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[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aws-samples/sample-building-mcp-servers-with-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faws-samples%2Fsample-building-mcp-servers-with-rust", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b65e9b1cec6d2bbb035f91699a11bd941cd0135
[INFO] checking aws-samples/sample-building-mcp-servers-with-rust against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faws-samples%2Fsample-building-mcp-servers-with-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/aws-samples/sample-building-mcp-servers-with-rust
[INFO] finished tweaking git repo https://github.com/aws-samples/sample-building-mcp-servers-with-rust
[INFO] tweaked toml for git repo https://github.com/aws-samples/sample-building-mcp-servers-with-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aws-samples/sample-building-mcp-servers-with-rust 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/aws-samples/sample-building-mcp-servers-with-rust 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] 6c4e0b0667beac9129564e675143bc40f63e610b1c94d34313d13ecb63b4f9af
[INFO] running `Command { std: "docker" "start" "-a" "6c4e0b0667beac9129564e675143bc40f63e610b1c94d34313d13ecb63b4f9af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c4e0b0667beac9129564e675143bc40f63e610b1c94d34313d13ecb63b4f9af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c4e0b0667beac9129564e675143bc40f63e610b1c94d34313d13ecb63b4f9af", kill_on_drop: false }`
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[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] 6b4c753f8081d80c5721dfb01b0d436a49495c9a9d4056ddae3beb7da6b2cd01
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[INFO] [stdout] error[E0446]: private trait `TransferObject` in public interface
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/rust-sdk-773cd6d57c4837f3/afb8a90/crates/rmcp/src/service.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | / trait TransferObject:
[INFO] [stdout] 45 | |     std::fmt::Debug + Clone + serde::Serialize + serde::de::DeserializeOwned + Send + Sync + 'static
[INFO] [stdout]    | |____________________________________________________________________________________________________- `TransferObject` declared as private
[INFO] [stdout] ...
[INFO] [stdout] 62 |       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/git/checkouts/rust-sdk-773cd6d57c4837f3/afb8a90/crates/rmcp/src/service.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | / trait TransferObject:
[INFO] [stdout] 45 | |     std::fmt::Debug + Clone + serde::Serialize + serde::de::DeserializeOwned + Send + Sync + 'static
[INFO] [stdout]    | |____________________________________________________________________________________________________- `TransferObject` declared as private
[INFO] [stdout] ...
[INFO] [stdout] 63 |       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/git/checkouts/rust-sdk-773cd6d57c4837f3/afb8a90/crates/rmcp/src/service.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | / trait TransferObject:
[INFO] [stdout] 45 | |     std::fmt::Debug + Clone + serde::Serialize + serde::de::DeserializeOwned + Send + Sync + 'static
[INFO] [stdout]    | |____________________________________________________________________________________________________- `TransferObject` declared as private
[INFO] [stdout] ...
[INFO] [stdout] 64 | /     type Not: TryInto<CancelledNotification, Error = Self::Not>
[INFO] [stdout] 65 | |         + From<CancelledNotification>
[INFO] [stdout] 66 | |         + 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/git/checkouts/rust-sdk-773cd6d57c4837f3/afb8a90/crates/rmcp/src/service.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | / trait TransferObject:
[INFO] [stdout] 45 | |     std::fmt::Debug + Clone + serde::Serialize + serde::de::DeserializeOwned + Send + Sync + 'static
[INFO] [stdout]    | |____________________________________________________________________________________________________- `TransferObject` declared as private
[INFO] [stdout] ...
[INFO] [stdout] 67 |       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/git/checkouts/rust-sdk-773cd6d57c4837f3/afb8a90/crates/rmcp/src/service.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | / trait TransferObject:
[INFO] [stdout] 45 | |     std::fmt::Debug + Clone + serde::Serialize + serde::de::DeserializeOwned + Send + Sync + 'static
[INFO] [stdout]    | |____________________________________________________________________________________________________- `TransferObject` declared as private
[INFO] [stdout] ...
[INFO] [stdout] 68 |       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/git/checkouts/rust-sdk-773cd6d57c4837f3/afb8a90/crates/rmcp/src/service.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | / trait TransferObject:
[INFO] [stdout] 45 | |     std::fmt::Debug + Clone + serde::Serialize + serde::de::DeserializeOwned + Send + Sync + 'static
[INFO] [stdout]    | |____________________________________________________________________________________________________- `TransferObject` declared as private
[INFO] [stdout] ...
[INFO] [stdout] 69 | /     type PeerNot: TryInto<CancelledNotification, Error = Self::PeerNot>
[INFO] [stdout] 70 | |         + From<CancelledNotification>
[INFO] [stdout] 71 | |         + 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/git/checkouts/rust-sdk-773cd6d57c4837f3/afb8a90/crates/rmcp/src/service.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | / trait TransferObject:
[INFO] [stdout] 45 | |     std::fmt::Debug + Clone + serde::Serialize + serde::de::DeserializeOwned + Send + Sync + 'static
[INFO] [stdout]    | |____________________________________________________________________________________________________- `TransferObject` declared as private
[INFO] [stdout] ...
[INFO] [stdout] 73 |       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/git/checkouts/rust-sdk-773cd6d57c4837f3/afb8a90/crates/rmcp/src/service.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | / trait TransferObject:
[INFO] [stdout] 45 | |     std::fmt::Debug + Clone + serde::Serialize + serde::de::DeserializeOwned + Send + Sync + 'static
[INFO] [stdout]    | |____________________________________________________________________________________________________- `TransferObject` declared as private
[INFO] [stdout] ...
[INFO] [stdout] 74 |       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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6b4c753f8081d80c5721dfb01b0d436a49495c9a9d4056ddae3beb7da6b2cd01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b4c753f8081d80c5721dfb01b0d436a49495c9a9d4056ddae3beb7da6b2cd01", kill_on_drop: false }`
[INFO] [stdout] 6b4c753f8081d80c5721dfb01b0d436a49495c9a9d4056ddae3beb7da6b2cd01
