[INFO] fetching crate mandrel-mcp-th 0.4.6...
[INFO] checking mandrel-mcp-th-0.4.6 against try#ed606620234c6b50f2414162c4bbabd5f4a925f3 for pr-147995
[INFO] extracting crate mandrel-mcp-th 0.4.6 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate mandrel-mcp-th 0.4.6
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mandrel-mcp-th 0.4.6
[INFO] tweaked toml for crates.io crate mandrel-mcp-th 0.4.6 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mandrel-mcp-th 0.4.6 on toolchain ed606620234c6b50f2414162c4bbabd5f4a925f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mandrel-mcp-th 0.4.6 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" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5630795f026c2bad36947c6147d4c6187a3f3c79b42b6bd95eb3e3b40f8b5d5
[INFO] running `Command { std: "docker" "start" "-a" "b5630795f026c2bad36947c6147d4c6187a3f3c79b42b6bd95eb3e3b40f8b5d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5630795f026c2bad36947c6147d4c6187a3f3c79b42b6bd95eb3e3b40f8b5d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5630795f026c2bad36947c6147d4c6187a3f3c79b42b6bd95eb3e3b40f8b5d5", kill_on_drop: false }`
[INFO] [stdout] b5630795f026c2bad36947c6147d4c6187a3f3c79b42b6bd95eb3e3b40f8b5d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c17cfb58a6ebc3f5468968388aa1b0b1ea99ab8bbbf6483493ebd317b486556
[INFO] running `Command { std: "docker" "start" "-a" "7c17cfb58a6ebc3f5468968388aa1b0b1ea99ab8bbbf6483493ebd317b486556", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling cc v1.2.30
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]     Checking slab v0.4.10
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling target-lexicon v0.13.2
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling phf_shared v0.11.3
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[INFO] [stderr]    Compiling httparse v1.10.1
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[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]     Checking rustls-pki-types v1.12.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
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[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]     Checking indexmap v2.10.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling pyo3-build-config v0.24.2
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking openssl-probe v0.1.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking ipnet v2.11.0
[INFO] [stderr]     Checking anstyle v1.0.11
[INFO] [stderr]    Compiling env_home v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking http-body-util v0.1.3
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[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]     Checking event-listener v5.4.0
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling lua-src v547.0.0
[INFO] [stderr]     Checking webpki-roots v1.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.109
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[INFO] [stderr]    Compiling rquickjs-sys v0.9.0
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[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking unic-char-range v0.9.0
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[INFO] [stderr]     Checking futf v0.1.5
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[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]    Compiling pyo3-macros-backend v0.24.2
[INFO] [stderr]    Compiling pyo3-ffi v0.24.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking bit-vec v0.6.3
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[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling which v7.0.3
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]    Compiling luajit-src v210.5.12+a4f56a4
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]     Checking bstr v1.12.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking clap_lex v0.7.5
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling newtype-uuid v1.2.4
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling mlua-sys v0.6.8
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]    Compiling markup5ever v0.11.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking globset v0.4.16
[INFO] [stderr]     Checking clap_builder v4.5.42
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking ignore v0.4.23
[INFO] [stderr]    Compiling pyo3 v0.24.2
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.21.0
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]     Checking unic-ucd-segment v0.9.0
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.1
