[INFO] fetching crate rma-rules 0.20.0...
[INFO] testing rma-rules-0.20.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rma-rules 0.20.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rma-rules 0.20.0
[INFO] finished tweaking crates.io crate rma-rules 0.20.0
[INFO] tweaked toml for crates.io crate rma-rules 0.20.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rma-rules 0.20.0 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 rma-rules 0.20.0 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" "+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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 771c4fe1c48ef7f136431bac6870e3adecbb7f13bbfda17ce4aebcf4e9be226a
[INFO] running `Command { std: "docker" "start" "-a" "771c4fe1c48ef7f136431bac6870e3adecbb7f13bbfda17ce4aebcf4e9be226a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "771c4fe1c48ef7f136431bac6870e3adecbb7f13bbfda17ce4aebcf4e9be226a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "771c4fe1c48ef7f136431bac6870e3adecbb7f13bbfda17ce4aebcf4e9be226a", kill_on_drop: false }`
[INFO] [stdout] 771c4fe1c48ef7f136431bac6870e3adecbb7f13bbfda17ce4aebcf4e9be226a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7963f095041244e8d13e9b95af36802d63590199426d154306151323b414536e
[INFO] running `Command { std: "docker" "start" "-a" "7963f095041244e8d13e9b95af36802d63590199426d154306151323b414536e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.55
[INFO] [stderr]    Compiling tree-sitter-language v0.1.6
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling zmij v1.0.18
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling bstr v1.12.1
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling ryu v1.0.22
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling iana-time-zone v0.1.65
[INFO] [stderr]    Compiling chrono v0.4.43
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling streaming-iterator v0.1.9
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling tree-sitter-hcl v1.1.0
[INFO] [stderr]    Compiling tree-sitter-lua v0.2.0
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling tree-sitter-java v0.23.5
[INFO] [stderr]    Compiling tree-sitter-ocaml v0.23.2
[INFO] [stderr]    Compiling tree-sitter-rust v0.24.0
[INFO] [stderr]    Compiling tree-sitter-go v0.23.4
[INFO] [stderr]    Compiling tree-sitter-bash v0.23.3
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling tree-sitter-elixir v0.3.4
[INFO] [stderr]    Compiling tree-sitter-c v0.23.4
[INFO] [stderr]    Compiling tree-sitter-cpp v0.23.4
[INFO] [stderr]    Compiling tree-sitter-css v0.23.2
[INFO] [stderr]    Compiling tree-sitter-html v0.23.2
[INFO] [stderr]    Compiling tree-sitter-javascript v0.23.1
[INFO] [stderr]    Compiling tree-sitter-md v0.5.2
[INFO] [stderr]    Compiling tree-sitter-haskell v0.23.1
[INFO] [stderr]    Compiling tree-sitter-php v0.23.11
[INFO] [stderr]    Compiling tree-sitter-python v0.23.6
[INFO] [stderr]    Compiling tree-sitter-ruby v0.23.1
[INFO] [stderr]    Compiling tree-sitter-swift v0.6.0
[INFO] [stderr]    Compiling tree-sitter-typescript v0.23.2
[INFO] [stderr]    Compiling tree-sitter-solidity v1.2.13
[INFO] [stderr]    Compiling tree-sitter-yaml v0.7.2
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling tree-sitter-kotlin-ng v1.1.0
[INFO] [stderr]    Compiling tree-sitter-scala v0.23.4
[INFO] [stderr]    Compiling tree-sitter-toml-ng v0.7.0
[INFO] [stderr]    Compiling tree-sitter-json v0.24.8
[INFO] [stderr]    Compiling tree-sitter-c-sharp v0.23.1
[INFO] [stderr]    Compiling tree-sitter v0.25.10
[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/beta-2026-04-21-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-0.4.13/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 -C debuginfo=2 --allow=unexpected_cfgs --check-cfg 'cfg(docsrs_regex)' --cfg 'feature="alloc"' --cfg 'feature="dfa-onepass"' --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=8464a4a34398d064 -C extra-filename=-7bc295faf72f070c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-c934eddef5e407ea.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-b567a4d9673dfb1d.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-5210c8a89f502eee.rmeta --cap-lints allow --cap-lints=warn` (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/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.114/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 --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=4d2fc80726b75852 -C extra-filename=-3921da1bfd2673ee --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-180412bed9fc519c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e524a1bb7c3f3668.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-78d3da9d81f84e3e.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "7963f095041244e8d13e9b95af36802d63590199426d154306151323b414536e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7963f095041244e8d13e9b95af36802d63590199426d154306151323b414536e", kill_on_drop: false }`
[INFO] [stdout] 7963f095041244e8d13e9b95af36802d63590199426d154306151323b414536e
