[INFO] fetching crate shuttle-mcp 0.57.2... [INFO] checking shuttle-mcp-0.57.2 against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-3 [INFO] extracting crate shuttle-mcp 0.57.2 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate shuttle-mcp 0.57.2 [INFO] finished tweaking crates.io crate shuttle-mcp 0.57.2 [INFO] tweaked toml for crates.io crate shuttle-mcp 0.57.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate shuttle-mcp 0.57.2 on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate shuttle-mcp 0.57.2 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" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d3e7654c8f78a665e0a4551b196977f45b7fc25167a01e783fdf38381abd5dec [INFO] running `Command { std: "docker" "start" "-a" "d3e7654c8f78a665e0a4551b196977f45b7fc25167a01e783fdf38381abd5dec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d3e7654c8f78a665e0a4551b196977f45b7fc25167a01e783fdf38381abd5dec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3e7654c8f78a665e0a4551b196977f45b7fc25167a01e783fdf38381abd5dec", kill_on_drop: false }` [INFO] [stdout] d3e7654c8f78a665e0a4551b196977f45b7fc25167a01e783fdf38381abd5dec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a6262a273c2d38b78821122e82b5035378fc78aee914c43b30873fbabba8b50 [INFO] running `Command { std: "docker" "start" "-a" "7a6262a273c2d38b78821122e82b5035378fc78aee914c43b30873fbabba8b50", kill_on_drop: false }` [INFO] [stderr] Compiling find-msvc-tools v0.1.1 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Checking potential_utf v0.1.3 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Compiling rustls v0.23.31 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Checking icu_collections v2.0.0 [INFO] [stderr] Compiling darling_core v0.21.3 [INFO] [stderr] Compiling ref-cast v1.0.24 [INFO] [stderr] Compiling cc v1.2.36 [INFO] [stderr] Checking hyper v1.7.0 [INFO] [stderr] Checking icu_normalizer v2.0.0 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking icu_properties v2.0.1 [INFO] [stderr] Compiling ref-cast-impl v1.0.24 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Compiling serde_derive_internals v0.29.1 [INFO] [stderr] Compiling ring v0.17.14 [INFO] [stderr] Checking webpki-roots v1.0.2 [INFO] [stderr] Checking bitflags v2.9.4 [INFO] [stderr] Checking tokio-util v0.7.16 [INFO] [stderr] Checking idna_adapter v1.2.1 [INFO] [stderr] Checking idna v1.1.0 [INFO] [stderr] Compiling schemars_derive v1.0.4 [INFO] [stderr] Compiling darling_macro v0.21.3 [INFO] [stderr] Compiling darling v0.21.3 [INFO] [stderr] Checking chrono v0.4.42 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking url v2.5.7 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking tower v0.5.2 [INFO] [stderr] Checking hyper-util v0.1.16 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking tower-http v0.6.6 [INFO] [stderr] Checking schemars v1.0.4 [INFO] [stderr] Compiling rmcp-macros v0.6.3 [INFO] [stderr] Checking rustls-webpki v0.103.4 [INFO] [stderr] Checking rmcp v0.6.3 [INFO] [stderr] Checking tokio-rustls v0.26.2 [INFO] [stderr] Checking hyper-rustls v0.27.7 [INFO] [stderr] Checking reqwest v0.12.23 [INFO] [stdout] error[E0446]: private trait `TransferObject` in public interface [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rmcp-0.6.3/src/service.rs:68:5 [INFO] [stdout] | [INFO] [stdout] 50 | / trait TransferObject: [INFO] [stdout] 51 | | std::fmt::Debug + Clone + serde::Serialize + serde::de::DeserializeOwned + Send + Sync + 'static [INFO] [stdout] | |____________________________________________________________________________________________________- `TransferObject` declared as private [INFO] [stdout] ... [INFO] [stdout] 68 | type Req: TransferObject + GetMeta + GetExtensions; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private trait [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0446]: private trait `TransferObject` in public interface [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rmcp-0.6.3/src/service.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 50 | / trait TransferObject: [INFO] [stdout] 51 | | std::fmt::Debug + Clone + serde::Serialize + serde::de::DeserializeOwned + Send + Sync + 'static [INFO] [stdout] | |____________________________________________________________________________________________________- `TransferObject` declared as private [INFO] [stdout] ... [INFO] [stdout] 69 | type Resp: TransferObject; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private trait [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0446]: private trait `TransferObject` in public interface [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rmcp-0.6.3/src/service.