[INFO] fetching crate langchain 0.2.2... [INFO] checking langchain-0.2.2 against master#18a6d911caba59605eb03db1452848a85d2e5879 for pr-112743 [INFO] extracting crate langchain 0.2.2 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate langchain 0.2.2 on toolchain 18a6d911caba59605eb03db1452848a85d2e5879 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate langchain 0.2.2 [INFO] finished tweaking crates.io crate langchain 0.2.2 [INFO] tweaked toml for crates.io crate langchain 0.2.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mustache v0.9.0 [INFO] [stderr] Downloaded mockito v1.1.0 [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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6f46e9bb673bc6eb3a15e5302984a3d7fde8953a9197e25ce87a60a690e1083e [INFO] running `Command { std: "docker" "start" "-a" "6f46e9bb673bc6eb3a15e5302984a3d7fde8953a9197e25ce87a60a690e1083e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6f46e9bb673bc6eb3a15e5302984a3d7fde8953a9197e25ce87a60a690e1083e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f46e9bb673bc6eb3a15e5302984a3d7fde8953a9197e25ce87a60a690e1083e", kill_on_drop: false }` [INFO] [stdout] 6f46e9bb673bc6eb3a15e5302984a3d7fde8953a9197e25ce87a60a690e1083e [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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a6e6030beeabf4a111c55eb1acc06b589d0fdcd2b4f0c876c94099f0e451c8d8 [INFO] running `Command { std: "docker" "start" "-a" "a6e6030beeabf4a111c55eb1acc06b589d0fdcd2b4f0c876c94099f0e451c8d8", kill_on_drop: false }` [INFO] [stderr] Compiling tokio v1.28.2 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking parking_lot_core v0.9.8 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Checking serde v1.0.164 [INFO] [stderr] Compiling thiserror v1.0.40 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling ucd-trie v0.1.5 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Compiling eyre v0.6.8 [INFO] [stderr] Checking aho-corasick v1.0.2 [INFO] [stderr] Checking indenter v0.3.3 [INFO] [stderr] Checking regex-syntax v0.7.2 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking pest v2.6.1 [INFO] [stderr] Checking tower-layer v0.3.2 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking similar v2.2.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking openssl v0.10.54 [INFO] [stderr] Compiling pest_meta v2.6.1 [INFO] [stderr] Checking regex v1.8.4 [INFO] [stderr] Compiling pest_generator v2.6.1 [INFO] [stderr] Compiling pest_derive v2.6.1 [INFO] [stderr] Checking serde_json v1.0.97 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking mustache v0.9.0 [INFO] [stderr] Checking native-tls v0.2.11 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking handlebars v4.3.7 [INFO] [stderr] Checking assert-json-diff v2.0.2 [INFO] [stderr] Checking tokio-util v0.7.8 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking h2 v0.3.19 [INFO] [stderr] Checking tower v0.4.13 [INFO] [stderr] Checking hyper v0.14.26 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking mockito v1.1.0 [INFO] [stderr] Checking reqwest v0.11.18 [INFO] [stderr] Checking langchain v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `IntoUrl`, `RequestBuilder` [INFO] [stdout] --> src/openai_api/client.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use reqwest::{IntoUrl, RequestBuilder}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/openai_api/files.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `HelperTemplate`, `Parameter` [INFO] [stdout] --> src/lib.rs:4:32 [INFO] [stdout] | [INFO] [stdout] 4 | use handlebars::template::{HelperTemplate, Parameter, TemplateElement}; [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `RawWaker`, `Waker` [INFO] [stdout] --> src/lib.rs:153:36 [INFO] [stdout] | [INFO] [stdout] 153 | use std::task::{Context, Poll, RawWaker, Waker}; [INFO] [stdout] | ^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `IntoUrl`, `RequestBuilder` [INFO] [stdout] --> src/openai_api/client.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use reqwest::{IntoUrl, RequestBuilder}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/openai_api/files.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `HelperTemplate`, `Parameter` [INFO] [stdout] --> src/lib.rs:4:32 [INFO] [stdout] | [INFO] [stdout] 4 | use handlebars::template::{HelperTemplate, Parameter, TemplateElement}; [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `RawWaker`, `Waker` [INFO] [stdout] --> src/lib.rs:153:36 [INFO] [stdout] | [INFO] [stdout] 153 | use std::task::{Context, Poll, RawWaker, Waker}; [INFO] [stdout] | ^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:36:17 [INFO] [stdout] | [INFO] [stdout] 36 | return bail!("Template must have a {{ question }} field"); [INFO] [stdout] | ^^^^^^^-------------------------------------------------- [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:36:17 [INFO] [stdout] | [INFO] [stdout] 36 | return bail!