[INFO] cloning repository https://github.com/mpapazekos/rust-simple-http-server-example-
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mpapazekos/rust-simple-http-server-example-" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpapazekos%2Frust-simple-http-server-example-", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpapazekos%2Frust-simple-http-server-example-'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78d64a492297a3c90ba26169b3192c6755ca1898
[INFO] testing mpapazekos/rust-simple-http-server-example- against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpapazekos%2Frust-simple-http-server-example-" "/workspace/builds/worker-45/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-45/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mpapazekos/rust-simple-http-server-example- on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mpapazekos/rust-simple-http-server-example-
[INFO] finished tweaking git repo https://github.com/mpapazekos/rust-simple-http-server-example-
[INFO] tweaked toml for git repo https://github.com/mpapazekos/rust-simple-http-server-example- written to /workspace/builds/worker-45/source/Cargo.toml
[INFO] crate git repo https://github.com/mpapazekos/rust-simple-http-server-example- already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a51734a9258fb4f3291ff02ac32305a1c173c7b93610867255db709388979c23
[INFO] running `Command { std: "docker" "start" "-a" "a51734a9258fb4f3291ff02ac32305a1c173c7b93610867255db709388979c23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a51734a9258fb4f3291ff02ac32305a1c173c7b93610867255db709388979c23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a51734a9258fb4f3291ff02ac32305a1c173c7b93610867255db709388979c23", kill_on_drop: false }`
[INFO] [stdout] a51734a9258fb4f3291ff02ac32305a1c173c7b93610867255db709388979c23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2382c911db2b71eb93b78751b42c4386756255fc078e7f77d4f447e2d5e92855
[INFO] running `Command { std: "docker" "start" "-a" "2382c911db2b71eb93b78751b42c4386756255fc078e7f77d4f447e2d5e92855", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling http-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]   --> src/http/http_headers.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |             let mut key = sub_str;
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]  --> src/http/http_headers.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     data: HashMap<&'buf str, MapValueType<'buf>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/http/http_headers.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn get(&self, key: &str) -> Option<&MapValueType> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]  --> src/http/query_string.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     data: HashMap<&'buf str, MapValueType<'buf>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/http/query_string.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn get(&self, key: &str) -> Option<&MapValueType> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `query_string`
[INFO] [stdout]   --> src/http/request.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     query_string: Option<QueryString<'buf>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `headers`
[INFO] [stdout]   --> src/http/request.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     headers: Option<HttpHeaderMap<'buf>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `http_headers`
[INFO] [stdout]   --> src/http/request.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn http_headers(&self) -> Option<&HttpHeaderMap> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `query_string`
[INFO] [stdout]   --> src/http/request.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn query_string(&self) -> Option<&QueryString> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/server.rs:47:21
[INFO] [stdout]    |
[INFO] [stdout] 47 | /                     &self.thread_pool.assign_mission(move || {
[INFO] [stdout] 48 | |                         let handler = WebSiteHandler::new(cloned_path);
[INFO] [stdout] 49 | |
[INFO] [stdout] 50 | |                         mission_details(handler, stream);
[INFO] [stdout] 51 | |                     });
[INFO] [stdout]    | |______________________^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 47 |                     let _ = &self.thread_pool.assign_mission(move || {
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.18s
[INFO] running `Command { std: "docker" "inspect" "2382c911db2b71eb93b78751b42c4386756255fc078e7f77d4f447e2d5e92855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2382c911db2b71eb93b78751b42c4386756255fc078e7f77d4f447e2d5e92855", kill_on_drop: false }`
[INFO] [stdout] 2382c911db2b71eb93b78751b42c4386756255fc078e7f77d4f447e2d5e92855
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7d5e159eb565438260fbc9b36d3536daa611b52cace830e97f378c6242f4405
[INFO] running `Command { std: "docker" "start" "-a" "b7d5e159eb565438260fbc9b36d3536daa611b52cace830e97f378c6242f4405", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling http-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]   --> src/http/http_headers.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |             let mut key = sub_str;