[INFO] [stderr]    Compiling chrono-tz-build v0.3.0
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling serde_yml v0.0.12
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking vte v0.14.1
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]    Compiling chrono-tz v0.9.0
[INFO] [stderr]     Checking rustls-webpki v0.103.4
[INFO] [stderr]     Checking dyn-clone v1.0.20
[INFO] [stderr]    Compiling pulldown-cmark v0.10.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking deunicode v1.6.2
[INFO] [stderr]     Checking unicode-width v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[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 thiserror-impl v2.0.12
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking tokio v1.47.0
[INFO] [stderr]    Compiling darling_macro v0.21.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling ref-cast-impl v1.0.24
[INFO] [stderr]    Compiling darling v0.21.0
[INFO] [stderr]    Compiling schemars_derive v1.0.4
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking zerovec v0.11.2
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]    Compiling pest v2.8.1
[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/ed606620234c6b50f2414162c4bbabd5f4a925f3/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="quote"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=9e8e8de7f37daf56 -C extra-filename=-f41fbaaa1bbcae92 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-09040b10b620fa15.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-bff949ffe258c67d.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `pyo3-macros-backend` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/ed606620234c6b50f2414162c4bbabd5f4a925f3/bin/rustc --crate-name pyo3_macros_backend --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pyo3-macros-backend-0.24.2/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 --warn=rust_2018_idioms '--warn=clippy::useless_transmute' '--warn=clippy::used_underscore_binding' --warn=unused_lifetimes --warn=unsafe_op_in_unsafe_fn '--warn=clippy::unnecessary_wraps' '--warn=clippy::todo' --warn=rust_2021_prelude_collisions '--warn=clippy::manual_ok_or' '--warn=clippy::manual_assert' '--warn=clippy::let_unit_value' --warn=invalid_doc_attributes '--warn=clippy::flat_map_option' '--warn=clippy::filter_map_next' '--warn=clippy::explicit_iter_loop' '--warn=clippy::explicit_into_iter_loop' --warn=elided_lifetimes_in_paths '--warn=clippy::dbg_macro' '--warn=clippy::checked_conversions' '--warn=rustdoc::broken_intra_doc_links' '--warn=rustdoc::bare_urls' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("experimental-async"))' -C metadata=15c24e099e0386cf -C extra-filename=-447866240ce6e5e2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern heck=/opt/rustwide/target/debug/deps/libheck-8e1f98ffb0a497ae.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-09040b10b620fa15.rmeta --extern pyo3_build_config=/opt/rustwide/target/debug/deps/libpyo3_build_config-0028e615eaf6c9a5.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-bff949ffe258c67d.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-f9cb331781faf872.rmeta --cap-lints allow --cap-lints=forbid --cfg rustc_has_once_lock --cfg cargo_toml_lints --cfg rustc_has_extern_c_unwind --cfg invalid_from_utf8_lint --cfg c_str_lit --cfg diagnostic_namespace --cfg io_error_more --cfg fn_ptr_eq --check-cfg 'cfg(Py_LIMITED_API)' --check-cfg 'cfg(Py_GIL_DISABLED)' --check-cfg 'cfg(PyPy)' --check-cfg 'cfg(GraalPy)' --check-cfg 'cfg(py_sys_config, values("Py_DEBUG", "Py_REF_DEBUG", "Py_TRACE_REFS", "COUNT_ALLOCS"))' --check-cfg 'cfg(pyo3_disable_reference_pool)' --check-cfg 'cfg(pyo3_leak_on_drop_without_reference_pool)' --check-cfg 'cfg(Py_3_7)' --check-cfg 'cfg(Py_3_8)' --check-cfg 'cfg(Py_3_9)' --check-cfg 'cfg(Py_3_10)' --check-cfg 'cfg(Py_3_11)' --check-cfg 'cfg(Py_3_12)' --check-cfg 'cfg(Py_3_13)' --check-cfg 'cfg(Py_3_14)' --check-cfg 'cfg(rustc_has_once_lock)' --check-cfg 'cfg(cargo_toml_lints)' --check-cfg 'cfg(rustc_has_extern_c_unwind)' --check-cfg 'cfg(invalid_from_utf8_lint)' --check-cfg 'cfg(c_str_lit)' --check-cfg 'cfg(diagnostic_namespace)' --check-cfg 'cfg(io_error_more)' --check-cfg 'cfg(fn_ptr_eq)'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "7c17cfb58a6ebc3f5468968388aa1b0b1ea99ab8bbbf6483493ebd317b486556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c17cfb58a6ebc3f5468968388aa1b0b1ea99ab8bbbf6483493ebd317b486556", kill_on_drop: false }`
[INFO] [stdout] 7c17cfb58a6ebc3f5468968388aa1b0b1ea99ab8bbbf6483493ebd317b486556