).and_then(|listener| {
[INFO] [stdout]    |   +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/check/mod.rs:245:5
[INFO] [stdout]     |
[INFO] [stdout] 245 |     tcp.set_keepalive(Some(Duration::from_millis(1)));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 245 |     let _ = tcp.set_keepalive(Some(Duration::from_millis(1)));
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/check/mod.rs:300:5
[INFO] [stdout]     |
[INFO] [stdout] 300 |     tcp.set_keepalive(Some(Duration::from_millis(1)));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 300 |     let _ = tcp.set_keepalive(Some(Duration::from_millis(1)));
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/check/mod.rs:410:5
[INFO] [stdout]     |
[INFO] [stdout] 410 |     tcp.set_keepalive(Some(Duration::from_millis(1)));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 410 |     let _ = tcp.set_keepalive(Some(Duration::from_millis(1)));
[INFO] [stdout]     |     +++++++
[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)]` (part of `#[warn(unused)]`) 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: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: 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]     |                                                                  ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 114 |       |(listener, handle):(Incoming, Handle) , check: &Arc<Mutex<dyn Check>>| {
[INFO] [stdout]     |                                                                  +++
[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] warning: unused variable: `req`
[INFO] [stdout]   --> src/check/request_failure.rs:28:27
[INFO] [stdout]    |
[INFO] [stdout] 28 |   fn check_request(&self, req: &httparse::Request) -> Result<(), String> {
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/check/request_failure.rs:40:28
[INFO] [stdout]    |
[INFO] [stdout] 40 |   fn check_response(&self, res: &httparse::Response) -> Result<(), String> {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/check/response_failure.rs:72:28
[INFO] [stdout]    |
[INFO] [stdout] 72 |   fn check_response(&self, res: &httparse::Response) -> Result<(), String> {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h1`
[INFO] [stdout]    --> src/check/mod.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let h1 = core.handle();
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_h1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h2`
[INFO] [stdout]    --> src/check/mod.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let h2 = core.handle();
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_h2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h3`
[INFO] [stdout]    --> src/check/mod.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let h3 = core.handle();
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_h3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/check/mod.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let a: (Incoming, Handle) = core.run(f).unwrap();
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/check/mod.rs:203:15
[INFO] [stdout]     |
[INFO] [stdout] 203 |     let (tcp, addr) = opt_stream.expect("could not accept listener");
[INFO] [stdout]     |               ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tcp`
[INFO] [stdout]    --> src/check/mod.rs:310:17
[INFO] [stdout]     |
[INFO] [stdout] 310 |             Ok((tcp, sl)) => {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_tcp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/check/mod.rs:349:15
[INFO] [stdout]     |
[INFO] [stdout] 349 |     let (tcp, addr) = opt_stream.expect("could not accept listener");
[INFO] [stdout]     |               ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 |   let mut r = Runner::new();
[INFO] [stdout]    |       ----^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Request` is never used
[INFO] [stdout]  --> src/data.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Request {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Req2` is never constructed
[INFO] [stdout]   --> src/data.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Req2 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `serialize` is never used
[INFO] [stdout]   --> src/data.rs:26:10
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Request {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 26 |   pub fn serialize(&self) -> Vec<u8> {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Response` is never used
[INFO] [stdout]   --> src/data.rs:53:10
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub enum Response {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `serialize` is never used
[INFO] [stdout]   --> src/data.rs:66:10
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl Response {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 66 |   pub fn serialize(&self) -> Vec<u8> {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CheckType` is never used
[INFO] [stdout]   --> src/check/mod.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub enum CheckType {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create` is never used
[INFO] [stdout]   --> src/check/mod.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn create() -> Arc<Mutex<Check>> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_all_checks` is never used
[INFO] [stdout]   --> src/check/mod.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn run_all_checks() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `tokio_core::net::Incoming` that must be used
[INFO] [stdout]   --> src/check/mod.rs:63:3
[INFO] [stdout]    |
[INFO] [stdout] 63 | /   core.run(run_success(listener.incoming(), h1, c1).and_then(|listener| {
[INFO] [stdout] 64 | |     run_request_failure(listener, h2, c2)
[INFO] [stdout] 65 | |   }).and_then(|listener| {
[INFO] [stdout] 66 | |     run_response_failure(listener, h3, c3)
[INFO] [stdout] 67 | |   })).unwrap();
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: streams do nothing unless polled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 63 |   let _ = core.run(run_success(listener.incoming(), h1, c1).and_then(|listener| {
[INFO] [stdout]    |   +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/check/mod.rs:245:5
[INFO] [stdout]     |
[INFO] [stdout] 245 |     tcp.set_keepalive(Some(Duration::from_millis(1)));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 245 |     let _ = tcp.set_keepalive(Some(Duration::from_millis(1)));
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/check/mod.rs:300:5
[INFO] [stdout]     |
[INFO] [stdout] 300 |     tcp.set_keepalive(Some(Duration::from_millis(1)));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 300 |     let _ = tcp.set_keepalive(Some(Duration::from_millis(1)));
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/check/mod.rs:410:5
[INFO] [stdout]     |
[INFO] [stdout] 410 |     tcp.set_keepalive(Some(Duration::from_millis(1)));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 410 |     let _ = tcp.set_keepalive(Some(Duration::from_millis(1)));
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.27s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "f021babafb68a1f73c25adfc13a2f94b8c1970513dcac2c3546755e527c54170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f021babafb68a1f73c25adfc13a2f94b8c1970513dcac2c3546755e527c54170", kill_on_drop: false }`
[INFO] [stdout] f021babafb68a1f73c25adfc13a2f94b8c1970513dcac2c3546755e527c54170
