[INFO] fetching crate sovran-mcp 0.3.6... [INFO] testing sovran-mcp-0.3.6 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate sovran-mcp 0.3.6 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate sovran-mcp 0.3.6 [INFO] finished tweaking crates.io crate sovran-mcp 0.3.6 [INFO] tweaked toml for crates.io crate sovran-mcp 0.3.6 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate sovran-mcp 0.3.6 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate sovran-mcp 0.3.6 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b5829ae9f6765d22978c8f4c3a20ddacfbc30bae11a9f473d6e8ae47d64a3fc0 [INFO] running `Command { std: "docker" "start" "-a" "b5829ae9f6765d22978c8f4c3a20ddacfbc30bae11a9f473d6e8ae47d64a3fc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b5829ae9f6765d22978c8f4c3a20ddacfbc30bae11a9f473d6e8ae47d64a3fc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5829ae9f6765d22978c8f4c3a20ddacfbc30bae11a9f473d6e8ae47d64a3fc0", kill_on_drop: false }` [INFO] [stdout] b5829ae9f6765d22978c8f4c3a20ddacfbc30bae11a9f473d6e8ae47d64a3fc0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 19d2597d5fe5eaa23c8dd5d7fdb0a9c74eca25a2bb9ab21dac7e5cad64662aa5 [INFO] running `Command { std: "docker" "start" "-a" "19d2597d5fe5eaa23c8dd5d7fdb0a9c74eca25a2bb9ab21dac7e5cad64662aa5", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.93 [INFO] [stderr] Compiling unicode-ident v1.0.15 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling litemap v0.7.4 [INFO] [stderr] Compiling writeable v0.5.5 [INFO] [stderr] Compiling icu_locid_transform_data v1.5.0 [INFO] [stderr] Compiling once_cell v1.20.2 [INFO] [stderr] Compiling icu_properties_data v1.5.0 [INFO] [stderr] Compiling smallvec v1.13.2 [INFO] [stderr] Compiling icu_normalizer_data v1.5.0 [INFO] [stderr] Compiling utf8_iter v1.0.4 [INFO] [stderr] Compiling serde v1.0.217 [INFO] [stderr] Compiling utf16_iter v1.0.5 [INFO] [stderr] Compiling write16 v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling hashbrown v0.15.2 [INFO] [stderr] Compiling serde_json v1.0.137 [INFO] [stderr] Compiling log v0.4.25 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling equivalent v1.0.2 [INFO] [stderr] Compiling overload v0.1.1 [INFO] [stderr] Compiling thiserror v2.0.11 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling tracing-core v0.1.33 [INFO] [stderr] Compiling pin-project-lite v0.2.16 [INFO] [stderr] Compiling percent-encoding v2.3.1 [INFO] [stderr] Compiling sharded-slab v0.1.7 [INFO] [stderr] Compiling nu-ansi-term v0.46.0 [INFO] [stderr] Compiling thread_local v1.1.8 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling itoa v1.0.14 [INFO] [stderr] Compiling ryu v1.0.18 [INFO] [stderr] Compiling toml_datetime v0.6.8 [INFO] [stderr] Compiling form_urlencoded v1.2.1 [INFO] [stderr] Compiling winnow v0.7.2 [INFO] [stderr] Compiling base64 v0.22.1 [INFO] [stderr] Compiling tracing-log v0.2.0 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Compiling indexmap v2.7.1 [INFO] [stderr] Compiling syn v2.0.96 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling toml_edit v0.22.24 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling matchers v0.1.0 [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling synstructure v0.13.1 [INFO] [stderr] Compiling zerofrom-derive v0.1.5 [INFO] [stderr] Compiling yoke-derive v0.7.5 [INFO] [stderr] Compiling zerovec-derive v0.10.3 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling icu_provider_macros v1.5.0 [INFO] [stderr] Compiling serde_derive v1.0.217 [INFO] [stderr] Compiling tracing-attributes v0.1.28 [INFO] [stderr] Compiling thiserror-impl v2.0.11 [INFO] [stderr] Compiling zerofrom v0.1.5 [INFO] [stderr] Compiling yoke v0.7.5 [INFO] [stderr] Compiling zerovec v0.10.4 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling tracing-subscriber v0.3.19 [INFO] [stderr] Compiling tinystr v0.7.6 [INFO] [stderr] Compiling icu_collections v1.5.0 [INFO] [stderr] Compiling icu_locid v1.5.0 [INFO] [stderr] Compiling icu_provider v1.5.0 [INFO] [stderr] Compiling icu_locid_transform v1.5.0 [INFO] [stderr] Compiling icu_properties v1.5.1 [INFO] [stderr] Compiling icu_normalizer v1.5.0 [INFO] [stderr] Compiling idna_adapter v1.2.0 [INFO] [stderr] Compiling idna v1.0.3 [INFO] [stderr] Compiling url v2.5.4 [INFO] [stderr] Compiling sovran-mcp v0.3.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `CreateMessage` is never constructed [INFO] [stdout] --> src/commands.rs:90:12 [INFO] [stdout] | [INFO] [stdout] 90 | pub struct CreateMessage; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.91s [INFO] running `Command { std: "docker" "inspect" "19d2597d5fe5eaa23c8dd5d7fdb0a9c74eca25a2bb9ab21dac7e5cad64662aa5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19d2597d5fe5eaa23c8dd5d7fdb0a9c74eca25a2bb9ab21dac7e5cad64662aa5", kill_on_drop: false }` [INFO] [stdout] 19d2597d5fe5eaa23c8dd5d7fdb0a9c74eca25a2bb9ab21dac7e5cad64662aa5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ebabda10da5fe292d02a1fa9c559794e63c85ef2dcec9e1c1cc0e8c3f1b5b7ad [INFO] running `Command { std: "docker" "start" "-a" "ebabda10da5fe292d02a1fa9c559794e63c85ef2dcec9e1c1cc0e8c3f1b5b7ad", kill_on_drop: false }` [INFO] [stdout] warning: struct `CreateMessage` is never constructed [INFO] [stdout] --> src/commands.rs:90:12 [INFO] [stdout] | [INFO] [stdout] 90 | pub struct CreateMessage; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling sovran-mcp v0.3.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `CreateMessage` is never constructed [INFO] [stdout] --> src/commands.rs:90:12 [INFO] [stdout] | [INFO] [stdout] 90 | pub struct CreateMessage; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 5.65s [INFO] running `Command { std: "docker" "inspect" "ebabda10da5fe292d02a1fa9c559794e63c85ef2dcec9e1c1cc0e8c3f1b5b7ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebabda10da5fe292d02a1fa9c559794e63c85ef2dcec9e1c1cc0e8c3f1b5b7ad", kill_on_drop: false }` [INFO] [stdout] ebabda10da5fe292d02a1fa9c559794e63c85ef2dcec9e1c1cc0e8c3f1b5b7ad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c452716aef849b55147b451b5d59569fc94bba9a40c27bcdce0f4b6e9397306b [INFO] running `Command { std: "docker" "start" "-a" "c452716aef849b55147b451b5d59569fc94bba9a40c27bcdce0f4b6e9397306b", kill_on_drop: false }` [INFO] [stderr] warning: struct `CreateMessage` is never constructed [INFO] [stderr] --> src/commands.rs:90:12 [INFO] [stderr] | [INFO] [stderr] 90 | pub struct CreateMessage; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `sovran-mcp` (lib) generated 1 warning [INFO] [stderr] warning: `sovran-mcp` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sovran_mcp-26f53ca3e321ecfe) [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test tests::client_tests::tests::test_fetch_compatibility ... FAILED [INFO] [stdout] test tests::client_tests::tests::test_quick_resource_operations ... FAILED [INFO] [stdout] test tests::client_tests::tests::test_capability_checks ... FAILED [INFO] [stdout] test tests::client_tests::tests::test_tools_operations ... FAILED [INFO] [stdout] test tests::client_tests::tests::test_prompt_operations ... FAILED [INFO] [stdout] 2025-09-01T12:05:16.205785Z DEBUG sovran_mcp::transport::stdio: Creating StdioTransport for npx with args: ["-y", "@modelcontextprotocol/server-everything"] [INFO] [stdout] 2025-09-01T12:05:16.205781Z  INFO