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]  --> src/http/http_headers.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     data: HashMap<&'buf str, MapValueType<'buf>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/http/http_headers.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn get(&self, key: &str) -> Option<&MapValueType> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]  --> src/http/query_string.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     data: HashMap<&'buf str, MapValueType<'buf>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/http/query_string.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn get(&self, key: &str) -> Option<&MapValueType> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `query_string`
[INFO] [stdout]   --> src/http/request.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     query_string: Option<QueryString<'buf>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `headers`
[INFO] [stdout]   --> src/http/request.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     headers: Option<HttpHeaderMap<'buf>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `http_headers`
[INFO] [stdout]   --> src/http/request.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn http_headers(&self) -> Option<&HttpHeaderMap> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `query_string`
[INFO] [stdout]   --> src/http/request.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn query_string(&self) -> Option<&QueryString> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/server.rs:47:21
[INFO] [stdout]    |
[INFO] [stdout] 47 | /                     &self.thread_pool.assign_mission(move || {
[INFO] [stdout] 48 | |                         let handler = WebSiteHandler::new(cloned_path);
[INFO] [stdout] 49 | |
[INFO] [stdout] 50 | |                         mission_details(handler, stream);
[INFO] [stdout] 51 | |                     });
[INFO] [stdout]    | |______________________^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 47 |                     let _ = &self.thread_pool.assign_mission(move || {
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.48s
[INFO] running `Command { std: "docker" "inspect" "b7d5e159eb565438260fbc9b36d3536daa611b52cace830e97f378c6242f4405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7d5e159eb565438260fbc9b36d3536daa611b52cace830e97f378c6242f4405", kill_on_drop: false }`
[INFO] [stdout] b7d5e159eb565438260fbc9b36d3536daa611b52cace830e97f378c6242f4405
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 17012bc553206e5ee158026be67b2e730d3c1579ea978c122b04174d8ea9c6ec
[INFO] running `Command { std: "docker" "start" "-a" "17012bc553206e5ee158026be67b2e730d3c1579ea978c122b04174d8ea9c6ec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: value assigned to `key` is never read
[INFO] [stderr]   --> src/http/http_headers.rs:31:21
[INFO] [stderr]    |
[INFO] [stderr] 31 |             let mut key = sub_str;
[INFO] [stderr]    |                     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]  --> src/http/http_headers.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     data: HashMap<&'buf str, MapValueType<'buf>>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]   --> src/http/http_headers.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn get(&self, key: &str) -> Option<&MapValueType> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]  --> src/http/query_string.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     data: HashMap<&'buf str, MapValueType<'buf>>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]   --> src/http/query_string.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn get(&self, key: &str) -> Option<&MapValueType> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `query_string`
[INFO] [stderr]   --> src/http/request.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     query_string: Option<QueryString<'buf>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `headers`
[INFO] [stderr]   --> src/http/request.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     headers: Option<HttpHeaderMap<'buf>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `http_headers`
[INFO] [stderr]   --> src/http/request.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn http_headers(&self) -> Option<&HttpHeaderMap> {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `query_string`
[INFO] [stderr]   --> src/http/request.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn query_string(&self) -> Option<&QueryString> {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/server.rs:47:21
[INFO] [stderr]    |
[INFO] [stderr] 47 | /                     &self.thread_pool.assign_mission(move || {
[INFO] [stderr] 48 | |                         let handler = WebSiteHandler::new(cloned_path);
[INFO] [stderr] 49 | |
[INFO] [stderr] 50 | |                         mission_details(handler, stream);
[INFO] [stderr] 51 | |                     });
[INFO] [stderr]    | |______________________^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 47 |                     let _ = &self.thread_pool.assign_mission(move || {
[INFO] [stderr]    |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `http-server` (bin "http-server" test) generated 10 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/http_server-b7cc1be5b698acd6)
[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" "17012bc553206e5ee158026be67b2e730d3c1579ea978c122b04174d8ea9c6ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17012bc553206e5ee158026be67b2e730d3c1579ea978c122b04174d8ea9c6ec", kill_on_drop: false }`
[INFO] [stdout] 17012bc553206e5ee158026be67b2e730d3c1579ea978c122b04174d8ea9c6ec