[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 master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGitaiQAQ%2FSimpleWebServer" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GitaiQAQ/SimpleWebServer on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-1-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 50 packages to latest compatible versions
[INFO] [stderr]     Updating `git://mirrors.ustc.edu.cn/crates.io-index` index
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking GitaiQAQ/SimpleWebServer against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGitaiQAQ%2FSimpleWebServer" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GitaiQAQ/SimpleWebServer on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-1-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 50 packages to latest compatible versions
[INFO] [stderr]     Updating `git://mirrors.ustc.edu.cn/crates.io-index` index
[ERROR] error running command: no output for 300 seconds
[INFO] checking GitaiQAQ/SimpleWebServer against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGitaiQAQ%2FSimpleWebServer" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GitaiQAQ/SimpleWebServer on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-1-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 50 packages to latest compatible versions
[INFO] [stderr]     Updating `git://mirrors.ustc.edu.cn/crates.io-index` index
[INFO] [stderr]       Adding aho-corasick v1.1.3
[INFO] [stderr]       Adding android-tzdata v0.1.1
[INFO] [stderr]       Adding android_system_properties v0.1.5
[INFO] [stderr]       Adding atty v0.2.14
[INFO] [stderr]       Adding autocfg v1.2.0
[INFO] [stderr]       Adding bumpalo v3.16.0
[INFO] [stderr]       Adding cc v1.0.96
[INFO] [stderr]       Adding cfg-if v1.0.0
[INFO] [stderr]       Adding chrono v0.4.38
[INFO] [stderr]       Adding core-foundation-sys v0.8.6
[INFO] [stderr]       Adding env_logger v0.6.2 (latest: v0.11.3)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding humantime v1.3.0 (latest: v2.1.0)
[INFO] [stderr]       Adding iana-time-zone v0.1.60
[INFO] [stderr]       Adding iana-time-zone-haiku v0.1.2
[INFO] [stderr]       Adding js-sys v0.3.69
[INFO] [stderr]       Adding libc v0.2.154
[INFO] [stderr]       Adding log v0.4.21
[INFO] [stderr]       Adding memchr v2.7.2
[INFO] [stderr]       Adding num-traits v0.2.18
[INFO] [stderr]       Adding once_cell v1.19.0
[INFO] [stderr]       Adding proc-macro2 v1.0.81
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding quote v1.0.36
[INFO] [stderr]       Adding regex v1.10.4
[INFO] [stderr]       Adding regex-automata v0.4.6
[INFO] [stderr]       Adding regex-syntax v0.8.3
[INFO] [stderr]       Adding syn v2.0.60
[INFO] [stderr]       Adding termcolor v1.4.1
[INFO] [stderr]       Adding unicode-ident v1.0.12
[INFO] [stderr]       Adding wasm-bindgen v0.2.92
[INFO] [stderr]       Adding wasm-bindgen-backend v0.2.92
[INFO] [stderr]       Adding wasm-bindgen-macro v0.2.92
[INFO] [stderr]       Adding wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]       Adding wasm-bindgen-shared v0.2.92
[INFO] [stderr]       Adding winapi v0.3.9
[INFO] [stderr]       Adding winapi-i686-pc-windows-gnu v0.4.0
[INFO] [stderr]       Adding winapi-util v0.1.8
[INFO] [stderr]       Adding winapi-x86_64-pc-windows-gnu v0.4.0
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.56.0)
[INFO] [stderr]       Adding windows-sys v0.52.0
[INFO] [stderr]       Adding windows-targets v0.52.5
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.52.5
[INFO] [stderr]       Adding windows_aarch64_msvc v0.52.5
[INFO] [stderr]       Adding windows_i686_gnu v0.52.5
[INFO] [stderr]       Adding windows_i686_gnullvm v0.52.5
[INFO] [stderr]       Adding windows_i686_msvc v0.52.5
[INFO] [stderr]       Adding windows_x86_64_gnu v0.52.5
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.52.5
[INFO] [stderr]       Adding windows_x86_64_msvc v0.52.5
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e783687bed7019dfd3d08eb2b36e36daaacdc0b910b42594c0cf766d40df8940
[INFO] running `Command { std: "docker" "start" "-a" "e783687bed7019dfd3d08eb2b36e36daaacdc0b910b42594c0cf766d40df8940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e783687bed7019dfd3d08eb2b36e36daaacdc0b910b42594c0cf766d40df8940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e783687bed7019dfd3d08eb2b36e36daaacdc0b910b42594c0cf766d40df8940", kill_on_drop: false }`
[INFO] [stdout] e783687bed7019dfd3d08eb2b36e36daaacdc0b910b42594c0cf766d40df8940
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce0216c06ada68b47492f3309599885abbab66dfd066ab35a2227ce3681e53e5
[INFO] running `Command { std: "docker" "start" "-a" "ce0216c06ada68b47492f3309599885abbab66dfd066ab35a2227ce3681e53e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking regex v1.10.4
[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: 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: 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: use of deprecated method `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]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 122 |             .trim_start_matches("@")
[INFO] [stdout]     |              ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `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]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 122 |             .trim_start_matches("@")
[INFO] [stdout]     |              ~~~~~~~~~~~~~~~~~~
