[INFO] fetching crate jsonrpsee-core 0.20.3...
[INFO] checking jsonrpsee-core-0.20.3 against nightly-2024-02-05 for check-cfg-2
[INFO] extracting crate jsonrpsee-core 0.20.3 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate jsonrpsee-core 0.20.3 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jsonrpsee-core 0.20.3
[INFO] finished tweaking crates.io crate jsonrpsee-core 0.20.3
[INFO] tweaked toml for crates.io crate jsonrpsee-core 0.20.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+nightly-2024-02-05" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7602724533cf6e41162eea7cfde9f676242c5daac5b2815294115bc8ef613f77
[INFO] running `Command { std: "docker" "start" "-a" "7602724533cf6e41162eea7cfde9f676242c5daac5b2815294115bc8ef613f77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7602724533cf6e41162eea7cfde9f676242c5daac5b2815294115bc8ef613f77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7602724533cf6e41162eea7cfde9f676242c5daac5b2815294115bc8ef613f77", kill_on_drop: false }`
[INFO] [stdout] 7602724533cf6e41162eea7cfde9f676242c5daac5b2815294115bc8ef613f77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 576b862d709837e85c19c744638375056b00047075208c34178064466e063cd0
[INFO] running `Command { std: "docker" "start" "-a" "576b862d709837e85c19c744638375056b00047075208c34178064466e063cd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking thiserror v1.0.56
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking beef v0.5.2
[INFO] [stderr]     Checking jsonrpsee-types v0.20.3
[INFO] [stderr]     Checking jsonrpsee-core v0.20.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `cfg_async_client`
[INFO] [stdout]   --> src/macros.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 | macro_rules! cfg_async_client {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `cfg_async_client`
[INFO] [stdout]   --> src/macros.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 | macro_rules! cfg_async_client {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/error.rs:127:24
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub struct StringError(pub(crate) String);
[INFO] [stdout]     |            ----------- ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StringError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub struct StringError(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/error.rs:127:24
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub struct StringError(pub(crate) String);
[INFO] [stdout]     |            ----------- ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StringError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub struct StringError(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.78s
[INFO] running `Command { std: "docker" "inspect" "576b862d709837e85c19c744638375056b00047075208c34178064466e063cd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "576b862d709837e85c19c744638375056b00047075208c34178064466e063cd0", kill_on_drop: false }`
[INFO] [stdout] 576b862d709837e85c19c744638375056b00047075208c34178064466e063cd0
