[INFO] cloning repository https://github.com/maxfer1221/load-balancer-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxfer1221/load-balancer-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxfer1221%2Fload-balancer-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxfer1221%2Fload-balancer-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7af421473cd339747c9edb6e3cb554ac2bf3e44d [INFO] checking maxfer1221/load-balancer-rs against master#4847d6a9d07d4be9ba3196f6ad444af2d7bdde72 for pr-134276 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxfer1221%2Fload-balancer-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maxfer1221/load-balancer-rs on toolchain 4847d6a9d07d4be9ba3196f6ad444af2d7bdde72 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/maxfer1221/load-balancer-rs [INFO] finished tweaking git repo https://github.com/maxfer1221/load-balancer-rs [INFO] tweaked toml for git repo https://github.com/maxfer1221/load-balancer-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/maxfer1221/load-balancer-rs 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" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tiny_http v0.9.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cb57c4cdf3c91505ec5801c8380437ca205517bb4739ca99a9ff400cacdbd049 [INFO] running `Command { std: "docker" "start" "-a" "cb57c4cdf3c91505ec5801c8380437ca205517bb4739ca99a9ff400cacdbd049", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cb57c4cdf3c91505ec5801c8380437ca205517bb4739ca99a9ff400cacdbd049", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb57c4cdf3c91505ec5801c8380437ca205517bb4739ca99a9ff400cacdbd049", kill_on_drop: false }` [INFO] [stdout] cb57c4cdf3c91505ec5801c8380437ca205517bb4739ca99a9ff400cacdbd049 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 38aefe4bd75148c5a7a5fd38da0aabb5374a976de11b71b5c4a07f84521abc5d [INFO] running `Command { std: "docker" "start" "-a" "38aefe4bd75148c5a7a5fd38da0aabb5374a976de11b71b5c4a07f84521abc5d", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Checking 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v1.1.3 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking json v0.12.4 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking clap v3.1.6 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking http-body v0.4.4 [INFO] [stderr] Checking tiny_http v0.9.0 [INFO] [stderr] Checking tokio-util v0.6.9 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking h2 v0.3.12 [INFO] [stderr] Checking redis v0.21.4 [INFO] [stderr] Checking hyper v0.14.18 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking reqwest v0.11.10 [INFO] [stderr] Checking redis-caching v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, and `collections::HashMap` [INFO] [stdout] --> src/main.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{sync::{mpsc::channel, Arc, Mutex}, io::Cursor, collections::HashMap}; [INFO] [stdout] | ^^^ ^^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Method` and `Request` [INFO] [stdout] --> src/main.rs:4:35 [INFO] [stdout] | [INFO] [stdout] 4 | use tiny_http::{Server, Response, Request, Method, Header}; [INFO] [stdout] | ^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `clap` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use clap; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `collections::HashMap` [INFO] [stdout] --> src/sync.rs:1:19 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{thread, collections::HashMap}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, and `collections::HashMap` [INFO] [stdout] --> src/main.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{sync::{mpsc::channel, Arc, Mutex}, io::Cursor, collections::HashMap}; [INFO] [stdout] | ^^^ ^^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Method` and `Request` [INFO] [stdout] --> src/main.rs:4:35 [INFO] [stdout] | [INFO] [stdout] 4 | use tiny_http::{Server, Response, Request, Method, Header}; [INFO] [stdout] | ^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `clap` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use clap; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `collections::HashMap` [INFO] [stdout] --> src/sync.rs:1:19 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{thread, collections::HashMap}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ip` [INFO] [stdout] --> src/sync.rs:77:32 [INFO] [stdout] | [INFO] [stdout] 77 | Event::HealthCheck(ip) => { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ip` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `response` [INFO] [stdout] --> src/balancer/robin.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let response = request.send(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/balancer/robin.rs:45:18 [INFO] [stdout] | [INFO] [stdout] 45 | Some(index) => Err(String::from("DUPLICATE")), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ip` [INFO] [stdout] --> src/sync.rs:77:32 [INFO] [stdout] | [INFO] [stdout] 77 | Event::HealthCheck(ip) => { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ip` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ip` [INFO] [stdout] --> src/balancer/robin.rs:61:28 [INFO] [stdout] | [INFO] [stdout] 61 | fn health_check(&self, ip: String) -> Result { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ip` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/maps.rs:45:24 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn response_map(res: &reqwest::Response) -> tiny_http::Response { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `response` [INFO] [stdout] --> src/balancer/robin.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let response = request.send(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Backend` is never constructed [INFO] [stdout] --> src/sync.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Backend; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `handle_request` is never used [INFO] [stdout] --> src/balancer.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub trait Balance { [INFO] [stdout] | ------- method in this trait [INFO] [stdout] 18 | fn handle_request(&mut self, req: Request); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `health_check` is never used [INFO] [stdout] --> src/balancer.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 21 | pub trait ClusterHandle { [INFO] [stdout] | ------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 27 | fn health_check(&self, ip: String) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `current` is never read [INFO] [stdout] --> src/balancer/robin.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct ClusterHandler { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 34 | backends: Vec, [INFO] [stdout] 35 | current: usize, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Error` is never constructed [INFO] [stdout] --> src/maps.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Error { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `response_map` is never used [INFO] [stdout] --> src/maps.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn response_map(res: &reqwest::Response) -> tiny_http::Response { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/balancer/robin.rs:45:18 [INFO] [stdout] | [INFO] [stdout] 45 | Some(index) => Err(String::from("DUPLICATE")), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ip` [INFO] [stdout] --> src/balancer/robin.rs:61:28 [INFO] [stdout] | [INFO] [stdout] 61 | fn health_check(&self, ip: String) -> Result { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ip` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/maps.rs:45:24 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn response_map(res: &reqwest::Response) -> tiny_http::Response { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Backend` is never constructed [INFO] [stdout] --> src/sync.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Backend; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `handle_request` is never used [INFO] [stdout] --> src/balancer.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub trait Balance { [INFO] [stdout] | ------- method in this trait [INFO] [stdout] 18 | fn handle_request(&mut self, req: Request); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `health_check` is never used [INFO] [stdout] --> src/balancer.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 21 | pub trait ClusterHandle { [INFO] [stdout] | ------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 27 | fn health_check(&self, ip: String) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `current` is never read [INFO] [stdout] --> src/balancer/robin.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct ClusterHandler { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 34 | backends: Vec, [INFO] [stdout] 35 | current: usize, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Error` is never constructed [INFO] [stdout] --> src/maps.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Error { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `response_map` is never used [INFO] [stdout] --> src/maps.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn response_map(res: &reqwest::Response) -> tiny_http::Response { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.88s [INFO] running `Command { std: "docker" "inspect" "38aefe4bd75148c5a7a5fd38da0aabb5374a976de11b71b5c4a07f84521abc5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38aefe4bd75148c5a7a5fd38da0aabb5374a976de11b71b5c4a07f84521abc5d", kill_on_drop: false }` [INFO] [stdout] 38aefe4bd75148c5a7a5fd38da0aabb5374a976de11b71b5c4a07f84521abc5d