sovran_mcp::tests::client_tests::tests: Starting subscription test [INFO] [stdout] 2025-09-01T12:05:16.205922Z DEBUG sovran_mcp::transport::stdio: Creating StdioTransport for npx with args: ["-y", "@modelcontextprotocol/server-everything"] [INFO] [stdout] 2025-09-01T12:05:16.205943Z DEBUG sovran_mcp::transport::stdio: StdioTransport: Opening transport [INFO] [stdout] 2025-09-01T12:05:16.206050Z DEBUG sovran_mcp::transport::stdio: StdioTransport: Opening transport [INFO] [stdout] test tests::client_tests::tests::test_error_handling ... FAILED [INFO] [stdout] test tests::client_tests::tests::test_initialization ... FAILED [INFO] [stdout] test tests::client_tests::tests::test_resource_subscription ... FAILED [INFO] [stdout] test tests::client_tests::tests::test_quick_prompt_operations ... FAILED [INFO] [stdout] test tests::client_tests::tests::test_resource_operations ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::client_tests::tests::test_fetch_compatibility stdout ---- [INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" }) [INFO] [stdout] [INFO] [stdout] ---- tests::client_tests::tests::test_quick_resource_operations stdout ---- [INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" }) [INFO] [stdout] [INFO] [stdout] ---- tests::client_tests::tests::test_capability_checks stdout ---- [INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" }) [INFO] [stdout] [INFO] [stdout] ---- tests::client_tests::tests::test_tools_operations stdout ---- [INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" }) [INFO] [stdout] [INFO] [stdout] ---- tests::client_tests::tests::test_prompt_operations stdout ---- [INFO] [stdout] Starting prompt test [INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" }) [INFO] [stdout] [INFO] [stdout] ---- tests::client_tests::tests::test_error_handling stdout ---- [INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" }) [INFO] [stdout] [INFO] [stdout] ---- tests::client_tests::tests::test_initialization stdout ---- [INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" }) [INFO] [stdout] [INFO] [stdout] ---- tests::client_tests::tests::test_resource_subscription stdout ---- [INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" }) [INFO] [stdout] [INFO] [stdout] ---- tests::client_tests::tests::test_quick_prompt_operations stdout ---- [INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" }) [INFO] [stdout] [INFO] [stdout] ---- tests::client_tests::tests::test_resource_operations stdout ---- [INFO] [stdout] Error: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" }) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::client_tests::tests::test_capability_checks [INFO] [stdout] tests::client_tests::tests::test_error_handling [INFO] [stdout] tests::client_tests::tests::test_fetch_compatibility [INFO] [stdout] tests::client_tests::tests::test_initialization [INFO] [stdout] tests::client_tests::tests::test_prompt_operations [INFO] [stdout] tests::client_tests::tests::test_quick_prompt_operations [INFO] [stdout] tests::client_tests::tests::test_quick_resource_operations [INFO] [stdout] tests::client_tests::tests::test_resource_operations [INFO] [stdout] tests::client_tests::tests::test_resource_subscription [INFO] [stdout] tests::client_tests::tests::test_tools_operations [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 10 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "c452716aef849b55147b451b5d59569fc94bba9a40c27bcdce0f4b6e9397306b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c452716aef849b55147b451b5d59569fc94bba9a40c27bcdce0f4b6e9397306b", kill_on_drop: false }` [INFO] [stdout] c452716aef849b55147b451b5d59569fc94bba9a40c27bcdce0f4b6e9397306b