[INFO] cloning repository https://github.com/GitaiQAQ/SimpleWebServer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GitaiQAQ/SimpleWebServer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGitaiQAQ%2FSimpleWebServer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGitaiQAQ%2FSimpleWebServer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46179c9a0cd0a122fc6f66ad7d9b566904cb9b89
[INFO] checking GitaiQAQ/SimpleWebServer against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGitaiQAQ%2FSimpleWebServer" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GitaiQAQ/SimpleWebServer on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GitaiQAQ/SimpleWebServer
[INFO] finished tweaking git repo https://github.com/GitaiQAQ/SimpleWebServer
[INFO] tweaked toml for git repo https://github.com/GitaiQAQ/SimpleWebServer written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/GitaiQAQ/SimpleWebServer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-12/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ec2ce50bb67268855507b414d4144b1c6f141bdc3ec0aafde041c094611d80d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5ec2ce50bb67268855507b414d4144b1c6f141bdc3ec0aafde041c094611d80d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ec2ce50bb67268855507b414d4144b1c6f141bdc3ec0aafde041c094611d80d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ec2ce50bb67268855507b414d4144b1c6f141bdc3ec0aafde041c094611d80d", kill_on_drop: false }`
[INFO] [stdout] 5ec2ce50bb67268855507b414d4144b1c6f141bdc3ec0aafde041c094611d80d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc2b03464ea0254acdc8bae8e6e0b2322e5cd3f13fd24dc14b0512625d47112f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fc2b03464ea0254acdc8bae8e6e0b2322e5cd3f13fd24dc14b0512625d47112f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking simplewebserver v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HeaderName`
[INFO] [stdout]   --> src/simplewebserver/request.rs:30:29
[INFO] [stdout]    |
[INFO] [stdout] 30 | use super::header::{Header, HeaderName};
[INFO] [stdout]    |                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HeaderName`
[INFO] [stdout]   --> src/simplewebserver/request.rs:30:29
[INFO] [stdout]    |
[INFO] [stdout] 30 | use super::header::{Header, HeaderName};
[INFO] [stdout]    |                             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/simplewebserver/request.rs:122:14
[INFO] [stdout]     |
[INFO] [stdout] 122 |             .trim_left_matches("@")
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/simplewebserver/header.rs:53:21
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 Err(e) => unimplemented!()
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/simplewebserver/header.rs:95:19
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn fmt(&self, f: &mut Formatter) -> Result<(), Error> {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/simplewebserver/header.rs:146:19
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn fmt(&self, f: &mut Formatter) -> Result<(), Error> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/simplewebserver/header.rs:174:19
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn fmt(&self, f: &mut Formatter) -> Result<(), Error> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/simplewebserver/header.rs:200:19
[INFO] [stdout]     |
[INFO] [stdout] 200 |     fn fmt(&self, f: &mut Formatter) -> Result<(), Error> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/simplewebserver/header.rs:224:19
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn fmt(&self, f: &mut Formatter) -> Result<(), Error> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/simplewebserver/header.rs:239:19
[INFO] [stdout]     |
[INFO] [stdout] 239 |     fn fmt(&self, f: &mut Formatter) -> Result<(), Error> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/simplewebserver/header.rs:275:19
[INFO] [stdout]     |
[INFO] [stdout] 275 |     fn fmt(&self, f: &mut Formatter) -> Result<(), Error> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/simplewebserver/request.rs:122:14
[INFO] [stdout]     |
[INFO] [stdout] 122 |             .trim_left_matches("@")
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/simplewebserver/header.rs:53:21
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 Err(e) => unimplemented!()
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/simplewebserver/header.rs:95:19
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn fmt(&self, f: &mut Formatter) -> Result<(), Error> {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/simplewebserver/header.rs:146:19
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn fmt(&self, f: &mut Formatter) -> Result<(), Error> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/simplewebserver/header.rs:174:19
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn fmt(&self, f: &mut Formatter) -> Result<(), Error> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/simplewebserver/header.rs:200:19
[INFO] [stdout]     |
[INFO] [stdout] 200 |     fn fmt(&self, f: &mut Formatter) -> Result<(), Error> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/simplewebserver/header.rs:224:19
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn fmt(&self, f: &mut Formatter) -> Result<(), Error> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/simplewebserver/header.rs:239:19
[INFO] [stdout]     |
[INFO] [stdout] 239 |     fn fmt(&self, f: &mut Formatter) -> Result<(), Error> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/simplewebserver/header.rs:275:19
[INFO] [stdout]     |
[INFO] [stdout] 275 |     fn fmt(&self, f: &mut Formatter) -> Result<(), Error> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Created`
[INFO] [stdout]   --> src/simplewebserver/status.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     Created = 201,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Accepted`