("Template must have a {{ question }} field"); [INFO] [stdout] | ^^^^^^^-------------------------------------------------- [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cx` [INFO] [stdout] --> src/lib.rs:168:34 [INFO] [stdout] | [INFO] [stdout] 168 | fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cx` [INFO] [stdout] --> src/lib.rs:355:34 [INFO] [stdout] | [INFO] [stdout] 355 | fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `request` [INFO] [stdout] --> src/openai_api/client.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | let request = client.0.get(server.url()).send().await; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/lib.rs:393:24 [INFO] [stdout] | [INFO] [stdout] 393 | fn init(&self, input: &str, memory: Option) -> Memory { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/openai_api/client.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl Client { [INFO] [stdout] | ----------- associated function in this implementation [INFO] [stdout] 17 | pub fn new( [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `FineTuning` is never constructed [INFO] [stdout] --> src/openai_api/files.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub enum FilePayload<'a> { [INFO] [stdout] | ----------- variant in this enum [INFO] [stdout] 7 | FineTuning { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/lib.rs:157:9 [INFO] [stdout] | [INFO] [stdout] 156 | pub struct Agent { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 157 | name: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ToolError` is never used [INFO] [stdout] --> src/lib.rs:268:14 [INFO] [stdout] | [INFO] [stdout] 268 | pub enum ToolError { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `output` is never read [INFO] [stdout] --> src/lib.rs:282:9 [INFO] [stdout] | [INFO] [stdout] 281 | pub struct ToolOperation { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 282 | output: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ToolOperation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Ada`, `Babbage`, `Curie`, `Davinci`, `Gpt35Turbo`, and `Gpt4` are never constructed [INFO] [stdout] --> src/lib.rs:415:13 [INFO] [stdout] | [INFO] [stdout] 414 | pub enum ModelType { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 415 | Ada, [INFO] [stdout] | ^^^ [INFO] [stdout] 416 | Babbage, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 417 | Curie, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 418 | Davinci, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 419 | Gpt35Turbo, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 420 | Gpt4, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/lib.rs:443:20 [INFO] [stdout] | [INFO] [stdout] 442 | impl Chat { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] 443 | pub fn new( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cx` [INFO] [stdout] --> src/lib.rs:168:34 [INFO] [stdout] | [INFO] [stdout] 168 | fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cx` [INFO] [stdout] --> src/lib.rs:355:34 [INFO] [stdout] | [INFO] [stdout] 355 | fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/lib.rs:393:24 [INFO] [stdout] | [INFO] [stdout] 393 | fn init(&self, input: &str, memory: Option) -> Memory { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:651:17 [INFO] [stdout] | [INFO] [stdout] 651 | let mut chain = Chain::default().model(Chat::new( [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/lib.rs:157:9 [INFO] [stdout] | [INFO] [stdout] 156 | pub struct Agent { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 157 | name: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ToolError` is never used [INFO] [stdout] --> src/lib.rs:268:14 [INFO] [stdout] | [INFO] [stdout] 268 | pub enum ToolError { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `output` is never read [INFO] [stdout] --> src/lib.rs:282:9 [INFO] [stdout] | [INFO] [stdout] 281 | pub struct ToolOperation { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 282 | output: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ToolOperation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Ada`, `Babbage`, `Curie`, `Davinci`, and `Gpt4` are never constructed [INFO] [stdout] --> src/lib.rs:415:13 [INFO] [stdout] | [INFO] [stdout] 414 | pub enum ModelType { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 415 | Ada, [INFO] [stdout] | ^^^ [INFO] [stdout] 416 | Babbage, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 417 | Curie, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 418 | Davinci, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 419 | Gpt35Turbo, [INFO] [stdout] 420 | Gpt4, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.45s [INFO] running `Command { std: "docker" "inspect" "a6e6030beeabf4a111c55eb1acc06b589d0fdcd2b4f0c876c94099f0e451c8d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6e6030beeabf4a111c55eb1acc06b589d0fdcd2b4f0c876c94099f0e451c8d8", kill_on_drop: false }` [INFO] [stdout] a6e6030beeabf4a111c55eb1acc06b589d0fdcd2b4f0c876c94099f0e451c8d8