[INFO] cloning repository https://github.com/nenodias/async-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nenodias/async-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnenodias%2Fasync-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnenodias%2Fasync-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 28bf9e3778fc3ffc75cc2bf7af03b0dd83c78f51
[INFO] testing nenodias/async-server against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnenodias%2Fasync-server" "/workspace/builds/worker-73/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-73/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nenodias/async-server on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nenodias/async-server
[INFO] finished tweaking git repo https://github.com/nenodias/async-server
[INFO] tweaked toml for git repo https://github.com/nenodias/async-server written to /workspace/builds/worker-73/source/Cargo.toml
[INFO] crate git repo https://github.com/nenodias/async-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf27554f3c117877276b28d9816307f9c5159c38b45dc83d3e4033e2df10a122
[INFO] running `Command { std: "docker" "start" "-a" "bf27554f3c117877276b28d9816307f9c5159c38b45dc83d3e4033e2df10a122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf27554f3c117877276b28d9816307f9c5159c38b45dc83d3e4033e2df10a122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf27554f3c117877276b28d9816307f9c5159c38b45dc83d3e4033e2df10a122", kill_on_drop: false }`
[INFO] [stdout] bf27554f3c117877276b28d9816307f9c5159c38b45dc83d3e4033e2df10a122
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adfad914e7a98ca85448a4f1d147ac2c565df07a1b585348a4ba23c626b5eac0
[INFO] running `Command { std: "docker" "start" "-a" "adfad914e7a98ca85448a4f1d147ac2c565df07a1b585348a4ba23c626b5eac0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.8.0
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling async-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]  --> src/http/query_string.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     data: HashMap<&'buf str, Value<'buf>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `QueryString` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/http/query_string.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/http/query_string.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn get(&self, key: &str) -> Option<&Value> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `query_string`
[INFO] [stdout]   --> src/http/request.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     query_string: Option<QueryString<'buf>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Request` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/http/request.rs:9:10
[INFO] [stdout]    |
[INFO] [stdout] 9  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `method`
[INFO] [stdout]   --> src/http/request.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     method: Method,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Request` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/http/request.rs:9:10
[INFO] [stdout]    |
[INFO] [stdout] 9  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `method`
[INFO] [stdout]   --> src/http/request.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn method(&self) -> &Method {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `query_string`
[INFO] [stdout]   --> src/http/request.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn query_string(&self) -> Option<&QueryString> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BadRequest`
[INFO] [stdout]  --> src/http/status_code.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     BadRequest = 400,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `StatusCode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/http/status_code.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Copy, Clone, Debug)]
[INFO] [stdout]   |                ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotFound`
[INFO] [stdout]  --> src/http/status_code.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     NotFound = 404,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `StatusCode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/http/status_code.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Copy, Clone, Debug)]
[INFO] [stdout]   |                ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 55s
[INFO] running `Command { std: "docker" "inspect" "adfad914e7a98ca85448a4f1d147ac2c565df07a1b585348a4ba23c626b5eac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adfad914e7a98ca85448a4f1d147ac2c565df07a1b585348a4ba23c626b5eac0", kill_on_drop: false }`
[INFO] [stdout] adfad914e7a98ca85448a4f1d147ac2c565df07a1b585348a4ba23c626b5eac0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bd583023ddf414addcbb66ffcbf776fe20b27cc7ff03b22e8a03c903abb4213
[INFO] running `Command { std: "docker" "start" "-a" "0bd583023ddf414addcbb66ffcbf776fe20b27cc7ff03b22e8a03c903abb4213", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling async-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]  --> src/http/query_string.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     data: HashMap<&'buf str, Value<'buf>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `QueryString` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/http/query_string.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/http/query_string.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn get(&self, key: &str) -> Option<&Value> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `query_string`
[INFO] [stdout]   --> src/http/request.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     query_string: Option<QueryString<'buf>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Request` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/http/request.rs:9:10
[INFO] [stdout]    |
[INFO] [stdout] 9  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `method`
[INFO] [stdout]   --> src/http/request.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     method: Method,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Request` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/http/request.rs:9:10
[INFO] [stdout]    |
[INFO] [stdout] 9  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `method`
[INFO] [stdout]   --> src/http/request.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn method(&self) -> &Method {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `query_string`
[INFO] [stdout]   --> src/http/request.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn query_string(&self) -> Option<&QueryString> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BadRequest`
[INFO] [stdout]  --> src/http/status_code.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     BadRequest = 400,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `StatusCode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/http/status_code.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Copy, Clone, Debug)]
[INFO] [stdout]   |                ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotFound`
[INFO] [stdout]  --> src/http/status_code.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     NotFound = 404,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `StatusCode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/http/status_code.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Copy, Clone, Debug)]
[INFO] [stdout]   |                ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "0bd583023ddf414addcbb66ffcbf776fe20b27cc7ff03b22e8a03c903abb4213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bd583023ddf414addcbb66ffcbf776fe20b27cc7ff03b22e8a03c903abb4213", kill_on_drop: false }`
[INFO] [stdout] 0bd583023ddf414addcbb66ffcbf776fe20b27cc7ff03b22e8a03c903abb4213
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 30170986412baff9f06b4a2f6be73e965485bdcc36efd08ecd5388f30e5c3aaf
[INFO] running `Command { std: "docker" "start" "-a" "30170986412baff9f06b4a2f6be73e965485bdcc36efd08ecd5388f30e5c3aaf", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]  --> src/http/query_string.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     data: HashMap<&'buf str, Value<'buf>>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `QueryString` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/http/query_string.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[derive(Debug)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]   --> src/http/query_string.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn get(&self, key: &str) -> Option<&Value> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `query_string`
[INFO] [stderr]   --> src/http/request.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     query_string: Option<QueryString<'buf>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Request` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/http/request.rs:9:10
[INFO] [stderr]    |
[INFO] [stderr] 9  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `method`
[INFO] [stderr]   --> src/http/request.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     method: Method,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Request` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/http/request.rs:9:10
[INFO] [stderr]    |
[INFO] [stderr] 9  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `method`
[INFO] [stderr]   --> src/http/request.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn method(&self) -> &Method {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `query_string`
[INFO] [stderr]   --> src/http/request.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn query_string(&self) -> Option<&QueryString> {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BadRequest`
[INFO] [stderr]  --> src/http/status_code.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     BadRequest = 400,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: `StatusCode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/http/status_code.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[derive(Copy, Clone, Debug)]
[INFO] [stderr]   |                ^^^^^  ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NotFound`
[INFO] [stderr]  --> src/http/status_code.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     NotFound = 404,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: `StatusCode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/http/status_code.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[derive(Copy, Clone, Debug)]
[INFO] [stderr]   |                ^^^^^  ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `async-server` (bin "async-server" test) generated 8 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_server-26d7aebfcf5f8d71)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "30170986412baff9f06b4a2f6be73e965485bdcc36efd08ecd5388f30e5c3aaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30170986412baff9f06b4a2f6be73e965485bdcc36efd08ecd5388f30e5c3aaf", kill_on_drop: false }`
[INFO] [stdout] 30170986412baff9f06b4a2f6be73e965485bdcc36efd08ecd5388f30e5c3aaf