[INFO] fetching crate rust-mcp-server 0.3.7... [INFO] testing rust-mcp-server-0.3.7 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2 [INFO] extracting crate rust-mcp-server 0.3.7 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate rust-mcp-server 0.3.7 [INFO] finished tweaking crates.io crate rust-mcp-server 0.3.7 [INFO] tweaked toml for crates.io crate rust-mcp-server 0.3.7 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rust-mcp-server 0.3.7 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rust-mcp-server 0.3.7 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded insta v1.47.2 [INFO] [stderr] Downloaded rmcp v1.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8455483a12eaecbae1ca57b70d45950d2fce9b276155e830cd9c74ffbaf3bffd [INFO] running `Command { std: "docker" "start" "-a" "8455483a12eaecbae1ca57b70d45950d2fce9b276155e830cd9c74ffbaf3bffd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8455483a12eaecbae1ca57b70d45950d2fce9b276155e830cd9c74ffbaf3bffd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8455483a12eaecbae1ca57b70d45950d2fce9b276155e830cd9c74ffbaf3bffd", kill_on_drop: false }` [INFO] [stdout] 8455483a12eaecbae1ca57b70d45950d2fce9b276155e830cd9c74ffbaf3bffd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c4b1bf619ecb1305120d46cba9b1adfa87f988504017eca381afd2c3f34631e0 [INFO] running `Command { std: "docker" "start" "-a" "c4b1bf619ecb1305120d46cba9b1adfa87f988504017eca381afd2c3f34631e0", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling once_cell v1.21.4 [INFO] [stderr] Compiling futures-channel v0.3.32 [INFO] [stderr] Compiling slab v0.4.12 [INFO] [stderr] Compiling serde_json v1.0.149 [INFO] [stderr] Compiling ref-cast v1.0.25 [INFO] [stderr] Compiling futures-io v0.3.32 [INFO] [stderr] Compiling regex-automata v0.4.14 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Compiling num-conv v0.2.1 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling rmcp v1.3.0 [INFO] [stderr] Compiling anstyle v1.0.14 [INFO] [stderr] Compiling clap_lex v1.1.0 [INFO] [stderr] Compiling pastey v0.2.1 [INFO] [stderr] Compiling rust-mcp-server v0.3.7 (/opt/rustwide/workdir) [INFO] [stderr] Compiling tracing-core v0.1.36 [INFO] [stderr] Compiling time v0.3.47 [INFO] [stderr] Compiling clap_builder v4.6.0 [INFO] [stderr] Compiling tracing-log v0.2.0 [INFO] [stderr] Compiling matchers v0.2.0 [INFO] [stderr] Compiling serde_derive_internals v0.29.1 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling futures-macro v0.3.32 [INFO] [stderr] Compiling tracing-attributes v0.1.31 [INFO] [stderr] Compiling tokio-macros v2.7.0 [INFO] [stderr] Compiling ref-cast-impl v1.0.25 [INFO] [stderr] Compiling thiserror-impl v2.0.18 [INFO] [stderr] Compiling async-trait v0.1.89 [INFO] [stderr] Compiling clap_derive v4.6.0 [INFO] [stderr] Compiling schemars_derive v1.2.1 [INFO] [stderr] Compiling tokio v1.51.0 [INFO] [stderr] Compiling futures-util v0.3.32 [INFO] [stderr] Compiling tracing v0.1.44 [INFO] [stderr] Compiling tracing-subscriber v0.3.23 [INFO] [stderr] Compiling thiserror v2.0.18 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling clap v4.6.0 [INFO] [stderr] Compiling tracing-appender v0.2.4 [INFO] [stderr] Compiling chrono v0.4.44 [INFO] [stderr] Compiling tokio-util v0.7.18 [INFO] [stderr] Compiling schemars v1.2.1 [INFO] [stderr] Compiling futures-executor v0.3.32 [INFO] [stderr] Compiling futures v0.3.32 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.61s [INFO] running `Command { std: "docker" "inspect" "c4b1bf619ecb1305120d46cba9b1adfa87f988504017eca381afd2c3f34631e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4b1bf619ecb1305120d46cba9b1adfa87f988504017eca381afd2c3f34631e0", kill_on_drop: false }` [INFO] [stdout] c4b1bf619ecb1305120d46cba9b1adfa87f988504017eca381afd2c3f34631e0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6141f0813dbd848cc389957dcb493531dce46e893676b05d5e7be62ac2f9936a [INFO] running `Command { std: "docker" "start" "-a" "6141f0813dbd848cc389957dcb493531dce46e893676b05d5e7be62ac2f9936a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.184 [INFO] [stderr] Compiling similar v2.7.0 [INFO] [stderr] Compiling getrandom v0.4.2 [INFO] [stderr] Compiling console v0.16.3 [INFO] [stderr] Compiling tempfile v3.27.0 [INFO] [stderr] Compiling insta v1.47.2 [INFO] [stderr] Compiling rust-mcp-server v0.3.7 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 11.95s [INFO] running `Command { std: "docker" "inspect" "6141f0813dbd848cc389957dcb493531dce46e893676b05d5e7be62ac2f9936a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6141f0813dbd848cc389957dcb493531dce46e893676b05d5e7be62ac2f9936a", kill_on_drop: false }` [INFO] [stdout] 6141f0813dbd848cc389957dcb493531dce46e893676b05d5e7be62ac2f9936a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 87f301310b1583d402647e4303a71452a00f6c382e559d4953c1572ac429e2cd [INFO] running `Command { std: "docker" "start" "-a" "87f301310b1583d402647e4303a71452a00f6c382e559d4953c1572ac429e2cd", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_mcp_server-cca8df021dce6947) [INFO] [stdout] [INFO] [stdout] running 62 tests [INFO] [stdout] test response::tests::only_output ... ok [INFO] [stdout] test response::tests::with_additional_content_and_recommendations ... ok [INFO] [stdout] test serde_utils::tests::test_deserialize_string_empty_string ... ok [INFO] [stdout] test serde_utils::tests::test_deserialize_string_null_string ... ok [INFO] [stdout] test response::tests::ignore_recommendations ... ok [INFO] [stdout] test serde_utils::tests::test_deserialize_string_null_value ... ok [INFO] [stdout] test serde_utils::tests::test_deserialize_string_some ... ok [INFO] [stdout] test serde_utils::tests::test_deserialize_string_vec_empty_array ... ok [INFO] [stdout] test serde_utils::tests::test_deserialize_string_vec_some ... ok [INFO] [stdout] test serde_utils::tests::test_locking_mode_cli_flags ... ok [INFO] [stdout] test serde_utils::tests::test_package_with_version_deserialize_null_version ... ok [INFO] [stdout] test serde_utils::tests::test_package_with_version_deserialize_package_only ... ok [INFO] [stdout] test serde_utils::tests::test_output_verbosity_cli_flags ... ok [INFO] [stdout] test serde_utils::tests::test_deserialize_string_vec_empty_string ... ok [INFO] [stdout] test serde_utils::tests::test_deserialize_string_vec_invalid_element ... ok [INFO] [stdout] test serde_utils::tests::test_package_with_version_to_spec ... ok [INFO] [stdout] test serde_utils::tests::test_deserialize_string_vec_null_string ... ok [INFO] [stdout] test serde_utils::tests::test_package_with_version_with_version ... ok [INFO] [stdout] test serde_utils::tests::test_package_with_version_deserialize_package_with_version ... ok [INFO] [stdout] test serde_utils::tests::test_output_verbosity_to_cli_flags ... ok [INFO] [stdout] test serde_utils::tests::test_package_with_version_new ... ok [INFO] [stdout] test serde_utils::tests::test_package_with_version_deserialize_version_null_string ... ok [INFO] [stdout] test serde_utils::tests::test_deserialize_string_vec_null_value ... ok [INFO] [stdout] test tools::cargo::clippy::tests::test_deserialize_with_missing_package_field ... ok [INFO] [stdout] test