[INFO] [stdout]   --> src/simplewebserver/status.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     Accepted = 202,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoContent`
[INFO] [stdout]   --> src/simplewebserver/status.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     NoContent = 204,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MultipleChoices`
[INFO] [stdout]   --> src/simplewebserver/status.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     MultipleChoices = 300,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MovedPermanently`
[INFO] [stdout]   --> src/simplewebserver/status.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     MovedPermanently = 301,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MovedTemporarily`
[INFO] [stdout]   --> src/simplewebserver/status.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     MovedTemporarily = 302,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotModified`
[INFO] [stdout]   --> src/simplewebserver/status.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     NotModified = 304,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BadRequest`
[INFO] [stdout]   --> src/simplewebserver/status.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     BadRequest = 400,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unauthorized`
[INFO] [stdout]   --> src/simplewebserver/status.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     Unauthorized = 401,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Forbidden`
[INFO] [stdout]   --> src/simplewebserver/status.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     Forbidden = 403,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotFound`
[INFO] [stdout]   --> src/simplewebserver/status.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     NotFound = 404,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InternalServerError`
[INFO] [stdout]    --> src/simplewebserver/status.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     InternalServerError = 500,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotImplemented`
[INFO] [stdout]    --> src/simplewebserver/status.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     NotImplemented = 501,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BadGateway`
[INFO] [stdout]    --> src/simplewebserver/status.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     BadGateway = 502,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ServiceUnavailable`
[INFO] [stdout]    --> src/simplewebserver/status.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     ServiceUnavailable = 503,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `ContentLength`
[INFO] [stdout]    --> src/simplewebserver/header.rs:126:1
[INFO] [stdout]     |
[INFO] [stdout] 126 | type ContentLength = usize;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GIF`
[INFO] [stdout]    --> src/simplewebserver/header.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 |     GIF,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `JPEG`
[INFO] [stdout]    --> src/simplewebserver/header.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 |     JPEG,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PNG`
[INFO] [stdout]    --> src/simplewebserver/header.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 158 |     PNG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SVG`
[INFO] [stdout]    --> src/simplewebserver/header.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 |     SVG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WEBP`
[INFO] [stdout]    --> src/simplewebserver/header.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 160 |     WEBP,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WAVE`
[INFO] [stdout]    --> src/simplewebserver/header.rs:183:5
[INFO] [stdout]     |
[INFO] [stdout] 183 |     WAVE,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WAV`
[INFO] [stdout]    --> src/simplewebserver/header.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 |     WAV,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WEBM`
[INFO] [stdout]    --> src/simplewebserver/header.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 185 |     WEBM,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OGG`
[INFO] [stdout]    --> src/simplewebserver/header.rs:186:5
[INFO] [stdout]     |
[INFO] [stdout] 186 |     OGG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WEBM`
[INFO] [stdout]    --> src/simplewebserver/header.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 209 |     WEBM,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OGG`
[INFO] [stdout]    --> src/simplewebserver/header.rs:210:5
[INFO] [stdout]     |
[INFO] [stdout] 210 |     OGG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `JavaScript`
[INFO] [stdout]    --> src/simplewebserver/header.rs:234:5
[INFO] [stdout]     |
[INFO] [stdout] 234 |     JavaScript,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OGG`
[INFO] [stdout]    --> src/simplewebserver/header.rs:235:5
[INFO] [stdout]     |
[INFO] [stdout] 235 |     OGG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FormData`
[INFO] [stdout]    --> src/simplewebserver/header.rs:260:5
[INFO] [stdout]     |
[INFO] [stdout] 260 |     FormData,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ByteRanges`
[INFO] [stdout]    --> src/simplewebserver/header.rs:261:5
[INFO] [stdout]     |
[INFO] [stdout] 261 |     ByteRanges,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Date`
[INFO] [stdout]    --> src/simplewebserver/header.rs:311:1
[INFO] [stdout]     |
[INFO] [stdout] 311 | type Date = DateTime<Local>;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Expires`
[INFO] [stdout]    --> src/simplewebserver/header.rs:312:1
[INFO] [stdout]     |
[INFO] [stdout] 312 | type Expires = Date;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `IfModifiedSince`
[INFO] [stdout]    --> src/simplewebserver/header.rs:314:1
