[INFO] fetching crate cargo-semver-checks 0.50.0...
[INFO] documenting cargo-semver-checks-0.50.0 against 824336ad4127ce295849937a24c08a4aeff6ada7 for pr-162169
[INFO] extracting crate cargo-semver-checks 0.50.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate cargo-semver-checks 0.50.0
[INFO] finished tweaking crates.io crate cargo-semver-checks 0.50.0
[INFO] tweaked toml for crates.io crate cargo-semver-checks 0.50.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-semver-checks 0.50.0 on toolchain 824336ad4127ce295849937a24c08a4aeff6ada7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+824336ad4127ce295849937a24c08a4aeff6ada7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cargo-semver-checks 0.50.0 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" "+824336ad4127ce295849937a24c08a4aeff6ada7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] df4726a542f9c457460d46626b80e5a6931653ea59686ea59c048b82a88dfb80
[INFO] running `Command { std: "docker" "start" "df4726a542f9c457460d46626b80e5a6931653ea59686ea59c048b82a88dfb80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df4726a542f9c457460d46626b80e5a6931653ea59686ea59c048b82a88dfb80", 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" "df4726a542f9c457460d46626b80e5a6931653ea59686ea59c048b82a88dfb80" "/opt/rustwide/cargo-home/bin/cargo" "+824336ad4127ce295849937a24c08a4aeff6ada7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df4726a542f9c457460d46626b80e5a6931653ea59686ea59c048b82a88dfb80", 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" "df4726a542f9c457460d46626b80e5a6931653ea59686ea59c048b82a88dfb80" "/opt/rustwide/cargo-home/bin/cargo" "+824336ad4127ce295849937a24c08a4aeff6ada7" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]     Checking memchr v2.8.3
[INFO] [stderr]    Compiling serde v1.0.229
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[INFO] [stderr]     Checking stable_deref_trait v1.2.1
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[INFO] [stderr]    Compiling getrandom v0.4.3
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[INFO] [stderr]     Checking shell-words v1.1.1
[INFO] [stderr]     Checking ipnet v2.12.0
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking clap_lex v1.1.0
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[INFO] [stderr]     Checking arrayvec v0.7.8
[INFO] [stderr]     Checking tower-layer v0.3.3
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[INFO] [stderr]    Compiling autocfg v1.5.1
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[INFO] [stderr]    Compiling bugreport v0.6.0
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking globset v0.4.19
[INFO] [stderr]     Checking sysinfo v0.33.1
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[INFO] [stderr]     Checking smol_str v0.3.6
[INFO] [stderr]     Checking uuid v1.24.0
[INFO] [stderr]     Checking sysinfo v0.38.4
[INFO] [stderr]     Checking chacha20 v0.10.1
[INFO] [stderr]     Checking rustc-stable-hash v0.1.2
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking twox-hash v2.1.3
[INFO] [stderr]     Checking ignore v0.4.31
[INFO] [stderr]     Checking directories v6.0.0
[INFO] [stderr]     Checking rustc_version v0.4.1
[INFO] [stderr]    Compiling pest_meta v2.8.8
[INFO] [stderr]     Checking rand v0.10.2
[INFO] [stderr]     Checking itertools v0.15.0
[INFO] [stderr]     Checking num-order v1.2.0
[INFO] [stderr]     Checking urlencoding v2.1.3
[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/824336ad4127ce295849937a24c08a4aeff6ada7/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 --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -C opt-level=3 -C embed-bitcode=no -C codegen-units=16 -C debug-assertions=on --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=14ca85099e27f441 -C extra-filename=-31b76ffe65ec9c58 --out-dir /opt/rustwide/target/debug/build/syn/31b76ffe65ec9c58/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/0a0c60170e5b3aed/out -L dependency=/opt/rustwide/target/debug/build/quote/55c82979acfbc6e1/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/ff6abee80968b259/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/0a0c60170e5b3aed/out/libproc_macro2-0a0c60170e5b3aed.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/55c82979acfbc6e1/out/libquote-55c82979acfbc6e1.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/ff6abee80968b259/out/libunicode_ident-ff6abee80968b259.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" "df4726a542f9c457460d46626b80e5a6931653ea59686ea59c048b82a88dfb80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df4726a542f9c457460d46626b80e5a6931653ea59686ea59c048b82a88dfb80", kill_on_drop: false }`
[INFO] [stdout] df4726a542f9c457460d46626b80e5a6931653ea59686ea59c048b82a88dfb80
