[INFO] cloning repository https://github.com/alpha-hack-program/compatibility-engine-mcp-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alpha-hack-program/compatibility-engine-mcp-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falpha-hack-program%2Fcompatibility-engine-mcp-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falpha-hack-program%2Fcompatibility-engine-mcp-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b38ed0103937e857b739a9a458157c8c1d7d1fd2 [INFO] checking alpha-hack-program/compatibility-engine-mcp-rs against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falpha-hack-program%2Fcompatibility-engine-mcp-rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/alpha-hack-program/compatibility-engine-mcp-rs [INFO] finished tweaking git repo https://github.com/alpha-hack-program/compatibility-engine-mcp-rs [INFO] tweaked toml for git repo https://github.com/alpha-hack-program/compatibility-engine-mcp-rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/alpha-hack-program/compatibility-engine-mcp-rs 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 git repo https://github.com/alpha-hack-program/compatibility-engine-mcp-rs 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] 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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c12ab77163136181fc1df9946ddcf4597f0585c439168000bfb60580b83f9c5b [INFO] running `Command { std: "docker" "start" "-a" "c12ab77163136181fc1df9946ddcf4597f0585c439168000bfb60580b83f9c5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c12ab77163136181fc1df9946ddcf4597f0585c439168000bfb60580b83f9c5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c12ab77163136181fc1df9946ddcf4597f0585c439168000bfb60580b83f9c5b", kill_on_drop: false }` [INFO] [stdout] c12ab77163136181fc1df9946ddcf4597f0585c439168000bfb60580b83f9c5b [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=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] 6973f4ce71cc276a42d0aa2a648f465accc2c3bc1088d74c764e842891141dc5 [INFO] running `Command { std: "docker" "start" "-a" "6973f4ce71cc276a42d0aa2a648f465accc2c3bc1088d74c764e842891141dc5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Checking cfg-if v1.0.1 [INFO] [stderr] Compiling cc v1.2.30 [INFO] [stderr] Checking slab v0.4.10 [INFO] [stderr] Checking hashbrown v0.15.4 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking rustls-pki-types v1.12.0 [INFO] [stderr] Compiling rustls v0.23.29 [INFO] [stderr] Compiling serde_json v1.0.141 [INFO] [stderr] Compiling memchr v2.7.5 [INFO] [stderr] Compiling rustversion v1.0.21 [INFO] [stderr] Checking iri-string v0.7.8 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Compiling winnow v0.7.12 [INFO] [stderr] Compiling basic-toml v0.1.10 [INFO] [stderr] Checking encoding_rs v0.8.35 [INFO] [stderr] Checking sha2 v0.10.9 [INFO] [stderr] Checking matchit v0.8.4 [INFO] [stderr] Compiling rustc-hash v2.1.1 [INFO] [stderr] Checking dyn-clone v1.0.19 [INFO] [stderr] Checking webpki-roots v1.0.2 [INFO] [stderr] Compiling prometheus v0.13.4 [INFO] [stderr] Checking thread_local v1.1.9 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking indexmap v2.10.0 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking socket2 v0.5.10 [INFO] [stderr] Checking signal-hook-registry v1.4.5 [INFO] [stderr] Checking mio v1.0.4 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking getrandom v0.3.3 [INFO] [stderr] Checking parking_lot_core v0.9.11 [INFO] [stderr] Compiling openssl-sys v0.9.109 [INFO] [stderr] Compiling ring v0.17.14 [INFO] [stderr] Checking rand_core v0.9.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking parking_lot v0.12.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Compiling openssl v0.10.73 [INFO] [stderr] Compiling native-tls v0.2.14 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rand v0.9.2 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Compiling synstructure v0.13.2 [INFO] [stderr] Compiling darling_core v0.21.0 [INFO] [stderr] Compiling serde_derive_internals v0.29.1 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling zerovec-derive v0.11.1 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling ref-cast-impl v1.0.24 [INFO] [stderr] Compiling axum-macros v0.5.0 [INFO] [stderr] Compiling thiserror-impl v2.0.12 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling yoke-derive v0.8.0 [INFO] [stderr] Compiling schemars_derive v1.0.4 [INFO] [stderr] Checking ref-cast v1.0.24 [INFO] [stderr] Checking tokio v1.46.1 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking zerofrom v0.1.6 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Checking yoke v0.8.0 [INFO] [stderr] Checking thiserror v2.0.12 [INFO] [stderr] Compiling darling_macro v0.21.0 [INFO] [stderr] Checking thiserror v1.0.69 [INFO] [stderr] Checking zerovec v0.11.2 [INFO] [stderr] Checking zerotrie v0.2.2 [INFO] [stderr] Checking axum-core v0.5.2 [INFO] [stderr] Checking tracing-subscriber v0.3.19 [INFO] [stderr] Checking rustls-webpki v0.103.4 [INFO] [stderr] Compiling darling v0.21.0 [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Compiling askama_parser v0.14.0 [INFO] [stderr] Compiling rmcp-macros v0.8.5 [INFO] [stderr] Checking tinystr v0.8.1 [INFO] [stderr] Checking potential_utf v0.1.2 [INFO] [stderr] Checking icu_collections v2.0.0 [INFO] [stderr] Checking icu_locale_core v2.0.0 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking chrono v0.4.41 [INFO] [stderr] Checking serde_path_to_error v0.1.17 [INFO] [stderr] Checking uuid v1.17.0 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking sse-stream v0.2.1 [INFO] [stderr] Checking icu_provider v2.0.0 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking icu_normalizer v2.0.0 [INFO] [stderr] Checking icu_properties v2.0.1 [INFO] [stderr] Compiling askama_derive v0.14.0 [INFO] [stderr] Checking schemars v1.0.4 [INFO] [stderr] Checking tokio-util v0.7.15 [INFO] [stderr] Checking tower v0.5.2 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking tokio-stream v0.1.17 [INFO] [stderr] Checking tokio-rustls v0.26.2 [INFO] [stderr] Checking idna_adapter v1.2.1 [INFO] [stderr] Checking idna v1.0.3 [INFO] [stderr] Checking h2 v0.4.11 [INFO] [stderr] Checking tower-http v0.6.6 [INFO] [stderr] Checking url v2.5.4 [INFO] [stderr] Checking askama v0.14.0 [INFO] [stderr] Checking hyper v1.6.0 [INFO] [stderr] Checking hyper-util v0.1.16 [INFO] [stderr] Checking hyper-rustls v0.27.7 [INFO] [stderr] Checking hyper-tls v0.6.0 [INFO] [stderr] Checking axum v0.8.4 [INFO] [stderr] Checking reqwest v0.12.22 [INFO] [stderr] Checking oauth2 v5.0.0 [INFO] [stderr] Checking rmcp v0.8.5 [INFO] [stdout] error[E0446]: private trait `TransferObject` in public interface [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rmcp-0.8.5/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-0.8.5/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-0.8.5/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-0.8.5/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-0.8.5/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-0.8.5/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-0.8.5/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-0.8.5/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" "6973f4ce71cc276a42d0aa2a648f465accc2c3bc1088d74c764e842891141dc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6973f4ce71cc276a42d0aa2a648f465accc2c3bc1088d74c764e842891141dc5", kill_on_drop: false }` [INFO] [stdout] 6973f4ce71cc276a42d0aa2a648f465accc2c3bc1088d74c764e842891141dc5