[INFO] fetching crate codingest-mcp 0.2.26...
[INFO] documenting codingest-mcp-0.2.26 against 1.100.0-beta.1 for beta-rustdoc-1.100
[INFO] extracting crate codingest-mcp 0.2.26 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate codingest-mcp 0.2.26
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate codingest-mcp 0.2.26
[INFO] tweaked toml for crates.io crate codingest-mcp 0.2.26 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate codingest-mcp 0.2.26 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 codingest-mcp 0.2.26 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-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 68eb7f5c55fa34e7d792fc9bf7b5fc766d042a771fc13ca5ae042d235b976c79
[INFO] running `Command { std: "docker" "start" "68eb7f5c55fa34e7d792fc9bf7b5fc766d042a771fc13ca5ae042d235b976c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68eb7f5c55fa34e7d792fc9bf7b5fc766d042a771fc13ca5ae042d235b976c79", 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" "68eb7f5c55fa34e7d792fc9bf7b5fc766d042a771fc13ca5ae042d235b976c79" "/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" "68eb7f5c55fa34e7d792fc9bf7b5fc766d042a771fc13ca5ae042d235b976c79", 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" "68eb7f5c55fa34e7d792fc9bf7b5fc766d042a771fc13ca5ae042d235b976c79" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]     Checking log v0.4.33
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling crossbeam-utils v0.8.22
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.20
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.7
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]     Checking bitflags v2.13.1
[INFO] [stderr]     Checking futures-core v0.3.33
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]     Checking futures-sink v0.3.33
[INFO] [stderr]    Compiling thiserror v2.0.19
[INFO] [stderr]     Checking hashbrown v0.17.1
[INFO] [stderr]     Checking mio v1.2.2
[INFO] [stderr]    Compiling zmij v1.0.23
[INFO] [stderr]    Compiling pkg-config v0.3.33
[INFO] [stderr]     Checking getrandom v0.4.3
[INFO] [stderr]     Checking futures-channel v0.3.33
[INFO] [stderr]     Checking rustls-pki-types v1.15.0
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[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking simd-adler32 v0.3.10
[INFO] [stderr]     Checking rustix v1.1.4
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[INFO] [stderr]     Checking i_float v1.16.0
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]    Compiling ref-cast v1.0.26
[INFO] [stderr]     Checking regex-automata v0.4.16
[INFO] [stderr]     Checking futures-task v0.3.33
[INFO] [stderr]     Checking futures-io v0.3.33
[INFO] [stderr]     Checking fastrand v2.5.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]     Checking i_shape v1.18.0
[INFO] [stderr]     Checking inotify-sys v0.1.8
[INFO] [stderr]     Checking http v1.4.2
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]     Checking memmap2 v0.9.11
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]     Checking i_tree v0.18.0
[INFO] [stderr]    Compiling rustls v0.23.42
[INFO] [stderr]    Compiling pulldown-cmark v0.13.4
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[INFO] [stderr]     Checking crypto-common v0.2.2
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[INFO] [stderr]    Compiling jobserver v0.1.35
[INFO] [stderr]     Checking rand v0.10.2
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[INFO] [stderr]     Checking csv-core v0.1.13
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[INFO] [stderr]     Checking float_next_after v2.0.0
[INFO] [stderr]     Checking fixedbitset v0.5.7
[INFO] [stderr]    Compiling rmcp v3.1.1
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[INFO] [stderr]     Checking tempfile v3.27.0
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[INFO] [stderr]     Checking winnow v1.0.4