[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: `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: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: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: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: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: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: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: 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: multiple variants are never constructed
[INFO] [stdout]    --> src/simplewebserver/status.rs:50:5
[INFO] [stdout]     |
[INFO] [stdout] 32  | pub enum StatusCode {
[INFO] [stdout]     |          ---------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 50  |     Created = 201,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 51  |     /// 202 Accepted
[INFO] [stdout] 52  |     Accepted = 202,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 53  |     /// 204 No Content
[INFO] [stdout] 54  |     NoContent = 204,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67  |     MultipleChoices = 300,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 68  |     /// 301 Move Permanently
[INFO] [stdout] 69  |     MovedPermanently = 301,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 70  |     /// 302 Move Temporarily
[INFO] [stdout] 71  |     MovedTemporarily = 302,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 72  |     /// 304 Not Modified
[INFO] [stdout] 73  |     NotModified = 304,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86  |     BadRequest = 400,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 87  |     /// 401 Unauthorized
[INFO] [stdout] 88  |     Unauthorized = 401,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 89  |     /// 403 Forbidden
[INFO] [stdout] 90  |     Forbidden = 403,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 91  |     /// 404 Not Found
[INFO] [stdout] 92  |     NotFound = 404,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 107 |     InternalServerError = 500,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 108 |     /// 501 Not Implemented
[INFO] [stdout] 109 |     NotImplemented = 501,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 110 |     /// 502 BadGateway
[INFO] [stdout] 111 |     BadGateway = 502,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 112 |     /// 503 Service Unavailable
[INFO] [stdout] 113 |     ServiceUnavailable = 503,
[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]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `username` and `password` are never read
[INFO] [stdout]   --> src/simplewebserver/header.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |     BaseAuthorization {
[INFO] [stdout]    |     ----------------- fields in this variant
[INFO] [stdout] 74 |         username: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 75 |         password: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ContentLength` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:126:6
[INFO] [stdout]     |
[INFO] [stdout] 126 | type ContentLength = usize;
[INFO] [stdout]     |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `GIF`, `JPEG`, `PNG`, `SVG`, and `WEBP` are never constructed
[INFO] [stdout]    --> src/simplewebserver/header.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 152 | enum Image {
[INFO] [stdout]     |      ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 156 |     GIF,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 157 |     JPEG,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 158 |     PNG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 159 |     SVG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 160 |     WEBP,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Image` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `WAVE`, `WAV`, `WEBM`, and `OGG` are never constructed
[INFO] [stdout]    --> src/simplewebserver/header.rs:183:5
[INFO] [stdout]     |
[INFO] [stdout] 180 | enum Audio {
[INFO] [stdout]     |      ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 183 |     WAVE,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 184 |     WAV,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 185 |     WEBM,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 186 |     OGG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Audio` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `WEBM` and `OGG` are never constructed
[INFO] [stdout]    --> src/simplewebserver/header.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 206 | enum Video {
[INFO] [stdout]     |      ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 209 |     WEBM,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 210 |     OGG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Video` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `JavaScript` and `OGG` are never constructed
[INFO] [stdout]    --> src/simplewebserver/header.rs:234:5
[INFO] [stdout]     |
[INFO] [stdout] 230 | enum Application {
[INFO] [stdout]     |      ----------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 234 |     JavaScript,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 235 |     OGG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Application` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `FormData` and `ByteRanges` are never constructed
[INFO] [stdout]    --> src/simplewebserver/header.rs:260:5
[INFO] [stdout]     |
[INFO] [stdout] 256 | enum Multipart {
