[INFO] fetching crate execution-engine 0.1.4...
[INFO] documenting execution-engine-0.1.4 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate execution-engine 0.1.4 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate execution-engine 0.1.4 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate execution-engine 0.1.4
[INFO] finished tweaking crates.io crate execution-engine 0.1.4
[INFO] tweaked toml for crates.io crate execution-engine 0.1.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate execution-engine 0.1.4 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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]  Documenting execution-engine v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking execution-engine v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tokio::sync::oneshot`
[INFO] [stdout]   --> src/spawner.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tokio::sync::oneshot;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::time::Instant`
[INFO] [stdout]   --> src/spawner.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use tokio::time::Instant;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]   --> src/workflow.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::time::Instant;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/reactor.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut response_sub = nats_client.subscribe("activity.response")?;
[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: unused import: `futures::StreamExt`
[INFO] [stdout]   --> src/reactor.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use futures::StreamExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/node.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Err(e) => workflow::Message {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `description` and `fail_on_error` are never read
[INFO] [stdout]   --> src/node/types.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct Activity {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 50 |     description: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 51 |     fail_on_error: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Activity` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `workflow_id`, and `project_id` are never read
[INFO] [stdout]   --> src/workflow.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub struct Workflow {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 73 |     /// Database ID to the Workflow
[INFO] [stdout] 74 |     id: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 75 |     /// ID used internally to represent the Workflow
[INFO] [stdout] 76 |     workflow_id: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     project_id: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Workflow` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `owner_id`, `context`, `current`, and `status` are never read
[INFO] [stdout]    --> src/workflow.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub struct Job {
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 145 |     id: String,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 146 |     /// Represents the user_id of the individual who executed the job
[INFO] [stdout] 147 |     owner_id: String,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 148 |     /// A container type to include all the data returned from each node as the job runs
[INFO] [stdout] 149 |     context: Vec<Parameter>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 152 |     current: Option<usize>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |     status: JobStatus,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Job` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 | /         spawn_tx
[INFO] [stdout] 96 | |             .send(spawner::execute_msg(&uuid::Uuid::new_v4().to_string()))
[INFO] [stdout] 97 | |             .await;
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let _ = spawn_tx
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/node/types.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         self.job_channel.send(self.create_msg().await).await;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let _ = self.job_channel.send(self.create_msg().await).await;
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.60s
[INFO] running `Command { std: "docker" "inspect" "9f20307f6a74f99911e65ca6c782c19b06eda863205d8ceaa07701a29ab4e090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f20307f6a74f99911e65ca6c782c19b06eda863205d8ceaa07701a29ab4e090", kill_on_drop: false }`
[INFO] [stdout] 9f20307f6a74f99911e65ca6c782c19b06eda863205d8ceaa07701a29ab4e090
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 125eaf0aaa2f6e135cb6d800c9f5de37d23279769015de2c4ba606224a91e494
[INFO] running `Command { std: "docker" "start" "-a" "125eaf0aaa2f6e135cb6d800c9f5de37d23279769015de2c4ba606224a91e494", kill_on_drop: false }`
[INFO] [stderr]  Documenting execution-engine v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "125eaf0aaa2f6e135cb6d800c9f5de37d23279769015de2c4ba606224a91e494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "125eaf0aaa2f6e135cb6d800c9f5de37d23279769015de2c4ba606224a91e494", kill_on_drop: false }`
[INFO] [stdout] 125eaf0aaa2f6e135cb6d800c9f5de37d23279769015de2c4ba606224a91e494
