[INFO] fetching crate rustloc 0.13.1...
[INFO] documenting rustloc-0.13.1 against beta-2026-04-21 for beta-1.96-rustdoc-1
[INFO] extracting crate rustloc 0.13.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rustloc 0.13.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rustloc 0.13.1
[INFO] tweaked toml for crates.io crate rustloc 0.13.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustloc 0.13.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rustloc 0.13.1 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5f779a155c446beaf9bae0706cfca257173b5370187ae5f16930939a902ff76
[INFO] running `Command { std: "docker" "start" "-a" "d5f779a155c446beaf9bae0706cfca257173b5370187ae5f16930939a902ff76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5f779a155c446beaf9bae0706cfca257173b5370187ae5f16930939a902ff76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5f779a155c446beaf9bae0706cfca257173b5370187ae5f16930939a902ff76", kill_on_drop: false }`
[INFO] [stdout] d5f779a155c446beaf9bae0706cfca257173b5370187ae5f16930939a902ff76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96509fa39a7cc2df8faabd6267eb1690ca28d8f043ac2192750cc0306f823035
[INFO] running `Command { std: "docker" "start" "-a" "96509fa39a7cc2df8faabd6267eb1690ca28d8f043ac2192750cc0306f823035", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]     Checking gix-trace v0.1.17
[INFO] [stderr]     Checking sha1_smol v1.0.1
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking unicode-normalization v0.1.25
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]     Checking jiff v0.2.18
[INFO] [stderr]     Checking winnow v0.6.26
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-bom v2.0.3
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking kstring v2.0.2
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling zmij v1.0.12
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking gix-utils v0.1.14
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking waker-fn v1.2.0
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling rustix v0.37.28
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]     Checking shell-words v1.1.1
[INFO] [stderr]     Checking anstyle-query v1.1.5
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking memmap2 v0.9.9
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ahash v0.7.8
[INFO] [stderr]     Checking gix-sec v0.10.12
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking prodash v29.0.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.8/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --allow=unexpected_cfgs --check-cfg 'cfg(docsrs_regex)' --cfg 'feature="default"' --cfg 'feature="std"' --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"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("arbitrary", "default", "std", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=fdb6afc1041283e9 -C extra-filename=-2e38b166a90e1272 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "96509fa39a7cc2df8faabd6267eb1690ca28d8f043ac2192750cc0306f823035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96509fa39a7cc2df8faabd6267eb1690ca28d8f043ac2192750cc0306f823035", kill_on_drop: false }`
[INFO] [stdout] 96509fa39a7cc2df8faabd6267eb1690ca28d8f043ac2192750cc0306f823035