[INFO] [stdout]     |      --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 260 |     FormData,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 261 |     ByteRanges,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Multipart` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]    --> src/simplewebserver/status.rs:50:5
[INFO] [stdout]     |
[INFO] [stdout] 32  | pub enum StatusCode {
[INFO] [stdout]     |          ---------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 50  |     Created = 201,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 51  |     /// 202 Accepted
[INFO] [stdout] 52  |     Accepted = 202,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 53  |     /// 204 No Content
[INFO] [stdout] 54  |     NoContent = 204,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67  |     MultipleChoices = 300,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 68  |     /// 301 Move Permanently
[INFO] [stdout] 69  |     MovedPermanently = 301,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 70  |     /// 302 Move Temporarily
[INFO] [stdout] 71  |     MovedTemporarily = 302,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 72  |     /// 304 Not Modified
[INFO] [stdout] 73  |     NotModified = 304,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86  |     BadRequest = 400,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 87  |     /// 401 Unauthorized
[INFO] [stdout] 88  |     Unauthorized = 401,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 89  |     /// 403 Forbidden
[INFO] [stdout] 90  |     Forbidden = 403,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 91  |     /// 404 Not Found
[INFO] [stdout] 92  |     NotFound = 404,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 107 |     InternalServerError = 500,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 108 |     /// 501 Not Implemented
[INFO] [stdout] 109 |     NotImplemented = 501,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 110 |     /// 502 BadGateway
[INFO] [stdout] 111 |     BadGateway = 502,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 112 |     /// 503 Service Unavailable
[INFO] [stdout] 113 |     ServiceUnavailable = 503,
[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]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/simplewebserver/header.rs:284:11
[INFO] [stdout]     |
[INFO] [stdout] 284 |     Image(Image),
[INFO] [stdout]     |     ----- ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 284 |     Image(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/simplewebserver/header.rs:285:11
[INFO] [stdout]     |
[INFO] [stdout] 285 |     Audio(Audio),
[INFO] [stdout]     |     ----- ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 285 |     Audio(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `username` and `password` are never read
[INFO] [stdout]   --> src/simplewebserver/header.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |     BaseAuthorization {
[INFO] [stdout]    |     ----------------- fields in this variant
[INFO] [stdout] 74 |         username: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 75 |         password: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/simplewebserver/header.rs:286:11
[INFO] [stdout]     |
[INFO] [stdout] 286 |     Video(Video),
[INFO] [stdout]     |     ----- ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 286 |     Video(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ContentLength` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:126:6
[INFO] [stdout]     |
[INFO] [stdout] 126 | type ContentLength = usize;
[INFO] [stdout]     |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/simplewebserver/header.rs:287:17
[INFO] [stdout]     |
[INFO] [stdout] 287 |     Application(Application),
[INFO] [stdout]     |     ----------- ^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 287 |     Application(()),
[INFO] [stdout]     |                 ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `GIF`, `JPEG`, `PNG`, `SVG`, and `WEBP` are never constructed
[INFO] [stdout]    --> src/simplewebserver/header.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 152 | enum Image {
[INFO] [stdout]     |      ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 156 |     GIF,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 157 |     JPEG,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 158 |     PNG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 159 |     SVG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 160 |     WEBP,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Image` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/simplewebserver/header.rs:288:15
[INFO] [stdout]     |
[INFO] [stdout] 288 |     Multipart(Multipart),
[INFO] [stdout]     |     --------- ^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 288 |     Multipart(()),
[INFO] [stdout]     |               ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Date` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:311:6
[INFO] [stdout]     |
[INFO] [stdout] 311 | type Date = DateTime<Local>;
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `WAVE`, `WAV`, `WEBM`, and `OGG` are never constructed
[INFO] [stdout]    --> src/simplewebserver/header.rs:183:5
[INFO] [stdout]     |
[INFO] [stdout] 180 | enum Audio {
