[INFO] fetching crate objectiveai-mcp-laboratory 2.2.12...
[INFO] checking objectiveai-mcp-laboratory-2.2.12 against 6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa for pr-159356
[INFO] extracting crate objectiveai-mcp-laboratory 2.2.12 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate objectiveai-mcp-laboratory 2.2.12
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate objectiveai-mcp-laboratory 2.2.12
[INFO] tweaked toml for crates.io crate objectiveai-mcp-laboratory 2.2.12 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate objectiveai-mcp-laboratory 2.2.12 on toolchain 6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate objectiveai-mcp-laboratory 2.2.12 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" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a7315339362290274142a891cf7006e346e80d941d724fe2ac585d2d1dc282a6
[INFO] running `Command { std: "docker" "start" "a7315339362290274142a891cf7006e346e80d941d724fe2ac585d2d1dc282a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7315339362290274142a891cf7006e346e80d941d724fe2ac585d2d1dc282a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a7315339362290274142a891cf7006e346e80d941d724fe2ac585d2d1dc282a6" "/opt/rustwide/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7315339362290274142a891cf7006e346e80d941d724fe2ac585d2d1dc282a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a7315339362290274142a891cf7006e346e80d941d724fe2ac585d2d1dc282a6" "/opt/rustwide/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking indexmap v2.14.0
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]    Compiling dupe_derive v0.9.1
[INFO] [stderr]     Checking rand_core v0.10.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling ena v0.14.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling lalrpop-util v0.19.12
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling allocative v0.3.4
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling allocative_derive v0.3.3
[INFO] [stderr]    Compiling starlark_map v0.13.0
[INFO] [stderr]    Compiling deunicode v1.6.2
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling slug v0.1.6
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]     Checking dupe v0.9.1
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.2.0
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking chrono v0.4.39
[INFO] [stderr]     Checking lsp-types v0.94.1
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]     Checking tokio v1.51.1
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]    Compiling schemars_derive v1.2.1
[INFO] [stderr]     Checking uuid v1.22.0
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking annotate-snippets v0.9.2
[INFO] [stderr]     Checking fd-lock v4.0.4
[INFO] [stderr]    Compiling starlark v0.13.0
[INFO] [stderr]    Compiling rust_decimal v1.40.0
[INFO] [stderr]     Checking indenter v0.3.4
[INFO] [stderr]    Compiling json-escape v0.3.1
[INFO] [stderr]     Checking chacha20 v0.10.0
[INFO] [stderr]     Checking display_container v0.9.0
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling starlark_derive v0.13.0
[INFO] [stderr]     Checking futures-executor v0.3.32
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking erased-serde v0.3.31
[INFO] [stderr]    Compiling derive_arbitrary v1.4.2
[INFO] [stderr]    Compiling rust_decimal_macros v1.40.0
[INFO] [stderr]    Compiling rmcp v1.7.0
[INFO] [stderr]     Checking cmp_any v0.8.1
[INFO] [stderr]     Checking inventory v0.3.22
[INFO] [stderr]    Compiling schemafy_core v0.5.2
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling schemafy_lib v0.5.2
[INFO] [stderr]     Checking inotify v0.11.2
[INFO] [stderr]     Checking rand v0.9.2
[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/6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --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=02b38bf6363061b9 -C extra-filename=-3e0a2468d1fb4a17 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d4cb564e807a9cd7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-aa2c5b8519914b46.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-8c98a1a0e58216a9.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" "a7315339362290274142a891cf7006e346e80d941d724fe2ac585d2d1dc282a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7315339362290274142a891cf7006e346e80d941d724fe2ac585d2d1dc282a6", kill_on_drop: false }`
[INFO] [stdout] a7315339362290274142a891cf7006e346e80d941d724fe2ac585d2d1dc282a6