[INFO] [stdout]     |
[INFO] [stdout] 314 | type IfModifiedSince = Date;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `LastModified`
[INFO] [stdout]    --> src/simplewebserver/header.rs:315:1
[INFO] [stdout]     |
[INFO] [stdout] 315 | type LastModified = Date;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Location`
[INFO] [stdout]    --> src/simplewebserver/header.rs:316:1
[INFO] [stdout]     |
[INFO] [stdout] 316 | type Location = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Referer`
[INFO] [stdout]    --> src/simplewebserver/header.rs:317:1
[INFO] [stdout]     |
[INFO] [stdout] 317 | type Referer = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Server`
[INFO] [stdout]    --> src/simplewebserver/header.rs:318:1
[INFO] [stdout]     |
[INFO] [stdout] 318 | type Server = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `UserAgent`
[INFO] [stdout]    --> src/simplewebserver/header.rs:319:1
[INFO] [stdout]     |
[INFO] [stdout] 319 | type UserAgent = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `WWWAuthenticate`
[INFO] [stdout]    --> src/simplewebserver/header.rs:320:1
[INFO] [stdout]     |
[INFO] [stdout] 320 | type WWWAuthenticate = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Accept`
[INFO] [stdout]    --> src/simplewebserver/header.rs:321:1
[INFO] [stdout]     |
[INFO] [stdout] 321 | type Accept = ContentType;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `AcceptCharset`
[INFO] [stdout]    --> src/simplewebserver/header.rs:326:1
[INFO] [stdout]     |
[INFO] [stdout] 326 | type AcceptCharset = Charset;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `AcceptEncoding`
[INFO] [stdout]    --> src/simplewebserver/header.rs:327:1
[INFO] [stdout]     |
[INFO] [stdout] 327 | type AcceptEncoding = ContentType;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `AcceptLanguage`
[INFO] [stdout]    --> src/simplewebserver/header.rs:328:1
[INFO] [stdout]     |
[INFO] [stdout] 328 | type AcceptLanguage = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `ContentLanguage`
[INFO] [stdout]    --> src/simplewebserver/header.rs:329:1
[INFO] [stdout]     |
[INFO] [stdout] 329 | type ContentLanguage = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Link`
[INFO] [stdout]    --> src/simplewebserver/header.rs:330:1
[INFO] [stdout]     |
[INFO] [stdout] 330 | type Link = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `MIMEVersion`
[INFO] [stdout]    --> src/simplewebserver/header.rs:331:1
[INFO] [stdout]     |
[INFO] [stdout] 331 | type MIMEVersion = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `RetryAfter`
[INFO] [stdout]    --> src/simplewebserver/header.rs:332:1
[INFO] [stdout]     |
[INFO] [stdout] 332 | type RetryAfter = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Title`
[INFO] [stdout]    --> src/simplewebserver/header.rs:333:1
[INFO] [stdout]     |
[INFO] [stdout] 333 | type Title = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `URI`
[INFO] [stdout]    --> src/simplewebserver/header.rs:334:1
[INFO] [stdout]     |
[INFO] [stdout] 334 | type URI = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `scheme`
[INFO] [stdout]    --> src/simplewebserver/request.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn scheme(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `protocol`
[INFO] [stdout]    --> src/simplewebserver/request.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn protocol(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `secure`
[INFO] [stdout]    --> src/simplewebserver/request.rs:116:8
[INFO] [stdout]     |
[INFO] [stdout] 116 |     fn secure(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `socket`
[INFO] [stdout]    --> src/simplewebserver/request.rs:120:8
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn socket(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `path`
[INFO] [stdout]    --> src/simplewebserver/request.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn path(&self) -> &str {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `query`
[INFO] [stdout]    --> src/simplewebserver/request.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn query(&self) -> &str {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fragment`
[INFO] [stdout]    --> src/simplewebserver/request.rs:133:8
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn fragment(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `reason_phrase`
[INFO] [stdout]   --> src/simplewebserver/response.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     reason_phrase: ReasonPhrase,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `not_found`
[INFO] [stdout]   --> src/simplewebserver/response.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn not_found() -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `main`
[INFO] [stdout]   --> src/simplewebserver/index.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn main() {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `bufreader_buffer` has been stable since 1.37.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/main.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![feature(bufreader_buffer)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | /     App::new(addr)
[INFO] [stdout] 40 | |         .run();
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/simplewebserver/mod.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     stream.write_fmt(format_args!("{}", res));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/simplewebserver/header.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |             write!(f, "{},", item);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/request.rs:241:9
[INFO] [stdout]     |
[INFO] [stdout] 241 |         writeln!(f, "{}", &self.status_line);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/request.rs:243:13
[INFO] [stdout]     |
[INFO] [stdout] 243 |             writeln!(f, "{}: {}", k, v);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/request.rs:245:9