[INFO] [stdout]     |      ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 183 |     WAVE,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 184 |     WAV,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 185 |     WEBM,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 186 |     OGG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Audio` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Expires` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:312:6
[INFO] [stdout]     |
[INFO] [stdout] 312 | type Expires = Date;
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `IfModifiedSince` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:314:6
[INFO] [stdout]     |
[INFO] [stdout] 314 | type IfModifiedSince = Date;
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `WEBM` and `OGG` are never constructed
[INFO] [stdout]    --> src/simplewebserver/header.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 206 | enum Video {
[INFO] [stdout]     |      ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 209 |     WEBM,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 210 |     OGG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Video` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `LastModified` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:315:6
[INFO] [stdout]     |
[INFO] [stdout] 315 | type LastModified = Date;
[INFO] [stdout]     |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Location` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:316:6
[INFO] [stdout]     |
[INFO] [stdout] 316 | type Location = String;
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `JavaScript` and `OGG` are never constructed
[INFO] [stdout]    --> src/simplewebserver/header.rs:234:5
[INFO] [stdout]     |
[INFO] [stdout] 230 | enum Application {
[INFO] [stdout]     |      ----------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 234 |     JavaScript,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 235 |     OGG,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Application` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Referer` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:317:6
[INFO] [stdout]     |
[INFO] [stdout] 317 | type Referer = String;
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Server` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:318:6
[INFO] [stdout]     |
[INFO] [stdout] 318 | type Server = String;
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `FormData` and `ByteRanges` are never constructed
[INFO] [stdout]    --> src/simplewebserver/header.rs:260:5
[INFO] [stdout]     |
[INFO] [stdout] 256 | enum Multipart {
[INFO] [stdout]     |      --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 260 |     FormData,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 261 |     ByteRanges,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Multipart` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `UserAgent` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:319:6
[INFO] [stdout]     |
[INFO] [stdout] 319 | type UserAgent = String;
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `WWWAuthenticate` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:320:6
[INFO] [stdout]     |
[INFO] [stdout] 320 | type WWWAuthenticate = String;
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/simplewebserver/header.rs:284:11
[INFO] [stdout]     |
[INFO] [stdout] 284 |     Image(Image),
[INFO] [stdout]     |     ----- ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 284 |     Image(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Accept` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:321:6
[INFO] [stdout]     |
[INFO] [stdout] 321 | type Accept = ContentType;
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Charset` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:324:6
[INFO] [stdout]     |
[INFO] [stdout] 324 | enum Charset {}
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `AcceptCharset` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:326:6
[INFO] [stdout]     |
[INFO] [stdout] 326 | type AcceptCharset = Charset;
[INFO] [stdout]     |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `AcceptEncoding` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:327:6
[INFO] [stdout]     |
[INFO] [stdout] 327 | type AcceptEncoding = ContentType;
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/simplewebserver/header.rs:285:11
[INFO] [stdout]     |
[INFO] [stdout] 285 |     Audio(Audio),
[INFO] [stdout]     |     ----- ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 285 |     Audio(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `AcceptLanguage` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:328:6
[INFO] [stdout]     |
[INFO] [stdout] 328 | type AcceptLanguage = String;
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ContentLanguage` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:329:6
[INFO] [stdout]     |
[INFO] [stdout] 329 | type ContentLanguage = String;
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Link` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:330:6
[INFO] [stdout]     |
[INFO] [stdout] 330 | type Link = String;
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/simplewebserver/header.rs:286:11
[INFO] [stdout]     |
[INFO] [stdout] 286 |     Video(Video),
[INFO] [stdout]     |     ----- ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 286 |     Video(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `MIMEVersion` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:331:6
[INFO] [stdout]     |
[INFO] [stdout] 331 | type MIMEVersion = String;
