[INFO] fetching crate skill-doctor-mcp 0.1.0...
[INFO] testing skill-doctor-mcp-0.1.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate skill-doctor-mcp 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate skill-doctor-mcp 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate skill-doctor-mcp 0.1.0
[INFO] tweaked toml for crates.io crate skill-doctor-mcp 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate skill-doctor-mcp 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate skill-doctor-mcp 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a51e5038831fb11d8af4833cd574fe429c51ac58764e6aef4ecfb33eaa5e718f
[INFO] running `Command { std: "docker" "start" "a51e5038831fb11d8af4833cd574fe429c51ac58764e6aef4ecfb33eaa5e718f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a51e5038831fb11d8af4833cd574fe429c51ac58764e6aef4ecfb33eaa5e718f", 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" "a51e5038831fb11d8af4833cd574fe429c51ac58764e6aef4ecfb33eaa5e718f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a51e5038831fb11d8af4833cd574fe429c51ac58764e6aef4ecfb33eaa5e718f", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a51e5038831fb11d8af4833cd574fe429c51ac58764e6aef4ecfb33eaa5e718f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling wasmtime-internal-core v45.0.3
[INFO] [stderr]    Compiling cranelift-srcgen v0.132.3
[INFO] [stderr]    Compiling hashbrown v0.17.1
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling cranelift-isle v0.132.3
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.132.3
[INFO] [stderr]    Compiling aho-corasick v1.1.5
[INFO] [stderr]    Compiling syn v3.0.5
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling cranelift-control v0.132.3
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling wasm-encoder v0.248.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.23
[INFO] [stderr]    Compiling wasmtime-internal-unwinder v45.0.3
[INFO] [stderr]    Compiling crc32fast v1.5.1
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling cranelift-assembler-x64-meta v0.132.3
[INFO] [stderr]    Compiling find-msvc-tools v0.1.12
[INFO] [stderr]    Compiling wasmtime-internal-cranelift v45.0.3
[INFO] [stderr]    Compiling cc v1.4.5
[INFO] [stderr]    Compiling protobuf v3.7.2
[INFO] [stderr]    Compiling countme v3.0.1
[INFO] [stderr]    Compiling text-size v1.1.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling itertools v0.15.0
[INFO] [stderr]    Compiling ascii_tree v0.1.1
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.21
[INFO] [stderr]    Compiling fallible-iterator v0.3.0
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling wasm-encoder v0.245.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.8
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling id-arena v2.3.0
[INFO] [stderr]    Compiling leb128 v0.2.7
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling memmap2 v0.9.11
[INFO] [stderr]    Compiling annotate-snippets v0.12.16
[INFO] [stderr]    Compiling intaglio v1.15.1
[INFO] [stderr]    Compiling inventory v0.3.24
[INFO] [stderr]    Compiling daachorse v5.0.0
[INFO] [stderr]    Compiling rowan v0.17.0
[INFO] [stderr]    Compiling base64 v0.23.1
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling simd-adler32 v0.3.10
[INFO] [stderr]    Compiling tinyvec v1.13.2
[INFO] [stderr]    Compiling futures-channel v0.3.34
[INFO] [stderr]    Compiling ref-cast v1.0.27
[INFO] [stderr]    Compiling miniz_oxide v0.9.1
[INFO] [stderr]    Compiling const-oid v0.10.2
[INFO] [stderr]    Compiling unicode-script v0.5.8
[INFO] [stderr]    Compiling zlib-rs v0.6.7
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling digest v0.11.3
[INFO] [stderr]    Compiling zopfli v0.8.3
[INFO] [stderr]    Compiling filetime v0.2.29
[INFO] [stderr]    Compiling unicode-normalization v0.1.25
[INFO] [stderr]    Compiling typed-path v0.12.3
[INFO] [stderr]    Compiling rmcp v3.2.0
[INFO] [stderr]    Compiling sha2 v0.11.0
[INFO] [stderr]    Compiling uuid v1.26.1
[INFO] [stderr]    Compiling indexmap v2.14.2
[INFO] [stderr]    Compiling bitflags v2.13.1
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling unicode-security v0.1.2
[INFO] [stderr]    Compiling cranelift-assembler-x64 v0.132.3
[INFO] [stderr]    Compiling gimli v0.33.0
[INFO] [stderr]    Compiling object v0.39.1
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling skill-doctor-neutralize v0.1.0