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 50 | / trait TransferObject: [INFO] [stdout] 51 | | std::fmt::Debug + Clone + serde::Serialize + serde::de::DeserializeOwned + Send + Sync + 'static [INFO] [stdout] | |____________________________________________________________________________________________________- `TransferObject` declared as private [INFO] [stdout] ... [INFO] [stdout] 70 | / type Not: TryInto [INFO] [stdout] 71 | | + From [INFO] [stdout] 72 | | + TransferObject; [INFO] [stdout] | |________________________^ can't leak private trait [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0446]: private trait `TransferObject` in public interface [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rmcp-0.6.3/src/service.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 50 | / trait TransferObject: [INFO] [stdout] 51 | | std::fmt::Debug + Clone + serde::Serialize + serde::de::DeserializeOwned + Send + Sync + 'static [INFO] [stdout] | |____________________________________________________________________________________________________- `TransferObject` declared as private [INFO] [stdout] ... [INFO] [stdout] 73 | type PeerReq: TransferObject + GetMeta + GetExtensions; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private trait [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0446]: private trait `TransferObject` in public interface [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rmcp-0.6.3/src/service.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 50 | / trait TransferObject: [INFO] [stdout] 51 | | std::fmt::Debug + Clone + serde::Serialize + serde::de::DeserializeOwned + Send + Sync + 'static [INFO] [stdout] | |____________________________________________________________________________________________________- `TransferObject` declared as private [INFO] [stdout] ... [INFO] [stdout] 74 | type PeerResp: TransferObject; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private trait [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0446]: private trait `TransferObject` in public interface [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rmcp-0.6.3/src/service.rs:75:5 [INFO] [stdout] | [INFO] [stdout] 50 | / trait TransferObject: [INFO] [stdout] 51 | | std::fmt::Debug + Clone + serde::Serialize + serde::de::DeserializeOwned + Send + Sync + 'static [INFO] [stdout] | |____________________________________________________________________________________________________- `TransferObject` declared as private [INFO] [stdout] ... [INFO] [stdout] 75 | / type PeerNot: TryInto [INFO] [stdout] 76 | | + From [INFO] [stdout] 77 | | + TransferObject [INFO] [stdout] 78 | | + GetMeta [INFO] [stdout] 79 | | + GetExtensions; [INFO] [stdout] | |_______________________^ can't leak private trait [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0446]: private trait `TransferObject` in public interface [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rmcp-0.6.3/src/service.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 50 | / trait TransferObject: [INFO] [stdout] 51 | | std::fmt::Debug + Clone + serde::Serialize + serde::de::DeserializeOwned + Send + Sync + 'static [INFO] [stdout] | |____________________________________________________________________________________________________- `TransferObject` declared as private [INFO] [stdout] ... [INFO] [stdout] 82 | type Info: TransferObject; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private trait [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0446]: private trait `TransferObject` in public interface [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rmcp-0.6.3/src/service.rs:83:5 [INFO] [stdout] | [INFO] [stdout] 50 | / trait TransferObject: [INFO] [stdout] 51 | | std::fmt::Debug + Clone + serde::Serialize + serde::de::DeserializeOwned + Send + Sync + 'static [INFO] [stdout] | |____________________________________________________________________________________________________- `TransferObject` declared as private [INFO] [stdout] ... [INFO] [stdout] 83 | type PeerInfo: TransferObject; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private trait [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0446`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rmcp` (lib) due to 8 previous errors [INFO] running `Command { std: "docker" "inspect" "7a6262a273c2d38b78821122e82b5035378fc78aee914c43b30873fbabba8b50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a6262a273c2d38b78821122e82b5035378fc78aee914c43b30873fbabba8b50", kill_on_drop: false }` [INFO] [stdout] 7a6262a273c2d38b78821122e82b5035378fc78aee914c43b30873fbabba8b50