[INFO] [stdout]     |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `RetryAfter` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:332:6
[INFO] [stdout]     |
[INFO] [stdout] 332 | type RetryAfter = String;
[INFO] [stdout]     |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/simplewebserver/header.rs:287:17
[INFO] [stdout]     |
[INFO] [stdout] 287 |     Application(Application),
[INFO] [stdout]     |     ----------- ^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 287 |     Application(()),
[INFO] [stdout]     |                 ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Title` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:333:6
[INFO] [stdout]     |
[INFO] [stdout] 333 | type Title = String;
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `URI` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:334:6
[INFO] [stdout]     |
[INFO] [stdout] 334 | type URI = String;
[INFO] [stdout]     |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/simplewebserver/header.rs:288:15
[INFO] [stdout]     |
[INFO] [stdout] 288 |     Multipart(Multipart),
[INFO] [stdout]     |     --------- ^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 288 |     Multipart(()),
[INFO] [stdout]     |               ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Date` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:311:6
[INFO] [stdout]     |
[INFO] [stdout] 311 | type Date = DateTime<Local>;
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Expires` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:312:6
[INFO] [stdout]     |
[INFO] [stdout] 312 | type Expires = Date;
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `IfModifiedSince` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:314:6
[INFO] [stdout]     |
[INFO] [stdout] 314 | type IfModifiedSince = Date;
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `LastModified` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:315:6
[INFO] [stdout]     |
[INFO] [stdout] 315 | type LastModified = Date;
[INFO] [stdout]     |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/simplewebserver/request.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 92  | impl URI {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 104 |     fn scheme(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     fn protocol(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     fn secure(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     fn socket(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |     fn path(&self) -> &str {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 |     fn query(&self) -> &str {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 |     fn fragment(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Location` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:316:6
[INFO] [stdout]     |
[INFO] [stdout] 316 | type Location = String;
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `reason_phrase` is never read
[INFO] [stdout]   --> src/simplewebserver/response.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct StatusLine {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 36 |     reason_phrase: ReasonPhrase,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Referer` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:317:6
[INFO] [stdout]     |
[INFO] [stdout] 317 | type Referer = String;
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Server` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:318:6
[INFO] [stdout]     |
[INFO] [stdout] 318 | type Server = String;
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `not_found` is never used
[INFO] [stdout]   --> src/simplewebserver/response.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 76 | impl Response {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 77 |     pub fn not_found() -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `UserAgent` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:319:6
[INFO] [stdout]     |
[INFO] [stdout] 319 | type UserAgent = String;
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Element` is never used
[INFO] [stdout]   --> src/simplewebserver/index.rs:28:7
[INFO] [stdout]    |
[INFO] [stdout] 28 | trait Element {
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `WWWAuthenticate` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:320:6
[INFO] [stdout]     |
[INFO] [stdout] 320 | type WWWAuthenticate = String;
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Index` is never constructed
[INFO] [stdout]   --> src/simplewebserver/index.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | struct Index<'a> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Accept` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:321:6
[INFO] [stdout]     |
[INFO] [stdout] 321 | type Accept = ContentType;
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Page` is never constructed
[INFO] [stdout]   --> src/simplewebserver/index.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | struct Page<T> where T: Display {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Charset` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:324:6
[INFO] [stdout]     |
[INFO] [stdout] 324 | enum Charset {}
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/simplewebserver/index.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn main() {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `AcceptCharset` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:326:6
[INFO] [stdout]     |
