[INFO] cloning repository https://github.com/mangoez/unusual_wiki_article_selector
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mangoez/unusual_wiki_article_selector" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmangoez%2Funusual_wiki_article_selector", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmangoez%2Funusual_wiki_article_selector'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18566eb28cc307276311a68254ef616a7094690c
[INFO] checking mangoez/unusual_wiki_article_selector against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmangoez%2Funusual_wiki_article_selector" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mangoez/unusual_wiki_article_selector
[INFO] finished tweaking git repo https://github.com/mangoez/unusual_wiki_article_selector
[INFO] tweaked toml for git repo https://github.com/mangoez/unusual_wiki_article_selector written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mangoez/unusual_wiki_article_selector on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mangoez/unusual_wiki_article_selector 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] c7286a31b12e539f4ac702550170142174729bd661781d823780848e3b5241ac
[INFO] running `Command { std: "docker" "start" "-a" "c7286a31b12e539f4ac702550170142174729bd661781d823780848e3b5241ac", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "c7286a31b12e539f4ac702550170142174729bd661781d823780848e3b5241ac", kill_on_drop: false }`
[INFO] [stdout] c7286a31b12e539f4ac702550170142174729bd661781d823780848e3b5241ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a79f213b4fd110a274c634521c26042877bc95175884df650df0d83075618f4c
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[INFO] [stdout] warning: field `headers` is never read
[INFO] [stdout]   --> src/http.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct HTTPRequest {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 10 |     pub request_line: RequestLine,
[INFO] [stdout] 11 |     headers: HTTPHeaders,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HTTPRequest` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `http_version` is never read
[INFO] [stdout]   --> src/http.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub struct RequestLine {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 67 |     http_version: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RequestLine` 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: field `0` is never read
[INFO] [stdout]    --> src/http.rs:116:20
[INFO] [stdout]     |
[INFO] [stdout] 116 | struct HTTPHeaders(HashMap<String, String>);
[INFO] [stdout]     |        ----------- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `HTTPHeaders` 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: associated function `new` is never used
[INFO] [stdout]    --> src/http.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | impl HTTPHeaders {
[INFO] [stdout]     | ---------------- associated function in this implementation
[INFO] [stdout] 118 |     fn new<I>(lines: &mut I) -> Result<Self, String>
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `headers` is never read
[INFO] [stdout]   --> src/http.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct HTTPRequest {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 10 |     pub request_line: RequestLine,
[INFO] [stdout] 11 |     headers: HTTPHeaders,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HTTPRequest` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `http_version` is never read
[INFO] [stdout]   --> src/http.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub struct RequestLine {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 67 |     http_version: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RequestLine` 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: field `0` is never read
[INFO] [stdout]    --> src/http.rs:116:20
[INFO] [stdout]     |
[INFO] [stdout] 116 | struct HTTPHeaders(HashMap<String, String>);
[INFO] [stdout]     |        ----------- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `HTTPHeaders` 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: associated function `new` is never used
[INFO] [stdout]    --> src/http.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | impl HTTPHeaders {
[INFO] [stdout]     | ---------------- associated function in this implementation
[INFO] [stdout] 118 |     fn new<I>(lines: &mut I) -> Result<Self, String>
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `handle_connection`
[INFO] [stdout]  --> src/main.rs:3:64
[INFO] [stdout]   |
[INFO] [stdout] 3 | use unusual_wiki_article_selector::http::{HTTPRequest, Method, handle_connection};
[INFO] [stdout]   |                                                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `handle_connection`
[INFO] [stdout]  --> src/main.rs:3:64
[INFO] [stdout]   |
[INFO] [stdout] 3 | use unusual_wiki_article_selector::http::{HTTPRequest, Method, handle_connection};
[INFO] [stdout]   |                                                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 56.35s
[INFO] running `Command { std: "docker" "inspect" "a79f213b4fd110a274c634521c26042877bc95175884df650df0d83075618f4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a79f213b4fd110a274c634521c26042877bc95175884df650df0d83075618f4c", kill_on_drop: false }`
[INFO] [stdout] a79f213b4fd110a274c634521c26042877bc95175884df650df0d83075618f4c