[INFO] [stdout]     |
[INFO] [stdout] 245 |         writeln!(f, "");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/request.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 |         writeln!(f, "{}", HORIZONTAL_LINE_REQUEST);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/request.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |         writeln!(f, "{}", &self.status_line);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/request.rs:257:9
[INFO] [stdout]     |
[INFO] [stdout] 257 |         writeln!(f, "{:#?}", &self.header);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/request.rs:290:21
[INFO] [stdout]     |
[INFO] [stdout] 290 |                     reader.read_exact(&mut buffer[..]);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/simplewebserver/response.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         write!(f, "{} ", self.version);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/simplewebserver/response.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         write!(f, "{} ", self.status_code.to_u16());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/response.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         writeln!(f, "{}", &self.status_line);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/response.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |             writeln!(f, "{}: {}", k, v);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/response.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |         writeln!(f, "");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/response.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         writeln!(f, "{}", HORIZONTAL_LINE_RESPONSE);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/response.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |         writeln!(f, "{}", &self.status_line);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/response.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |         writeln!(f, "{:#?}", &self.header);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/simplewebserver/index.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |         f.write_str("<!DOCTYPE html>");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/simplewebserver/index.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         f.write_str("<html>");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/simplewebserver/index.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |         f.write_fmt(format_args!("{}", self.ele));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Created`
[INFO] [stdout]   --> src/simplewebserver/status.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     Created = 201,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Accepted`
[INFO] [stdout]   --> src/simplewebserver/status.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     Accepted = 202,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoContent`
[INFO] [stdout]   --> src/simplewebserver/status.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     NoContent = 204,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MultipleChoices`
[INFO] [stdout]   --> src/simplewebserver/status.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     MultipleChoices = 300,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MovedPermanently`
[INFO] [stdout]   --> src/simplewebserver/status.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     MovedPermanently = 301,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MovedTemporarily`
[INFO] [stdout]   --> src/simplewebserver/status.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     MovedTemporarily = 302,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotModified`
[INFO] [stdout]   --> src/simplewebserver/status.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     NotModified = 304,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BadRequest`
[INFO] [stdout]   --> src/simplewebserver/status.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     BadRequest = 400,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unauthorized`
[INFO] [stdout]   --> src/simplewebserver/status.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     Unauthorized = 401,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Forbidden`
[INFO] [stdout]   --> src/simplewebserver/status.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     Forbidden = 403,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotFound`
[INFO] [stdout]   --> src/simplewebserver/status.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     NotFound = 404,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InternalServerError`
[INFO] [stdout]    --> src/simplewebserver/status.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     InternalServerError = 500,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotImplemented`
[INFO] [stdout]    --> src/simplewebserver/status.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     NotImplemented = 501,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BadGateway`
[INFO] [stdout]    --> src/simplewebserver/status.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     BadGateway = 502,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ServiceUnavailable`
[INFO] [stdout]    --> src/simplewebserver/status.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     ServiceUnavailable = 503,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `ContentLength`
[INFO] [stdout]    --> src/simplewebserver/header.rs:126:1
[INFO] [stdout]     |
[INFO] [stdout] 126 | type ContentLength = usize;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GIF`
[INFO] [stdout]    --> src/simplewebserver/header.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 |     GIF,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `JPEG`
