[INFO] fetching crate jsonrpc-server-utils 18.0.0...
[INFO] checking jsonrpc-server-utils-18.0.0 against master#5ad98b4026d5172f27615b105658bc8bfd677be8 for pr-129422
[INFO] extracting crate jsonrpc-server-utils 18.0.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate jsonrpc-server-utils 18.0.0 on toolchain 5ad98b4026d5172f27615b105658bc8bfd677be8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jsonrpc-server-utils 18.0.0
[INFO] finished tweaking crates.io crate jsonrpc-server-utils 18.0.0
[INFO] tweaked toml for crates.io crate jsonrpc-server-utils 18.0.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 63 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.24.1)
[INFO] [stderr]       Adding gimli v0.29.0 (latest: v0.31.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding miniz_oxide v0.7.4 (latest: v0.8.0)
[INFO] [stderr]       Adding tokio-util v0.6.10 (latest: v0.7.11)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e82176b1d86b4208610c0e4bd158d3e55b9a43f4d43f7fc3071b06e0e8cc4c8d
[INFO] running `Command { std: "docker" "start" "-a" "e82176b1d86b4208610c0e4bd158d3e55b9a43f4d43f7fc3071b06e0e8cc4c8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e82176b1d86b4208610c0e4bd158d3e55b9a43f4d43f7fc3071b06e0e8cc4c8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e82176b1d86b4208610c0e4bd158d3e55b9a43f4d43f7fc3071b06e0e8cc4c8d", kill_on_drop: false }`
[INFO] [stdout] e82176b1d86b4208610c0e4bd158d3e55b9a43f4d43f7fc3071b06e0e8cc4c8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2bab1f7c04f293fb91c0c426860581b4d5c4e99735845a9252b157954b17dce
[INFO] running `Command { std: "docker" "start" "-a" "c2bab1f7c04f293fb91c0c426860581b4d5c4e99735845a9252b157954b17dce", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking bstr v1.10.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking tokio-stream v0.1.15
[INFO] [stderr]     Checking tokio-util v0.6.10
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking jsonrpc-core v18.0.0
[INFO] [stderr]     Checking jsonrpc-server-utils v18.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `executor` is never read
[INFO] [stdout]   --> src/reactor.rs:78:2
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub struct RpcEventLoop {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 78 |     executor: TaskExecutor,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RpcEventLoop` 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `executor` is never read
[INFO] [stdout]   --> src/reactor.rs:78:2
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub struct RpcEventLoop {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 78 |     executor: TaskExecutor,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RpcEventLoop` 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.34s
[INFO] running `Command { std: "docker" "inspect" "c2bab1f7c04f293fb91c0c426860581b4d5c4e99735845a9252b157954b17dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2bab1f7c04f293fb91c0c426860581b4d5c4e99735845a9252b157954b17dce", kill_on_drop: false }`
[INFO] [stdout] c2bab1f7c04f293fb91c0c426860581b4d5c4e99735845a9252b157954b17dce