[INFO] cloning repository https://github.com/wusha0hua/webserver-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wusha0hua/webserver-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwusha0hua%2Fwebserver-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwusha0hua%2Fwebserver-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 504e1d082dba7ae9e1efd77d2ab8de3812a32301
[INFO] checking wusha0hua/webserver-rust against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwusha0hua%2Fwebserver-rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wusha0hua/webserver-rust on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wusha0hua/webserver-rust
[INFO] finished tweaking git repo https://github.com/wusha0hua/webserver-rust
[INFO] tweaked toml for git repo https://github.com/wusha0hua/webserver-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/wusha0hua/webserver-rust 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 030b8d9f437c078445bbb3a6aba6b9cf197a24d6f8d076ee6cbb03eb3cfdb97a
[INFO] running `Command { std: "docker" "start" "-a" "030b8d9f437c078445bbb3a6aba6b9cf197a24d6f8d076ee6cbb03eb3cfdb97a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "030b8d9f437c078445bbb3a6aba6b9cf197a24d6f8d076ee6cbb03eb3cfdb97a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "030b8d9f437c078445bbb3a6aba6b9cf197a24d6f8d076ee6cbb03eb3cfdb97a", kill_on_drop: false }`
[INFO] [stdout] 030b8d9f437c078445bbb3a6aba6b9cf197a24d6f8d076ee6cbb03eb3cfdb97a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15b0ef4dd906933090b1e050969cbf8a47c22d65df494ac33f6d49c057b7a013
[INFO] running `Command { std: "docker" "start" "-a" "15b0ef4dd906933090b1e050969cbf8a47c22d65df494ac33f6d49c057b7a013", kill_on_drop: false }`
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[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling mysql-common-derive v0.31.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking lru v0.12.4
[INFO] [stderr]     Checking zstd v0.13.2
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]    Compiling mysql_common v0.32.4
[INFO] [stderr]     Checking webserver-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `error::Error`
[INFO] [stdout]  --> src/async_server.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::Error, sync::{Arc, Mutex}};
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error::Error`
[INFO] [stdout]  --> src/async_server.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::Error, sync::{Arc, Mutex}};
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/threadpool.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | struct Worker {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 53 |     id: usize,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Worker` 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: field `id` is never read
[INFO] [stdout]   --> src/threadpool.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | struct Worker {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 53 |     id: usize,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Worker` 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: fields `ip` and `port` are never read
[INFO] [stdout]   --> src/server.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Server {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 9  |     ip: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 10 |     port: u16,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ip` and `port` are never read
[INFO] [stdout]   --> src/server.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Server {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 9  |     ip: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 10 |     port: u16,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `webserver_rust::server::Server`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use webserver_rust::server::Server;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `webserver_rust::server::Server`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use webserver_rust::server::Server;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.87s
[INFO] running `Command { std: "docker" "inspect" "15b0ef4dd906933090b1e050969cbf8a47c22d65df494ac33f6d49c057b7a013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15b0ef4dd906933090b1e050969cbf8a47c22d65df494ac33f6d49c057b7a013", kill_on_drop: false }`
[INFO] [stdout] 15b0ef4dd906933090b1e050969cbf8a47c22d65df494ac33f6d49c057b7a013