[INFO] fetching crate mcp-protocol-client 0.2.0... [INFO] testing mcp-protocol-client-0.2.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate mcp-protocol-client 0.2.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate mcp-protocol-client 0.2.0 [INFO] finished tweaking crates.io crate mcp-protocol-client 0.2.0 [INFO] tweaked toml for crates.io crate mcp-protocol-client 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mcp-protocol-client 0.2.0 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mcp-protocol-client 0.2.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-signal v0.2.9 [INFO] [stderr] Downloaded crossbeam-queue v0.1.2 [INFO] [stderr] Downloaded tokio-process v0.2.5 [INFO] [stderr] Downloaded mcp-protocol-types v0.1.0 [INFO] [stderr] Downloaded tokio v1.47.0 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eecd1abb77dc2e8811f1e1872f122b481a787bbcc5d5b0aa2b4e51144187eb7d [INFO] running `Command { std: "docker" "start" "-a" "eecd1abb77dc2e8811f1e1872f122b481a787bbcc5d5b0aa2b4e51144187eb7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eecd1abb77dc2e8811f1e1872f122b481a787bbcc5d5b0aa2b4e51144187eb7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eecd1abb77dc2e8811f1e1872f122b481a787bbcc5d5b0aa2b4e51144187eb7d", kill_on_drop: false }` [INFO] [stdout] eecd1abb77dc2e8811f1e1872f122b481a787bbcc5d5b0aa2b4e51144187eb7d [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c93e7459a9c1333ebdd426893b01b8c86b9cdd646ed9f3f2d36d79e294ed41f8 [INFO] running `Command { std: "docker" "start" "-a" "c93e7459a9c1333ebdd426893b01b8c86b9cdd646ed9f3f2d36d79e294ed41f8", kill_on_drop: false }` [INFO] [stderr] Compiling slab v0.4.10 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling memchr v2.7.5 [INFO] [stderr] Compiling futures-sink v0.3.31 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Compiling futures-channel v0.3.31 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling signal-hook-registry v1.4.5 [INFO] [stderr] Compiling num_cpus v1.17.0 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling serde_json v1.0.141 [INFO] [stderr] Compiling tracing-core v0.1.34 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling parking_lot v0.12.4 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Compiling tokio-signal v0.2.9 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling mio v1.0.4 [INFO] [stderr] Compiling socket2 v0.6.0 [INFO] [stderr] Compiling uuid v1.17.0 [INFO] [stderr] Compiling tokio v1.47.0 [INFO] [stderr] Compiling tokio-process v0.2.5 [INFO] [stderr] Compiling async-trait v0.1.88 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling futures-executor v0.3.31 [INFO] [stderr] Compiling futures v0.3.31 [INFO] [stderr] Compiling mcp-protocol-types v0.1.0 [INFO] [stderr] Compiling mcp-protocol-client v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `mcp-protocol-sdk` [INFO] [stdout] --> src/lib.rs:48:7 [INFO] [stdout] | [INFO] [stdout] 48 | #[cfg(feature = "mcp-protocol-sdk")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `http`, `reqwest`, `stdio`, `tokio-process`, `tokio-tungstenite`, and `websocket` [INFO] [stdout] = help: consider adding `mcp-protocol-sdk` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.32s [INFO] running `Command { std: "docker" "inspect" "c93e7459a9c1333ebdd426893b01b8c86b9cdd646ed9f3f2d36d79e294ed41f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c93e7459a9c1333ebdd426893b01b8c86b9cdd646ed9f3f2d36d79e294ed41f8", kill_on_drop: false }` [INFO] [stdout] c93e7459a9c1333ebdd426893b01b8c86b9cdd646ed9f3f2d36d79e294ed41f8 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 42ef8c682d0d914c3e16eaecf5db706f3c4176ea1c237f2f54df8ed498a2d59e [INFO] running `Command { std: "docker" "start" "-a" "42ef8c682d0d914c3e16eaecf5db706f3c4176ea1c237f2f54df8ed498a2d59e", kill_on_drop: false }` [INFO] [stderr] Compiling futures-channel v0.3.31 [INFO] [stderr] Compiling tokio v1.47.0 [INFO] [stderr] Compiling rustix v1.0.8 [INFO] [stderr] Compiling async-stream-impl v0.3.6 [INFO] [stderr] Compiling bitflags v2.9.1 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling async-stream v0.3.6 [INFO] [stderr] Compiling tempfile v3.20.0 [INFO] [stderr] Compiling futures-executor v0.3.31 [INFO] [stderr] Compiling futures v0.3.31 [INFO] [stderr] Compiling tokio-stream v0.1.17 [INFO] [stderr] Compiling mcp-protocol-client v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `mcp-protocol-sdk` [INFO] [stdout] --> src/lib.rs:48:7 [INFO] [stdout] | [INFO] [stdout] 48 | #[cfg(feature = "mcp-protocol-sdk")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `http`, `reqwest`, `stdio`, `tokio-process`, `tokio-tungstenite`, and `websocket` [INFO] [stdout] = help: consider adding `mcp-protocol-sdk` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tokio-test v0.4.4 [INFO] [stdout] warning: unexpected `cfg` condition value: `mcp-protocol-sdk` [INFO] [stdout] --> src/lib.rs:48:7 [INFO] [stdout] | [INFO] [stdout] 48 | #[cfg(feature = "mcp-protocol-sdk")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `http`, `reqwest`, `stdio`, `tokio-process`, `tokio-tungstenite`, and `websocket` [INFO] [stdout] = help: consider adding `mcp-protocol-sdk` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 19.04s [INFO] running `Command { std: "docker" "inspect" "42ef8c682d0d914c3e16eaecf5db706f3c4176ea1c237f2f54df8ed498a2d59e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42ef8c682d0d914c3e16eaecf5db706f3c4176ea1c237f2f54df8ed498a2d59e", kill_on_drop: false }` [INFO] [stdout] 42ef8c682d0d914c3e16eaecf5db706f3c4176ea1c237f2f54df8ed498a2d59e [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4923b8fff21bb7a64ce51c609de404eb1600ede0a2bcaede74a4e4b38a3db4e9 [INFO] running `Command { std: "docker" "start" "-a" "4923b8fff21bb7a64ce51c609de404eb1600ede0a2bcaede74a4e4b38a3db4e9", kill_on_drop: false }` [INFO] [stderr] warning: unexpected `cfg` condition value: `mcp-protocol-sdk` [INFO] [stderr] --> src/lib.rs:48:7 [INFO] [stderr] | [INFO] [stderr] 48 | #[cfg(feature = "mcp-protocol-sdk")] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: expected values for `feature` are: `default`, `http`, `reqwest`, `stdio`, `tokio-process`, `tokio-tungstenite`, and `websocket` [INFO] [stderr] = help: consider adding `mcp-protocol-sdk` as a feature in `Cargo.toml` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `mcp-protocol-client` (lib) generated 1 warning [INFO] [stderr] warning: `mcp-protocol-client` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mcp_protocol_client-4b12ef18d1711d60) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests mcp_protocol_client [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4923b8fff21bb7a64ce51c609de404eb1600ede0a2bcaede74a4e4b38a3db4e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4923b8fff21bb7a64ce51c609de404eb1600ede0a2bcaede74a4e4b38a3db4e9", kill_on_drop: false }` [INFO] [stdout] 4923b8fff21bb7a64ce51c609de404eb1600ede0a2bcaede74a4e4b38a3db4e9