[INFO] fetching crate serial-mcp 0.5.1...
[INFO] checking serial-mcp-0.5.1 against try#14e4661efa5acbf985e4fe564baae04683366cc1 for pr-157696
[INFO] extracting crate serial-mcp 0.5.1 into /workspace/builds/worker-5-tc2/source
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate serial-mcp 0.5.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate serial-mcp 0.5.1
[INFO] tweaked toml for crates.io crate serial-mcp 0.5.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serial-mcp 0.5.1 on toolchain 14e4661efa5acbf985e4fe564baae04683366cc1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+14e4661efa5acbf985e4fe564baae04683366cc1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serial-mcp 0.5.1 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" "+14e4661efa5acbf985e4fe564baae04683366cc1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 35461aee6665185ab29ed11241f7597a9bb0d73e2e0457f30ba1d12787aad456
[INFO] running `Command { std: "docker" "start" "35461aee6665185ab29ed11241f7597a9bb0d73e2e0457f30ba1d12787aad456", 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" "35461aee6665185ab29ed11241f7597a9bb0d73e2e0457f30ba1d12787aad456" "/opt/rustwide/cargo-home/bin/cargo" "+14e4661efa5acbf985e4fe564baae04683366cc1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35461aee6665185ab29ed11241f7597a9bb0d73e2e0457f30ba1d12787aad456", 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" "35461aee6665185ab29ed11241f7597a9bb0d73e2e0457f30ba1d12787aad456" "/opt/rustwide/cargo-home/bin/cargo" "+14e4661efa5acbf985e4fe564baae04683366cc1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]     Checking memchr v2.8.1
[INFO] [stderr]     Checking log v0.4.30
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking bitflags v2.11.1
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking http v1.4.1
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking yoke v0.8.2
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling zerocopy v0.8.49
[INFO] [stderr]     Checking zerovec v0.11.6
[INFO] [stderr]     Checking zerotrie v0.2.4
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]     Checking ref-cast v1.0.25
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling rustls v0.23.40
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking tinystr v0.8.3
[INFO] [stderr]     Checking potential_utf v0.1.5
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]     Checking icu_collections v2.2.0
[INFO] [stderr]     Checking icu_locale_core v2.2.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking unescaper v0.1.8
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking chacha20 v0.10.0
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling rmcp v1.7.0
[INFO] [stderr]     Checking axum-core v0.5.6
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]    Compiling schemars_derive v1.2.1
[INFO] [stderr]    Compiling cc v1.2.62
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.2.0
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]     Checking icu_provider v2.2.0
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking uuid v1.23.1
[INFO] [stderr]     Checking tokio v1.52.3
[INFO] [stderr]     Checking icu_normalizer v2.2.0
[INFO] [stderr]     Checking icu_properties v2.2.0
[INFO] [stderr]     Checking libudev v0.3.0
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr] error: could not compile `zerocopy` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/14e4661efa5acbf985e4fe564baae04683366cc1/bin/rustc --crate-name zerocopy --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zerocopy-0.8.49/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="simd"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("__internal_use_only_features_that_work_on_stable", "alloc", "derive", "float-nightly", "simd", "simd-nightly", "std", "zerocopy-derive"))' -C metadata=416d23305cec2627 -C extra-filename=-f66ef0d167781054 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid --check-cfg 'cfg(no_zerocopy_simd_x86_avx12_1_89_0)' --check-cfg 'cfg(rust, values("1.89.0"))' --check-cfg 'cfg(no_zerocopy_core_error_1_81_0)' --check-cfg 'cfg(rust, values("1.81.0"))' --check-cfg 'cfg(no_zerocopy_diagnostic_on_unimplemented_1_78_0)' --check-cfg 'cfg(rust, values("1.78.0"))' --check-cfg 'cfg(no_zerocopy_generic_bounds_in_const_fn_1_61_0)' --check-cfg 'cfg(rust, values("1.61.0"))' --check-cfg 'cfg(no_zerocopy_target_has_atomics_1_60_0)' --check-cfg 'cfg(rust, values("1.60.0"))' --check-cfg 'cfg(no_zerocopy_aarch64_simd_1_59_0)' --check-cfg 'cfg(rust, values("1.59.0"))' --check-cfg 'cfg(no_zerocopy_aarch64_simd_be_1_87_0)' --check-cfg 'cfg(rust, values("1.87.0"))' --check-cfg 'cfg(no_zerocopy_panic_in_const_and_vec_try_reserve_1_57_0)' --check-cfg 'cfg(rust, values("1.57.0"))' --check-cfg 'cfg(doc_cfg)' --check-cfg 'cfg(kani)' --check-cfg 'cfg(__ZEROCOPY_INTERNAL_USE_ONLY_NIGHTLY_FEATURES_IN_TESTS)' --check-cfg 'cfg(__ZEROCOPY_INTERNAL_USE_ONLY_DEV_MODE)' --check-cfg 'cfg(coverage_nightly)' --check-cfg 'cfg(zerocopy_inline_always)' --check-cfg 'cfg(zerocopy_unstable_ptr)'` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "35461aee6665185ab29ed11241f7597a9bb0d73e2e0457f30ba1d12787aad456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35461aee6665185ab29ed11241f7597a9bb0d73e2e0457f30ba1d12787aad456", kill_on_drop: false }`
[INFO] [stdout] 35461aee6665185ab29ed11241f7597a9bb0d73e2e0457f30ba1d12787aad456
