[INFO] cloning repository https://github.com/shippomx/mcp-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shippomx/mcp-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshippomx%2Fmcp-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshippomx%2Fmcp-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b60495484549fafe3cbf3a386863ecb67ab37758
[INFO] checking shippomx/mcp-demo against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for 2025-12-16-next-solver-global
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshippomx%2Fmcp-demo" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/shippomx/mcp-demo
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/shippomx/mcp-demo
[INFO] tweaked toml for git repo https://github.com/shippomx/mcp-demo written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/shippomx/mcp-demo on toolchain c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/shippomx/mcp-demo 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" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7bf80935c9dafce7364c2fcead5f0ebd461b03ad0a7e431c7c6259c14bf51386
[INFO] running `Command { std: "docker" "start" "-a" "7bf80935c9dafce7364c2fcead5f0ebd461b03ad0a7e431c7c6259c14bf51386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bf80935c9dafce7364c2fcead5f0ebd461b03ad0a7e431c7c6259c14bf51386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bf80935c9dafce7364c2fcead5f0ebd461b03ad0a7e431c7c6259c14bf51386", kill_on_drop: false }`
[INFO] [stdout] 7bf80935c9dafce7364c2fcead5f0ebd461b03ad0a7e431c7c6259c14bf51386
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8c831c82977c59369a74d93bb125cb3353539acd24cdcf4e27a630fb5169012
[INFO] running `Command { std: "docker" "start" "-a" "f8c831c82977c59369a74d93bb125cb3353539acd24cdcf4e27a630fb5169012", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]     Checking itoa v1.0.15
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[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling cc v1.2.41
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[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
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[INFO] [stderr]    Compiling zerocopy v0.8.27
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[INFO] [stderr]     Checking ff v0.13.1
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[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling alloy-rlp-derive v0.3.12
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[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 derive_more-impl v1.0.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling auto_impl v1.3.0
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]     Checking der v0.7.10
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[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking rustls-webpki v0.103.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking webpki-roots v1.0.3
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]     Checking webpki-roots v0.26.11
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]    Compiling num_enum_derive v0.7.4
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]     Checking zerovec v0.11.4
[INFO] [stderr] error: could not compile `serde_derive` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f/bin/rustc --crate-name serde_derive --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_derive-1.0.228/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "deserialize_in_place"))' -C metadata=417a15e86b83b040 -C extra-filename=-2205a2582e94a8b7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-369d8852c9a54258.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-c6819fc659b84ed7.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-ddcaf7f905264df4.rlib --extern proc_macro --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 `derive_more-impl` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f/bin/rustc --crate-name derive_more_impl --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/derive_more-impl-1.0.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no --warn=unexpected_cfgs --check-cfg 'cfg(ci)' --check-cfg 'cfg(nightly)' --cfg 'feature="add"' --cfg 'feature="add_assign"' --cfg 'feature="as_ref"' --cfg 'feature="default"' --cfg 'feature="deref"' --cfg 'feature="deref_mut"' --cfg 'feature="display"' --cfg 'feature="from"' --cfg 'feature="into_iterator"' --cfg 'feature="not"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("add", "add_assign", "as_ref", "constructor", "debug", "default", "deref", "deref_mut", "display", "error", "from", "from_str", "full", "index", "index_mut", "into", "into_iterator", "is_variant", "mul", "mul_assign", "not", "sum", "testing-helpers", "try_from", "try_into", "try_unwrap", "unwrap"))' -C metadata=88836651f7e55f75 -C extra-filename=-81809dc4dd1b92dd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-369d8852c9a54258.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-c6819fc659b84ed7.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-ddcaf7f905264df4.rlib --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-4dfc1b165cf6adea.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "f8c831c82977c59369a74d93bb125cb3353539acd24cdcf4e27a630fb5169012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c831c82977c59369a74d93bb125cb3353539acd24cdcf4e27a630fb5169012", kill_on_drop: false }`
[INFO] [stdout] f8c831c82977c59369a74d93bb125cb3353539acd24cdcf4e27a630fb5169012