[INFO] fetching crate mcp-tools 0.1.0...
[INFO] testing mcp-tools-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate mcp-tools 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate mcp-tools 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mcp-tools 0.1.0
[INFO] tweaked toml for crates.io crate mcp-tools 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcp-tools 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mcp-tools 0.1.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rmcp-macros v0.1.5
[INFO] [stderr]   Downloaded windows-targets v0.53.2
[INFO] [stderr]   Downloaded rust-ini v0.20.0
[INFO] [stderr]   Downloaded serde_repr v0.1.20
[INFO] [stderr]   Downloaded env_logger v0.11.8
[INFO] [stderr]   Downloaded quinn-udp v0.5.13
[INFO] [stderr]   Downloaded json5 v0.4.1
[INFO] [stderr]   Downloaded pathdiff v0.2.3
[INFO] [stderr]   Downloaded async-recursion v1.1.1
[INFO] [stderr]   Downloaded clap v4.5.40
[INFO] [stderr]   Downloaded dashmap v5.5.3
[INFO] [stderr]   Downloaded yaml-rust2 v0.8.1
[INFO] [stderr]   Downloaded quinn v0.11.8
[INFO] [stderr]   Downloaded tower v0.4.13
[INFO] [stderr]   Downloaded tree-sitter-javascript v0.20.4
[INFO] [stderr]   Downloaded num-bigint-dig v0.8.4
[INFO] [stderr]   Downloaded clap_builder v4.5.40
[INFO] [stderr]   Downloaded coderlib v0.1.0
[INFO] [stderr]   Downloaded reqwest v0.12.20
[INFO] [stderr]   Downloaded quinn-proto v0.11.12
[INFO] [stderr]   Downloaded winnow v0.7.11
[INFO] [stderr]   Downloaded webpki-roots v1.0.1
[INFO] [stderr]   Downloaded anstyle-wincon v3.0.9
[INFO] [stderr]   Downloaded tree-sitter-rust v0.20.4
[INFO] [stderr]   Downloaded tree-sitter-c v0.20.8
[INFO] [stderr]   Downloaded pest v2.8.1
[INFO] [stderr]   Downloaded git2 v0.18.3
[INFO] [stderr]   Downloaded tree-sitter-java v0.20.2
[INFO] [stderr]   Downloaded tree-sitter-go v0.20.0
[INFO] [stderr]   Downloaded tree-sitter-python v0.20.4
[INFO] [stderr]   Downloaded async-trait v0.1.88
[INFO] [stderr]   Downloaded pest_meta v2.8.1
[INFO] [stderr]   Downloaded ron v0.8.1
[INFO] [stderr]   Downloaded rand v0.9.1
[INFO] [stderr]   Downloaded libssh2-sys v0.3.1
[INFO] [stderr]   Downloaded unicode-properties v0.1.3
[INFO] [stderr]   Downloaded auto_impl v1.3.0
[INFO] [stderr]   Downloaded clap_derive v4.5.40
[INFO] [stderr]   Downloaded pest_derive v2.8.1
[INFO] [stderr]   Downloaded ordered-multimap v0.7.3
[INFO] [stderr]   Downloaded tokio v1.45.1
[INFO] [stderr]   Downloaded config v0.14.1
[INFO] [stderr]   Downloaded dyn-clone v1.0.19
[INFO] [stderr]   Downloaded schemars v0.8.22
[INFO] [stderr]   Downloaded test-log v0.2.17
[INFO] [stderr]   Downloaded cc v1.0.106
[INFO] [stderr]   Downloaded tree-sitter v0.20.10
[INFO] [stderr]   Downloaded uuid v1.17.0
[INFO] [stderr]   Downloaded lsp-types v0.95.1
[INFO] [stderr]   Downloaded lsp-types v0.94.1
[INFO] [stderr]   Downloaded tower-lsp-macros v0.9.0
[INFO] [stderr]   Downloaded tower-lsp v0.20.0
[INFO] [stderr]   Downloaded pest_generator v2.8.1
[INFO] [stderr]   Downloaded redox_syscall v0.5.13
[INFO] [stderr]   Downloaded test-log-macros v0.2.17
[INFO] [stderr]   Downloaded rmcp v0.1.5
[INFO] [stderr]   Downloaded anstyle-query v1.1.3
[INFO] [stderr]   Downloaded env_filter v0.1.3
[INFO] [stderr]   Downloaded whoami v1.6.0
[INFO] [stderr]   Downloaded anstream v0.6.19
[INFO] [stderr]   Downloaded jobserver v0.1.33
[INFO] [stderr]   Downloaded dlv-list v0.5.2
[INFO] [stderr]   Downloaded schemars_derive v0.8.22
[INFO] [stderr]   Downloaded signal-hook-registry v1.4.5
[INFO] [stderr]   Downloaded tree-sitter-cpp v0.20.5
[INFO] [stderr]   Downloaded tree-sitter-typescript v0.20.5
[INFO] [stderr]   Downloaded ring v0.17.9
[INFO] [stderr]   Downloaded libgit2-sys v0.16.2+1.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f757bdaacc7d71bcb1ab0a01aa4ea659d0223f04295cbe2b693b878b8a57c5f
[INFO] running `Command { std: "docker" "start" "-a" "8f757bdaacc7d71bcb1ab0a01aa4ea659d0223f04295cbe2b693b878b8a57c5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f757bdaacc7d71bcb1ab0a01aa4ea659d0223f04295cbe2b693b878b8a57c5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f757bdaacc7d71bcb1ab0a01aa4ea659d0223f04295cbe2b693b878b8a57c5f", kill_on_drop: false }`
[INFO] [stdout] 8f757bdaacc7d71bcb1ab0a01aa4ea659d0223f04295cbe2b693b878b8a57c5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb7c6f3ef531a6291e8a33b964e79ca98097d4f730b7c79825fd1671d177a9ea
[INFO] running `Command { std: "docker" "start" "-a" "eb7c6f3ef531a6291e8a33b964e79ca98097d4f730b7c79825fd1671d177a9ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling litemap v0.8.0
[INFO] [stderr]    Compiling writeable v0.6.1
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling cc v1.0.106
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling crc v3.3.0
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling webpki-roots v0.25.4
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling sqlformat v0.2.6
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling ring v0.17.9
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling tree-sitter v0.20.10
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]    Compiling libsqlite3-sys v0.27.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling libssh2-sys v0.3.1
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling rustls v0.23.28
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling openssl-probe v0.1.6
[INFO] [stderr]    Compiling urlencoding v2.1.3
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling libgit2-sys v0.16.2+1.7.2
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.104/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=112ca3ddfabc121f -C extra-filename=-8770bcd6ae260087 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3af986f44966aa55.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b3530727cd9d6d55.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-549afb6be76d59d6.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "eb7c6f3ef531a6291e8a33b964e79ca98097d4f730b7c79825fd1671d177a9ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb7c6f3ef531a6291e8a33b964e79ca98097d4f730b7c79825fd1671d177a9ea", kill_on_drop: false }`
[INFO] [stdout] eb7c6f3ef531a6291e8a33b964e79ca98097d4f730b7c79825fd1671d177a9ea