[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/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-3.0.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --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="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=e3779bdcb40c5560 -C extra-filename=-58676d814ebe6656 --out-dir /opt/rustwide/target/debug/build/syn/58676d814ebe6656/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/07b820aa231198b5/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/86faa6b6bcc5b157/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/07b820aa231198b5/out/libproc_macro2-07b820aa231198b5.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/bf53898b3f04765a/out/libquote-bf53898b3f04765a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/86faa6b6bcc5b157/out/libunicode_ident-86faa6b6bcc5b157.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.119/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --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="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=7c3af02079be9905 -C extra-filename=-23b88957ce37f42e --out-dir /opt/rustwide/target/debug/build/syn/23b88957ce37f42e/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/07b820aa231198b5/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/86faa6b6bcc5b157/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/07b820aa231198b5/out/libproc_macro2-07b820aa231198b5.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/bf53898b3f04765a/out/libquote-bf53898b3f04765a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/86faa6b6bcc5b157/out/libunicode_ident-86faa6b6bcc5b157.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `cranelift-assembler-x64` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name cranelift_assembler_x64 --edition=2024 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cranelift-assembler-x64-0.132.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("fuzz"))' -C metadata=fe38aed78602baa4 -C extra-filename=-75d5b173aca096a0 --out-dir /opt/rustwide/target/debug/build/cranelift-assembler-x64/75d5b173aca096a0/out --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `regex-automata` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name regex_automata --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-automata-0.4.18/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="default"' --cfg 'feature="dfa"' --cfg 'feature="dfa-build"' --cfg 'feature="dfa-onepass"' --cfg 'feature="dfa-search"' --cfg 'feature="hybrid"' --cfg 'feature="meta"' --cfg 'feature="nfa"' --cfg 'feature="nfa-backtrack"' --cfg 'feature="nfa-pikevm"' --cfg 'feature="nfa-thompson"' --cfg 'feature="perf"' --cfg 'feature="perf-inline"' --cfg 'feature="perf-literal"' --cfg 'feature="perf-literal-multisubstring"' --cfg 'feature="perf-literal-substring"' --cfg 'feature="std"' --cfg 'feature="syntax"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' --cfg 'feature="unicode-word-boundary"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "dfa", "dfa-build", "dfa-onepass", "dfa-search", "hybrid", "internal-instrument", "internal-instrument-pikevm", "logging", "meta", "nfa", "nfa-backtrack", "nfa-pikevm", "nfa-thompson", "perf", "perf-inline", "perf-literal", "perf-literal-multisubstring", "perf-literal-substring", "std", "syntax", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment", "unicode-word-boundary"))' -C metadata=59c5278dd3f70505 -C extra-filename=-62239ae5d000c9ae --out-dir /opt/rustwide/target/debug/build/regex-automata/62239ae5d000c9ae/out -L dependency=/opt/rustwide/target/debug/build/memchr/a932478bde794617/out --extern aho_corasick=/opt/rustwide/target/debug/build/aho-corasick/d1ae79b76a6f7869/out/libaho_corasick-d1ae79b76a6f7869.rmeta --extern memchr=/opt/rustwide/target/debug/build/memchr/a932478bde794617/out/libmemchr-a932478bde794617.rmeta --extern regex_syntax=/opt/rustwide/target/debug/build/regex-syntax/801391c65a42f645/out/libregex_syntax-801391c65a42f645.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "a51e5038831fb11d8af4833cd574fe429c51ac58764e6aef4ecfb33eaa5e718f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a51e5038831fb11d8af4833cd574fe429c51ac58764e6aef4ecfb33eaa5e718f", kill_on_drop: false }`
[INFO] [stdout] a51e5038831fb11d8af4833cd574fe429c51ac58764e6aef4ecfb33eaa5e718f
