[INFO] cloning repository https://github.com/PhantomOz/http_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PhantomOz/http_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhantomOz%2Fhttp_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhantomOz%2Fhttp_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 352614dd0b484999fec09a71933a80da8a0a558b
[INFO] checking PhantomOz/http_server against try#6619027b13a87a3597115f2c8231f107bf3a7a5f for pr-139624
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhantomOz%2Fhttp_server" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PhantomOz/http_server on toolchain 6619027b13a87a3597115f2c8231f107bf3a7a5f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PhantomOz/http_server
[INFO] finished tweaking git repo https://github.com/PhantomOz/http_server
[INFO] tweaked toml for git repo https://github.com/PhantomOz/http_server written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/PhantomOz/http_server 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" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 534c9af6db8f2f3c5f8a7c41ddbc4e478c97eac42f233be77783bd30b904e3b2
[INFO] running `Command { std: "docker" "start" "-a" "534c9af6db8f2f3c5f8a7c41ddbc4e478c97eac42f233be77783bd30b904e3b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "534c9af6db8f2f3c5f8a7c41ddbc4e478c97eac42f233be77783bd30b904e3b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "534c9af6db8f2f3c5f8a7c41ddbc4e478c97eac42f233be77783bd30b904e3b2", kill_on_drop: false }`
[INFO] [stdout] 534c9af6db8f2f3c5f8a7c41ddbc4e478c97eac42f233be77783bd30b904e3b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 399b92a4e6851df0054dd4de8ecef41d887ea7743137d7da786ba3955e91ae65
[INFO] running `Command { std: "docker" "start" "-a" "399b92a4e6851df0054dd4de8ecef41d887ea7743137d7da786ba3955e91ae65", kill_on_drop: false }`
[INFO] [stderr]     Checking http_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Value as QueryStringValue`
[INFO] [stdout]  --> src/http/mod.rs:5:37
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use query_string::{QueryString, Value as QueryStringValue};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Value as QueryStringValue`
[INFO] [stdout]  --> src/http/mod.rs:5:37
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use query_string::{QueryString, Value as QueryStringValue};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/http_server.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn run(self, mut handler: impl Handler) {
[INFO] [stdout]    |                      ----^^^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `query_params` is never read
[INFO] [stdout]   --> src/http/http_request.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct HTTPRequest<'buf> {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     query_params: Option<QueryString<'buf>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HTTPRequest` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `query_params` is never used
[INFO] [stdout]   --> src/http/http_request.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<'buf> HTTPRequest<'buf> {
[INFO] [stdout]    | ---------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn query_params(&self) -> Option<&QueryString> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `InvalidStatus`, `InvalidHeader`, and `InvalidBody` are never constructed
[INFO] [stdout]   --> src/http/http_request.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub enum ParseError {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 73 |     InvalidStatus,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 74 |     InvalidEncoding,
[INFO] [stdout] 75 |     InvalidHeader,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 76 |     InvalidBody,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]  --> src/http/query_string.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct QueryString<'buf> {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 5 |     data: HashMap<&'buf str, Value<'buf>>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `QueryString` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]   --> src/http/query_string.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl<'buf> QueryString<'buf> {
[INFO] [stdout]    | ---------------------------- method in this implementation
[INFO] [stdout] 15 |     pub fn get(&self, key: &str) -> Option<&Value> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `InternalServerError` is never constructed
[INFO] [stdout]  --> src/http/status_code.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum StatusCode {
[INFO] [stdout]   |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 9 |     InternalServerError = 500,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `StatusCode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/http_server.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn run(self, mut handler: impl Handler) {
[INFO] [stdout]    |                      ----^^^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `query_params` is never read
[INFO] [stdout]   --> src/http/http_request.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct HTTPRequest<'buf> {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     query_params: Option<QueryString<'buf>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HTTPRequest` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `query_params` is never used
[INFO] [stdout]   --> src/http/http_request.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<'buf> HTTPRequest<'buf> {
[INFO] [stdout]    | ---------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn query_params(&self) -> Option<&QueryString> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `InvalidStatus`, `InvalidHeader`, and `InvalidBody` are never constructed
[INFO] [stdout]   --> src/http/http_request.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub enum ParseError {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 73 |     InvalidStatus,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 74 |     InvalidEncoding,
[INFO] [stdout] 75 |     InvalidHeader,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 76 |     InvalidBody,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]  --> src/http/query_string.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct QueryString<'buf> {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 5 |     data: HashMap<&'buf str, Value<'buf>>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `QueryString` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]   --> src/http/query_string.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl<'buf> QueryString<'buf> {
[INFO] [stdout]    | ---------------------------- method in this implementation
[INFO] [stdout] 15 |     pub fn get(&self, key: &str) -> Option<&Value> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `InternalServerError` is never constructed
[INFO] [stdout]  --> src/http/status_code.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum StatusCode {
[INFO] [stdout]   |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 9 |     InternalServerError = 500,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `StatusCode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "399b92a4e6851df0054dd4de8ecef41d887ea7743137d7da786ba3955e91ae65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "399b92a4e6851df0054dd4de8ecef41d887ea7743137d7da786ba3955e91ae65", kill_on_drop: false }`
[INFO] [stdout] 399b92a4e6851df0054dd4de8ecef41d887ea7743137d7da786ba3955e91ae65