[INFO] cloning repository https://github.com/wangmj/RWebServer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wangmj/RWebServer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangmj%2FRWebServer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangmj%2FRWebServer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 605cee913b90cd71fdd7768b9781b8d239d7da7a [INFO] checking wangmj/RWebServer against master#cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3 for pr-135841 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangmj%2FRWebServer" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wangmj/RWebServer on toolchain cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wangmj/RWebServer [INFO] finished tweaking git repo https://github.com/wangmj/RWebServer [INFO] tweaked toml for git repo https://github.com/wangmj/RWebServer written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/wangmj/RWebServer 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" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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_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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0aaf36f1dad855a75aa66604d00bfadcd99c92e0db7e52e144aeea9e38e14f14 [INFO] running `Command { std: "docker" "start" "-a" "0aaf36f1dad855a75aa66604d00bfadcd99c92e0db7e52e144aeea9e38e14f14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0aaf36f1dad855a75aa66604d00bfadcd99c92e0db7e52e144aeea9e38e14f14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0aaf36f1dad855a75aa66604d00bfadcd99c92e0db7e52e144aeea9e38e14f14", kill_on_drop: false }` [INFO] [stdout] 0aaf36f1dad855a75aa66604d00bfadcd99c92e0db7e52e144aeea9e38e14f14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d1d904b38d1f6795a29bdbe527e98ffe930e3466e4859968ab186a6ce21527c3 [INFO] running `Command { std: "docker" "start" "-a" "d1d904b38d1f6795a29bdbe527e98ffe930e3466e4859968ab186a6ce21527c3", kill_on_drop: false }` [INFO] [stderr] Checking webserver2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::default` [INFO] [stdout] --> src/http_method.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::default; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::default` [INFO] [stdout] --> src/http_method.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::default; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/http_method.rs:11:11 [INFO] [stdout] | [INFO] [stdout] 11 | Other(String) [INFO] [stdout] | ----- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `HttpMethod` 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] 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] 11 | Other(()) [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `workers` is never read [INFO] [stdout] --> src/request_pool.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct RequestPool { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 7 | sender:Option>, [INFO] [stdout] 8 | workers:Vec [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `content_type`, `accept`, and `content` are never read [INFO] [stdout] --> src/http_processer.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 18 | struct HttpRequest { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 22 | content_type: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 23 | accept: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | content: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `HttpRequest` has derived impls for the traits `Default` 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_method.rs:11:11 [INFO] [stdout] | [INFO] [stdout] 11 | Other(String) [INFO] [stdout] | ----- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `HttpMethod` 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] 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] 11 | Other(()) [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `workers` is never read [INFO] [stdout] --> src/request_pool.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct RequestPool { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 7 | sender:Option>, [INFO] [stdout] 8 | workers:Vec [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `content_type`, `accept`, and `content` are never read [INFO] [stdout] --> src/http_processer.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 18 | struct HttpRequest { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 22 | content_type: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 23 | accept: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | content: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `HttpRequest` has derived impls for the traits `Default` 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 0.14s [INFO] running `Command { std: "docker" "inspect" "d1d904b38d1f6795a29bdbe527e98ffe930e3466e4859968ab186a6ce21527c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1d904b38d1f6795a29bdbe527e98ffe930e3466e4859968ab186a6ce21527c3", kill_on_drop: false }` [INFO] [stdout] d1d904b38d1f6795a29bdbe527e98ffe930e3466e4859968ab186a6ce21527c3