[INFO] fetching crate kotoba-server-workflow 0.1.21...
[INFO] checking kotoba-server-workflow-0.1.21 against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] extracting crate kotoba-server-workflow 0.1.21 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate kotoba-server-workflow 0.1.21
[INFO] finished tweaking crates.io crate kotoba-server-workflow 0.1.21
[INFO] tweaked toml for crates.io crate kotoba-server-workflow 0.1.21 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kotoba-server-workflow 0.1.21 on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kotoba-server-workflow 0.1.21 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kotoba-server-core v0.1.21
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[INFO] [stderr]   Downloaded compression-core v0.4.29
[INFO] [stderr]   Downloaded kotoba-workflow-core v0.1.21
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[INFO] [stderr]   Downloaded kotoba-core v0.1.21
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 596639fe8f5d1be0192b0460029b5789888d71846ee0f3849e6380e80631fff2
[INFO] running `Command { std: "docker" "start" "-a" "596639fe8f5d1be0192b0460029b5789888d71846ee0f3849e6380e80631fff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "596639fe8f5d1be0192b0460029b5789888d71846ee0f3849e6380e80631fff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "596639fe8f5d1be0192b0460029b5789888d71846ee0f3849e6380e80631fff2", kill_on_drop: false }`
[INFO] [stdout] 596639fe8f5d1be0192b0460029b5789888d71846ee0f3849e6380e80631fff2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5edbedf09385cf397e745d20b6bded5d43d2e0f33cd33a88b7e72857c609ac4a
[INFO] running `Command { std: "docker" "start" "-a" "5edbedf09385cf397e745d20b6bded5d43d2e0f33cd33a88b7e72857c609ac4a", kill_on_drop: false }`
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[INFO] [stdout] warning: unused variable: `execution_id`
[INFO] [stdout]   --> src/workflow.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         execution_id: &WorkflowExecutionId,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_execution_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `state` is never read
[INFO] [stdout]   --> src/handlers.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct WorkflowApiHandler<E> {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] 41 |     state: WorkflowState<E>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WorkflowApiHandler` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `execution_id`
[INFO] [stdout]   --> src/workflow.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         execution_id: &WorkflowExecutionId,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_execution_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `state` is never read
[INFO] [stdout]   --> src/handlers.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct WorkflowApiHandler<E> {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] 41 |     state: WorkflowState<E>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WorkflowApiHandler` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 57.11s
[INFO] running `Command { std: "docker" "inspect" "5edbedf09385cf397e745d20b6bded5d43d2e0f33cd33a88b7e72857c609ac4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5edbedf09385cf397e745d20b6bded5d43d2e0f33cd33a88b7e72857c609ac4a", kill_on_drop: false }`
[INFO] [stdout] 5edbedf09385cf397e745d20b6bded5d43d2e0f33cd33a88b7e72857c609ac4a