[INFO] fetching crate brk_mcp 0.1.0-alpha.2...
[INFO] checking brk_mcp-0.1.0-alpha.2 against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-4
[INFO] extracting crate brk_mcp 0.1.0-alpha.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate brk_mcp 0.1.0-alpha.2
[INFO] finished tweaking crates.io crate brk_mcp 0.1.0-alpha.2
[INFO] tweaked toml for crates.io crate brk_mcp 0.1.0-alpha.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate brk_mcp 0.1.0-alpha.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 brk_mcp 0.1.0-alpha.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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d8e3a6c3301c8e2002fe488d7b5eabd43bcc88a4c64fd5084a0e0386cbec4a5e
[INFO] running `Command { std: "docker" "start" "-a" "d8e3a6c3301c8e2002fe488d7b5eabd43bcc88a4c64fd5084a0e0386cbec4a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8e3a6c3301c8e2002fe488d7b5eabd43bcc88a4c64fd5084a0e0386cbec4a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8e3a6c3301c8e2002fe488d7b5eabd43bcc88a4c64fd5084a0e0386cbec4a5e", kill_on_drop: false }`
[INFO] [stdout] d8e3a6c3301c8e2002fe488d7b5eabd43bcc88a4c64fd5084a0e0386cbec4a5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 56602951fd2f3221f41b8b65cdbd2f5466a3fc86852129f1aea6cf75a6101a36
[INFO] running `Command { std: "docker" "start" "-a" "56602951fd2f3221f41b8b65cdbd2f5466a3fc86852129f1aea6cf75a6101a36", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.104
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[INFO] [stderr]    Compiling brk_mcp v0.1.0-alpha.2 (/opt/rustwide/workdir)
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[INFO] [stderr]    Compiling darling_macro v0.21.3
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[INFO] [stderr]    Compiling brk_rmcp-macros v0.8.0
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[INFO] [stdout] error[E0446]: private trait `TransferObject` in public interface
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/brk_rmcp-0.8.0/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/brk_rmcp-0.8.0/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/brk_rmcp-0.8.0/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<CancelledNotification, Error = Self::Not>
[INFO] [stdout] 71 | |         + From<CancelledNotification>
[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/brk_rmcp-0.8.0/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/brk_rmcp-0.8.0/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/brk_rmcp-0.8.0/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<CancelledNotification, Error = Self::PeerNot>
[INFO] [stdout] 76 | |         + From<CancelledNotification>
[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/brk_rmcp-0.8.0/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/brk_rmcp-0.8.0/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 `brk_rmcp` (lib) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "56602951fd2f3221f41b8b65cdbd2f5466a3fc86852129f1aea6cf75a6101a36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56602951fd2f3221f41b8b65cdbd2f5466a3fc86852129f1aea6cf75a6101a36", kill_on_drop: false }`
[INFO] [stdout] 56602951fd2f3221f41b8b65cdbd2f5466a3fc86852129f1aea6cf75a6101a36