[INFO] [stdout]    --> src/simplewebserver/header.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 |     JPEG,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PNG`
[INFO] [stdout]    --> src/simplewebserver/header.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 158 |     PNG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SVG`
[INFO] [stdout]    --> src/simplewebserver/header.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 |     SVG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WEBP`
[INFO] [stdout]    --> src/simplewebserver/header.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 160 |     WEBP,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WAVE`
[INFO] [stdout]    --> src/simplewebserver/header.rs:183:5
[INFO] [stdout]     |
[INFO] [stdout] 183 |     WAVE,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WAV`
[INFO] [stdout]    --> src/simplewebserver/header.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 |     WAV,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WEBM`
[INFO] [stdout]    --> src/simplewebserver/header.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 185 |     WEBM,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OGG`
[INFO] [stdout]    --> src/simplewebserver/header.rs:186:5
[INFO] [stdout]     |
[INFO] [stdout] 186 |     OGG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WEBM`
[INFO] [stdout]    --> src/simplewebserver/header.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 209 |     WEBM,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OGG`
[INFO] [stdout]    --> src/simplewebserver/header.rs:210:5
[INFO] [stdout]     |
[INFO] [stdout] 210 |     OGG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `JavaScript`
[INFO] [stdout]    --> src/simplewebserver/header.rs:234:5
[INFO] [stdout]     |
[INFO] [stdout] 234 |     JavaScript,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OGG`
[INFO] [stdout]    --> src/simplewebserver/header.rs:235:5
[INFO] [stdout]     |
[INFO] [stdout] 235 |     OGG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FormData`
[INFO] [stdout]    --> src/simplewebserver/header.rs:260:5
[INFO] [stdout]     |
[INFO] [stdout] 260 |     FormData,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ByteRanges`
[INFO] [stdout]    --> src/simplewebserver/header.rs:261:5
[INFO] [stdout]     |
[INFO] [stdout] 261 |     ByteRanges,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Date`
[INFO] [stdout]    --> src/simplewebserver/header.rs:311:1
[INFO] [stdout]     |
[INFO] [stdout] 311 | type Date = DateTime<Local>;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 92 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Expires`
[INFO] [stdout]    --> src/simplewebserver/header.rs:312:1
[INFO] [stdout]     |
[INFO] [stdout] 312 | type Expires = Date;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `IfModifiedSince`
[INFO] [stdout]    --> src/simplewebserver/header.rs:314:1
[INFO] [stdout]     |
[INFO] [stdout] 314 | type IfModifiedSince = Date;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `LastModified`
[INFO] [stdout]    --> src/simplewebserver/header.rs:315:1
[INFO] [stdout]     |
[INFO] [stdout] 315 | type LastModified = Date;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Location`
[INFO] [stdout]    --> src/simplewebserver/header.rs:316:1
[INFO] [stdout]     |
[INFO] [stdout] 316 | type Location = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Referer`
[INFO] [stdout]    --> src/simplewebserver/header.rs:317:1
[INFO] [stdout]     |
[INFO] [stdout] 317 | type Referer = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Server`
[INFO] [stdout]    --> src/simplewebserver/header.rs:318:1
[INFO] [stdout]     |
[INFO] [stdout] 318 | type Server = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `UserAgent`
[INFO] [stdout]    --> src/simplewebserver/header.rs:319:1
[INFO] [stdout]     |
[INFO] [stdout] 319 | type UserAgent = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `WWWAuthenticate`
[INFO] [stdout]    --> src/simplewebserver/header.rs:320:1
[INFO] [stdout]     |
[INFO] [stdout] 320 | type WWWAuthenticate = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Accept`
[INFO] [stdout]    --> src/simplewebserver/header.rs:321:1
[INFO] [stdout]     |
[INFO] [stdout] 321 | type Accept = ContentType;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `AcceptCharset`
[INFO] [stdout]    --> src/simplewebserver/header.rs:326:1
[INFO] [stdout]     |
[INFO] [stdout] 326 | type AcceptCharset = Charset;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `AcceptEncoding`
[INFO] [stdout]    --> src/simplewebserver/header.rs:327:1
[INFO] [stdout]     |
[INFO] [stdout] 327 | type AcceptEncoding = ContentType;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `AcceptLanguage`
[INFO] [stdout]    --> src/simplewebserver/header.rs:328:1
[INFO] [stdout]     |
[INFO] [stdout] 328 | type AcceptLanguage = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `ContentLanguage`
[INFO] [stdout]    --> src/simplewebserver/header.rs:329:1
[INFO] [stdout]     |
[INFO] [stdout] 329 | type ContentLanguage = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Link`
[INFO] [stdout]    --> src/simplewebserver/header.rs:330:1
[INFO] [stdout]     |
[INFO] [stdout] 330 | type Link = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `MIMEVersion`
[INFO] [stdout]    --> src/simplewebserver/header.rs:331:1
[INFO] [stdout]     |
[INFO] [stdout] 331 | type MIMEVersion = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `RetryAfter`
[INFO] [stdout]    --> src/simplewebserver/header.rs:332:1
[INFO] [stdout]     |
[INFO] [stdout] 332 | type RetryAfter = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Title`
[INFO] [stdout]    --> src/simplewebserver/header.rs:333:1
[INFO] [stdout]     |
[INFO] [stdout] 333 | type Title = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `URI`
[INFO] [stdout]    --> src/simplewebserver/header.rs:334:1
[INFO] [stdout]     |