[INFO] [stdout] 326 | type AcceptCharset = Charset;
[INFO] [stdout]     |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `AcceptEncoding` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:327:6
[INFO] [stdout]     |
[INFO] [stdout] 327 | type AcceptEncoding = ContentType;
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `AcceptLanguage` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:328:6
[INFO] [stdout]     |
[INFO] [stdout] 328 | type AcceptLanguage = String;
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let _ = App::new(addr)
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ContentLanguage` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:329:6
[INFO] [stdout]     |
[INFO] [stdout] 329 | type ContentLanguage = String;
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Link` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:330:6
[INFO] [stdout]     |
[INFO] [stdout] 330 | type Link = String;
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let _ = stream.write_fmt(format_args!("{}", res));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `MIMEVersion` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:331:6
[INFO] [stdout]     |
[INFO] [stdout] 331 | type MIMEVersion = String;
[INFO] [stdout]     |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `RetryAfter` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:332:6
[INFO] [stdout]     |
[INFO] [stdout] 332 | type RetryAfter = String;
[INFO] [stdout]     |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Title` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:333:6
[INFO] [stdout]     |
[INFO] [stdout] 333 | type Title = String;
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `URI` is never used
[INFO] [stdout]    --> src/simplewebserver/header.rs:334:6
[INFO] [stdout]     |
[INFO] [stdout] 334 | type URI = String;
[INFO] [stdout]     |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/simplewebserver/request.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 92  | impl URI {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 104 |     fn scheme(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     fn protocol(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     fn secure(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     fn socket(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |     fn path(&self) -> &str {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 |     fn query(&self) -> &str {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 |     fn fragment(&self) -> &str {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `reason_phrase` is never read
[INFO] [stdout]   --> src/simplewebserver/response.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct StatusLine {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 36 |     reason_phrase: ReasonPhrase,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `not_found` is never used
[INFO] [stdout]   --> src/simplewebserver/response.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 76 | impl Response {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 77 |     pub fn not_found() -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Element` is never used
[INFO] [stdout]   --> src/simplewebserver/index.rs:28:7
[INFO] [stdout]    |
[INFO] [stdout] 28 | trait Element {
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Index` is never constructed
[INFO] [stdout]   --> src/simplewebserver/index.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | struct Index<'a> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Page` is never constructed
[INFO] [stdout]   --> src/simplewebserver/index.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | struct Page<T> where T: Display {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/simplewebserver/index.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn main() {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let _ = App::new(addr)
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let _ = stream.write_fmt(format_args!("{}", res));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 290 |                     let _ = reader.read_exact(&mut buffer[..]);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let _ = f.write_str("<!DOCTYPE html>");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let _ = f.write_str("<html>");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let _ = f.write_fmt(format_args!("{}", self.ele));
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 290 |                     let _ = reader.read_exact(&mut buffer[..]);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let _ = f.write_str("<!DOCTYPE html>");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let _ = f.write_str("<html>");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `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] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let _ = f.write_fmt(format_args!("{}", self.ele));
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 72 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 72 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.03s
[INFO] running `Command { std: "docker" "inspect" "ce0216c06ada68b47492f3309599885abbab66dfd066ab35a2227ce3681e53e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce0216c06ada68b47492f3309599885abbab66dfd066ab35a2227ce3681e53e5", kill_on_drop: false }`
[INFO] [stdout] ce0216c06ada68b47492f3309599885abbab66dfd066ab35a2227ce3681e53e5