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[INFO] [stderr]    Compiling pastey v0.2.3
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[INFO] [stderr]     Checking tinyvec v1.12.0
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[INFO] [stderr]     Checking toml_writer v1.1.2+spec-1.1.0
[INFO] [stderr]     Checking http-body-util v0.1.4
[INFO] [stderr]     Checking toml v1.1.3+spec-1.1.0
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling stacker v0.1.24
[INFO] [stderr]    Compiling tree-sitter-c v0.24.2
[INFO] [stderr]    Compiling tree-sitter-c-sharp v0.23.5
[INFO] [stderr]    Compiling tree-sitter-cpp v0.23.4
[INFO] [stderr]    Compiling tree-sitter-css v0.25.0
[INFO] [stderr]    Compiling tree-sitter v0.26.11
[INFO] [stderr]    Compiling tree-sitter-dart v0.2.0
[INFO] [stderr]    Compiling tree-sitter-go v0.25.0
[INFO] [stderr]    Compiling tree-sitter-html v0.23.2
[INFO] [stderr]    Compiling tree-sitter-java v0.23.5
[INFO] [stderr]    Compiling tree-sitter-php v0.24.2
[INFO] [stderr]    Compiling tree-sitter-python v0.25.0
[INFO] [stderr]    Compiling tree-sitter-r v1.3.0
[INFO] [stderr]    Compiling tree-sitter-rust v0.24.2
[INFO] [stderr]    Compiling tree-sitter-swift v0.7.3
[INFO] [stderr]    Compiling tree-sitter-typescript v0.23.2
[INFO] [stderr]    Compiling tree-sitter-javascript v0.25.0
[INFO] [stderr]    Compiling tree-sitter-julia v0.23.1
[INFO] [stderr]     Checking bstr v1.13.0
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking i_key_sort v0.10.3
[INFO] [stderr]     Checking fancy-regex v0.17.0
[INFO] [stderr]     Checking i_overlay v4.5.2
[INFO] [stderr]     Checking globset v0.4.19
[INFO] [stderr]     Checking ignore v0.4.31
[INFO] [stderr]     Checking grep-regex v0.1.14
[INFO] [stderr]     Checking grep-searcher v0.1.17
[INFO] [stderr]    Compiling darling_core v0.24.0
[INFO] [stderr]    Compiling ar_archive_writer v0.5.2
[INFO] [stderr]    Compiling psm v0.1.31
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling thiserror-impl v2.0.19
[INFO] [stderr]    Compiling ref-cast-impl v1.0.26
[INFO] [stderr]    Compiling clap_derive v4.6.4
[INFO] [stderr]     Checking rustls-webpki v0.103.13
[INFO] [stderr]     Checking cobs v0.3.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr] error: could not compile `darling_core` (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 darling_core --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/darling_core-0.24.0/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="strsim"' --cfg 'feature="suggestions"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("diagnostics", "serde", "strsim", "suggestions"))' -C metadata=717c2e70b737b6e3 -C extra-filename=-51bcfdd1bf5f05df --out-dir /opt/rustwide/target/debug/build/darling_core/51bcfdd1bf5f05df/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/07b820aa231198b5/out -L dependency=/opt/rustwide/target/debug/build/quote/bf53898b3f04765a/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/86faa6b6bcc5b157/out --extern ident_case=/opt/rustwide/target/debug/build/ident_case/5ff01a002fe2b7d3/out/libident_case-5ff01a002fe2b7d3.rmeta --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 strsim=/opt/rustwide/target/debug/build/strsim/77a3e1b41cc5657c/out/libstrsim-77a3e1b41cc5657c.rmeta --extern syn=/opt/rustwide/target/debug/build/syn/5337996c6d8ebd2b/out/libsyn-5337996c6d8ebd2b.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="fold"' --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=2d6d2dc384b5aaeb -C extra-filename=-f82260a0100b5320 --out-dir /opt/rustwide/target/debug/build/syn/f82260a0100b5320/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] running `Command { std: "docker" "inspect" "68eb7f5c55fa34e7d792fc9bf7b5fc766d042a771fc13ca5ae042d235b976c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68eb7f5c55fa34e7d792fc9bf7b5fc766d042a771fc13ca5ae042d235b976c79", kill_on_drop: false }`
[INFO] [stdout] 68eb7f5c55fa34e7d792fc9bf7b5fc766d042a771fc13ca5ae042d235b976c79
