[INFO] fetching crate rmcp 0.8.3...
[INFO] testing rmcp-0.8.3 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate rmcp 0.8.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rmcp 0.8.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rmcp 0.8.3
[INFO] tweaked toml for crates.io crate rmcp 0.8.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rmcp 0.8.3 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rmcp 0.8.3 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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_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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 669e4bc10ffb877a335150f1b1fde219d3a7778c3236a69571542de7468853bd
[INFO] running `Command { std: "docker" "start" "-a" "669e4bc10ffb877a335150f1b1fde219d3a7778c3236a69571542de7468853bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "669e4bc10ffb877a335150f1b1fde219d3a7778c3236a69571542de7468853bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "669e4bc10ffb877a335150f1b1fde219d3a7778c3236a69571542de7468853bd", kill_on_drop: false }`
[INFO] [stdout] 669e4bc10ffb877a335150f1b1fde219d3a7778c3236a69571542de7468853bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a1bab47ab9c72562fdc4103d363335d558db7fa81b2af96282168e8e2a8e3ad
[INFO] running `Command { std: "docker" "start" "-a" "3a1bab47ab9c72562fdc4103d363335d558db7fa81b2af96282168e8e2a8e3ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.20
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.107
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling schemars_derive v1.0.4
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling rmcp-macros v0.8.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling schemars v1.0.4
[INFO] [stderr]    Compiling rmcp v0.8.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.83s
[INFO] running `Command { std: "docker" "inspect" "3a1bab47ab9c72562fdc4103d363335d558db7fa81b2af96282168e8e2a8e3ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a1bab47ab9c72562fdc4103d363335d558db7fa81b2af96282168e8e2a8e3ad", kill_on_drop: false }`
[INFO] [stdout] 3a1bab47ab9c72562fdc4103d363335d558db7fa81b2af96282168e8e2a8e3ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45e60b370008ef4bea6cb4e477334c6885dfc8f81712f30c9a15b2987b9c1e1d
[INFO] running `Command { std: "docker" "start" "-a" "45e60b370008ef4bea6cb4e477334c6885dfc8f81712f30c9a15b2987b9c1e1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling rmcp v0.8.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `rmcp::ClientHandler`
[INFO] [stdout]    --> tests/test_prompt_macros.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout]   6 |     ClientHandler, RoleServer, ServerHandler, ServiceExt,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ no `ClientHandler` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:147:26
[INFO] [stdout]     |
[INFO] [stdout] 145 | #[cfg(feature = "client")]
[INFO] [stdout]     |       ------------------ the item is gated behind the `client` feature
[INFO] [stdout] 146 | #[cfg_attr(docsrs, doc(cfg(feature = "client")))]
[INFO] [stdout] 147 | pub use handler::client::ClientHandler;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `rmcp::ClientHandler`, `rmcp::RoleClient`
[INFO] [stdout]    --> tests/common/handlers.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout]   7 |     ClientHandler, ErrorData as McpError, RoleClient, RoleServer, ServerHandler,
[INFO] [stdout]     |     ^^^^^^^^^^^^^                         ^^^^^^^^^^ no `RoleClient` in the root
[INFO] [stdout]     |     |
[INFO] [stdout]     |     no `ClientHandler` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:147:26
[INFO] [stdout]     |
[INFO] [stdout] 145 | #[cfg(feature = "client")]
[INFO] [stdout]     |       ------------------ the item is gated behind the `client` feature
[INFO] [stdout] 146 | #[cfg_attr(docsrs, doc(cfg(feature = "client")))]
[INFO] [stdout] 147 | pub use handler::client::ClientHandler;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:159:19
[INFO] [stdout]     |
[INFO] [stdout] 157 | #[cfg(feature = "client")]
[INFO] [stdout]     |       ------------------ the item is gated behind the `client` feature
[INFO] [stdout] 158 | #[cfg_attr(docsrs, doc(cfg(feature = "client")))]
[INFO] [stdout] 159 | pub use service::{RoleClient, serve_client};
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rmcp` (test "test_sampling") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rmcp` (test "test_prompt_macros") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "45e60b370008ef4bea6cb4e477334c6885dfc8f81712f30c9a15b2987b9c1e1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45e60b370008ef4bea6cb4e477334c6885dfc8f81712f30c9a15b2987b9c1e1d", kill_on_drop: false }`
[INFO] [stdout] 45e60b370008ef4bea6cb4e477334c6885dfc8f81712f30c9a15b2987b9c1e1d