tool::tests::test_tool_json_schema_leaves_non_null_type_untouched ... ok [INFO] [stdout] test tools::cargo::metadata::tests::test_deserialize_with_features_array ... ok [INFO] [stdout] test tools::cargo::add_remove::tests::test_dependency_type_helper ... ok [INFO] [stdout] test tools::cargo::clippy::tests::test_deserialize_with_package_field ... ok [INFO] [stdout] test tools::cargo::add_remove::tests::test_dependency_type_serde ... ok [INFO] [stdout] test tool::tests::test_tool_json_schema_removes_null_type_second ... ok [INFO] [stdout] test tools::cargo::info::tests::test_cargo_info_schema ... ok [INFO] [stdout] test tools::cargo::metadata::tests::test_deserialize_with_features_string_array ... ok [INFO] [stdout] test tools::cargo::test::tests::test_deserialize_with_features_string_array ... ok [INFO] [stdout] test tools::cargo::test::tests::test_deserialize_with_features_array ... ok [INFO] [stdout] test tools::cargo::test::tests::test_deserialize_with_missing_package_field ... ok [INFO] [stdout] test tools::cargo::test::tests::test_deserialize_with_single_feature_string ... ok [INFO] [stdout] test tools::cargo::add_remove::tests::test_cargo_add_schema ... ok [INFO] [stdout] test tools::cargo::tree::tests::test_minimal_request ... ok [INFO] [stdout] test tools::cargo::metadata::tests::test_deserialize_with_single_feature_string ... ok [INFO] [stdout] test tools::cargo::tree::tests::test_with_package ... ok [INFO] [stdout] test tools::cargo::test::tests::test_deserialize_with_package_field_array ... ok [INFO] [stdout] test tools::cargo::test::tests::test_deserialize_with_single_package_array ... ok [INFO] [stdout] test tools::cargo::tree::tests::test_with_invert ... ok [INFO] [stdout] test tools::cargo::tree::tests::test_with_depth ... ok [INFO] [stdout] test tools::cargo::tree::tests::test_with_duplicates ... ok [INFO] [stdout] test tools::cargo::tree::tests::test_with_edges ... ok [INFO] [stdout] test tools::cargo::tree::tests::test_with_features ... ok [INFO] [stdout] test tools::cargo::tree::tests::test_with_format ... ok [INFO] [stdout] test tools::cargo::tree::tests::test_with_toolchain ... ok [INFO] [stdout] test tools::cargo_insta::tests::test_update_snapshots_force_flag ... ok [INFO] [stdout] test workspace::tests::test_localhost_authority ... ok [INFO] [stdout] test workspace::tests::test_non_file_uri_returns_none ... ok [INFO] [stdout] test workspace::tests::test_path_with_spaces ... ok [INFO] [stdout] test tools::cargo::test::tests::test_deserialize_with_single_package ... ok [INFO] [stdout] test workspace::tests::test_unix_path ... ok [INFO] [stdout] test tool::tests::test_tool_json_schema_handles_multiple_properties ... ok [INFO] [stdout] test tool::tests::test_tool_json_schema_removes_null_type_first ... ok [INFO] [stdout] test tools::cargo_insta::tests::test_update_snapshots_all_features ... ok [INFO] [stdout] test tools::cargo_insta::tests::test_update_snapshots_default_args ... ok [INFO] [stdout] test tools::cargo_insta::tests::test_update_snapshots_features_and_targets ... ok [INFO] [stdout] test tools::cargo_insta::tests::test_update_snapshots_with_manifest_path ... ok [INFO] [stdout] test tool::tests::test_tool_json_schema_ignores_non_array_type ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 62 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "87f301310b1583d402647e4303a71452a00f6c382e559d4953c1572ac429e2cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87f301310b1583d402647e4303a71452a00f6c382e559d4953c1572ac429e2cd", kill_on_drop: false }` [INFO] [stdout] 87f301310b1583d402647e4303a71452a00f6c382e559d4953c1572ac429e2cd