[INFO] [stdout] 334 | type URI = String;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `scheme`
[INFO] [stdout]    --> src/simplewebserver/request.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn scheme(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `protocol`
[INFO] [stdout]    --> src/simplewebserver/request.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn protocol(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `secure`
[INFO] [stdout]    --> src/simplewebserver/request.rs:116:8
[INFO] [stdout]     |
[INFO] [stdout] 116 |     fn secure(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `socket`
[INFO] [stdout]    --> src/simplewebserver/request.rs:120:8
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn socket(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `path`
[INFO] [stdout]    --> src/simplewebserver/request.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn path(&self) -> &str {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `query`
[INFO] [stdout]    --> src/simplewebserver/request.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn query(&self) -> &str {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fragment`
[INFO] [stdout]    --> src/simplewebserver/request.rs:133:8
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn fragment(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `reason_phrase`
[INFO] [stdout]   --> src/simplewebserver/response.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     reason_phrase: ReasonPhrase,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `not_found`
[INFO] [stdout]   --> src/simplewebserver/response.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn not_found() -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `main`
[INFO] [stdout]   --> src/simplewebserver/index.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn main() {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `bufreader_buffer` has been stable since 1.37.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/main.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![feature(bufreader_buffer)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | /     App::new(addr)
[INFO] [stdout] 40 | |         .run();
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/simplewebserver/mod.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     stream.write_fmt(format_args!("{}", res));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/simplewebserver/header.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |             write!(f, "{},", item);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/request.rs:241:9
[INFO] [stdout]     |
[INFO] [stdout] 241 |         writeln!(f, "{}", &self.status_line);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/request.rs:243:13
[INFO] [stdout]     |
[INFO] [stdout] 243 |             writeln!(f, "{}: {}", k, v);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/request.rs:245:9
[INFO] [stdout]     |
[INFO] [stdout] 245 |         writeln!(f, "");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/request.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 |         writeln!(f, "{}", HORIZONTAL_LINE_REQUEST);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/request.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |         writeln!(f, "{}", &self.status_line);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/request.rs:257:9
[INFO] [stdout]     |
[INFO] [stdout] 257 |         writeln!(f, "{:#?}", &self.header);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/request.rs:290:21
[INFO] [stdout]     |
[INFO] [stdout] 290 |                     reader.read_exact(&mut buffer[..]);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/simplewebserver/response.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         write!(f, "{} ", self.version);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/simplewebserver/response.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         write!(f, "{} ", self.status_code.to_u16());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/response.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         writeln!(f, "{}", &self.status_line);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/response.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |             writeln!(f, "{}: {}", k, v);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/response.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |         writeln!(f, "");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/response.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         writeln!(f, "{}", HORIZONTAL_LINE_RESPONSE);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/response.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |         writeln!(f, "{}", &self.status_line);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/simplewebserver/response.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |         writeln!(f, "{:#?}", &self.header);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/simplewebserver/index.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |         f.write_str("<!DOCTYPE html>");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/simplewebserver/index.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         f.write_str("<html>");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/simplewebserver/index.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |         f.write_fmt(format_args!("{}", self.ele));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 92 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.84s
[INFO] running `Command { std: "docker" "inspect" "fc2b03464ea0254acdc8bae8e6e0b2322e5cd3f13fd24dc14b0512625d47112f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc2b03464ea0254acdc8bae8e6e0b2322e5cd3f13fd24dc14b0512625d47112f", kill_on_drop: false }`
[INFO] [stdout] fc2b03464ea0254acdc8bae8e6e0b2322e5cd3f13fd24dc14b0512625d47112f