[INFO] fetching crate rust-mcp-server 0.2.5...
[INFO] building rust-mcp-server-0.2.5 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rust-mcp-server 0.2.5 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rust-mcp-server 0.2.5
[INFO] finished tweaking crates.io crate rust-mcp-server 0.2.5
[INFO] tweaked toml for crates.io crate rust-mcp-server 0.2.5 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-mcp-server 0.2.5 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust-mcp-server 0.2.5 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ref-cast-impl v1.0.24
[INFO] [stderr]   Downloaded schemars_derive v1.0.4
[INFO] [stderr]   Downloaded ref-cast v1.0.24
[INFO] [stderr]   Downloaded serde_derive_internals v0.29.1
[INFO] [stderr]   Downloaded tracing-appender v0.2.3
[INFO] [stderr]   Downloaded deranged v0.5.3
[INFO] [stderr]   Downloaded js-sys v0.3.78
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.51
[INFO] [stderr]   Downloaded serde_json v1.0.143
[INFO] [stderr]   Downloaded system-configuration-sys v0.6.0
[INFO] [stderr]   Downloaded anyhow v1.0.99
[INFO] [stderr]   Downloaded hyper-util v0.1.16
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.101
[INFO] [stderr]   Downloaded time v0.3.43
[INFO] [stderr]   Downloaded indexmap v2.11.0
[INFO] [stderr]   Downloaded cc v1.2.36
[INFO] [stderr]   Downloaded hashbrown v0.15.5
[INFO] [stderr]   Downloaded clap_builder v4.5.47
[INFO] [stderr]   Downloaded wasi v0.14.4+wasi-0.2.4
[INFO] [stderr]   Downloaded rust-mcp-transport v0.5.1
[INFO] [stderr]   Downloaded rust-mcp-sdk v0.6.3
[INFO] [stderr]   Downloaded find-msvc-tools v0.1.1
[INFO] [stderr]   Downloaded tempfile v3.21.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.101
[INFO] [stderr]   Downloaded clap v4.5.47
[INFO] [stderr]   Downloaded phf_generator v0.13.1
[INFO] [stderr]   Downloaded rustls v0.23.31
[INFO] [stderr]   Downloaded phf_macros v0.13.1
[INFO] [stderr]   Downloaded phf_shared v0.13.1
[INFO] [stderr]   Downloaded phf v0.13.1
[INFO] [stderr]   Downloaded system-configuration v0.6.1
[INFO] [stderr]   Downloaded windows-registry v0.5.3
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.101
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.101
[INFO] [stderr]   Downloaded rust-mcp-macros v0.5.1
[INFO] [stderr]   Downloaded thiserror v2.0.16
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.101
[INFO] [stderr]   Downloaded thiserror-impl v2.0.16
[INFO] [stderr]   Downloaded regex-automata v0.4.10
[INFO] [stderr]   Downloaded web-sys v0.3.78
[INFO] [stderr]   Downloaded rust-mcp-schema v0.7.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b588f94d5e3a2c62e873c15913fc66715e4d6c12b4a31af505525ddf664905cc
[INFO] running `Command { std: "docker" "start" "-a" "b588f94d5e3a2c62e873c15913fc66715e4d6c12b4a31af505525ddf664905cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b588f94d5e3a2c62e873c15913fc66715e4d6c12b4a31af505525ddf664905cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b588f94d5e3a2c62e873c15913fc66715e4d6c12b4a31af505525ddf664905cc", kill_on_drop: false }`
[INFO] [stdout] b588f94d5e3a2c62e873c15913fc66715e4d6c12b4a31af505525ddf664905cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dacd62be68954237f6c8dffeb488da5cd4dd5e11e0b935abac1a358da08c2a71
[INFO] running `Command { std: "docker" "start" "-a" "dacd62be68954237f6c8dffeb488da5cd4dd5e11e0b935abac1a358da08c2a71", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling find-msvc-tools v0.1.1
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling cc v1.2.36
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling phf_shared v0.13.1
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling ref-cast v1.0.24
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling phf_generator v0.13.1
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling deranged v0.5.3
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling iri-string v0.7.8
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling nu-ansi-term v0.50.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling rust-mcp-server v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling clap_builder v4.5.47
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling time v0.3.43
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[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 displaydoc v0.2.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling ref-cast-impl v1.0.24
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling phf_macros v0.13.1
[INFO] [stderr]    Compiling clap_derive v4.5.47
[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]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling phf v0.13.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling clap v4.5.47
[INFO] [stderr]    Compiling tracing-appender v0.2.3
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.3
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling tower-http v0.6.6
[INFO] [stderr]    Compiling rust-mcp-schema v0.7.3
[INFO] [stderr]    Compiling schemars v1.0.4
[INFO] [stderr]    Compiling rust-mcp-macros v0.5.1
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling rust-mcp-transport v0.5.1
[INFO] [stderr]    Compiling hyper-util v0.1.16
[INFO] [stderr]    Compiling rust-mcp-sdk v0.6.3
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling reqwest v0.12.23
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "dacd62be68954237f6c8dffeb488da5cd4dd5e11e0b935abac1a358da08c2a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dacd62be68954237f6c8dffeb488da5cd4dd5e11e0b935abac1a358da08c2a71", kill_on_drop: false }`
[INFO] [stdout] dacd62be68954237f6c8dffeb488da5cd4dd5e11e0b935abac1a358da08c2a71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0fcf88684f98ba85c7d27a9b21f779e873f521e0e3bb3885a461f5c5255331e
[INFO] running `Command { std: "docker" "start" "-a" "a0fcf88684f98ba85c7d27a9b21f779e873f521e0e3bb3885a461f5c5255331e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-mcp-server v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.95s
[INFO] running `Command { std: "docker" "inspect" "a0fcf88684f98ba85c7d27a9b21f779e873f521e0e3bb3885a461f5c5255331e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0fcf88684f98ba85c7d27a9b21f779e873f521e0e3bb3885a461f5c5255331e", kill_on_drop: false }`
[INFO] [stdout] a0fcf88684f98ba85c7d27a9b21f779e873f521e0e3bb3885a461f5c5255331e