[INFO] cloning repository https://github.com/blockbit-hama/warp-chatbot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blockbit-hama/warp-chatbot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblockbit-hama%2Fwarp-chatbot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblockbit-hama%2Fwarp-chatbot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc609485d88f32032627aaf61eb753ffbb7490eb
[INFO] documenting blockbit-hama/warp-chatbot against 1.91.0 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblockbit-hama%2Fwarp-chatbot" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/blockbit-hama/warp-chatbot
[INFO] finished tweaking git repo https://github.com/blockbit-hama/warp-chatbot
[INFO] tweaked toml for git repo https://github.com/blockbit-hama/warp-chatbot written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/blockbit-hama/warp-chatbot on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/blockbit-hama/warp-chatbot 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "4ba7379bf61b895fab02ceaa94b6b7060488349d20a6ea1b718536bab494a5d7", kill_on_drop: false }`
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[INFO] [stderr]  Documenting warp-chatbot v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/config.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::env;
[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: `warp::http::StatusCode`
[INFO] [stdout]  --> src/handlers/authentication.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use warp::http::StatusCode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::future::Future`
[INFO] [stdout]  --> src/retry.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::future::Future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `Mutex`
[INFO] [stdout]   --> src/retry.rs:10:17
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::sync::{Arc, Mutex};
[INFO] [stdout]    |                 ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `APIResponse` is never constructed
[INFO] [stdout]   --> src/handlers/question.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct APIResponse {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BadWord` is never constructed
[INFO] [stdout]   --> src/handlers/question.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct BadWord {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BadWordsResponse` is never constructed
[INFO] [stdout]   --> src/handlers/question.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct BadWordsResponse {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CircuitState` is never used
[INFO] [stdout]   --> src/retry.rs:18:6
[INFO] [stdout]    |
[INFO] [stdout] 18 | enum CircuitState {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CircuitBreaker` is never constructed
[INFO] [stdout]   --> src/retry.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct CircuitBreaker {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `record_success`, `record_failure`, and `can_execute` are never used
[INFO] [stdout]   --> src/retry.rs:34:6
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl CircuitBreaker {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout] 34 |   fn new(failure_threshold: u32, reset_timeout_ms: u64) -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |   fn record_success(&mut self) {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |   fn record_failure(&mut self) {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |   fn can_execute(&mut self) -> bool {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RetryPolicy` is never constructed
[INFO] [stdout]   --> src/retry.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | struct RetryPolicy<F>
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `get_backoff_ms` are never used
[INFO] [stdout]    --> src/retry.rs:104:6
[INFO] [stdout]     |
[INFO] [stdout]  99 | / impl<F> RetryPolicy<F>
[INFO] [stdout] 100 | | where
[INFO] [stdout] 101 | |   F: Fn(u32) -> u64,
[INFO] [stdout]     | |____________________- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 104 |     fn new(max_retries: u32, backoff_ms: F) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     fn get_backoff_ms(&self, retry_count: u32) -> u64 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `retry_async` is never used
[INFO] [stdout]    --> src/retry.rs:118:10
[INFO] [stdout]     |
[INFO] [stdout] 118 | async fn retry_async<FN, Fut, T, E, B>(
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: sqlx-core v0.5.13
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/warp_chatbot/index.html and 1 other file
[INFO] running `Command { std: "docker" "inspect" "4624322372e13d6c649dc045aa3aab5c8b774a90e57b80ec6e843873d2f38040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4624322372e13d6c649dc045aa3aab5c8b774a90e57b80ec6e843873d2f38040", kill_on_drop: false }`
[INFO] [stdout] 4624322372e13d6c649dc045aa3aab5c8b774a90e57b80ec6e843873d2f38040
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56085e6f17c3f73338e3354234e3c0867ce79712397a7db6844148857e623d86
[INFO] running `Command { std: "docker" "start" "-a" "56085e6f17c3f73338e3354234e3c0867ce79712397a7db6844148857e623d86", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-trait v0.1.74
[INFO] [stderr]     Checking reqwest-middleware v0.1.6
[INFO] [stderr]     Checking config v0.13.4
[INFO] [stderr]     Checking handle-errors v0.1.0 (/opt/rustwide/workdir/handle-errors)
[INFO] [stderr]     Checking reqwest-retry v0.1.5
[INFO] [stderr]  Documenting warp-chatbot v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.51s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: sqlx-core v0.5.13
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/warp_chatbot/index.html
[INFO] running `Command { std: "docker" "inspect" "56085e6f17c3f73338e3354234e3c0867ce79712397a7db6844148857e623d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56085e6f17c3f73338e3354234e3c0867ce79712397a7db6844148857e623d86", kill_on_drop: false }`
[INFO] [stdout] 56085e6f17c3f73338e3354234e3c0867ce79712397a7db6844148857e623d86