[INFO] fetching crate mextron 2.3.0...
[INFO] testing mextron-2.3.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate mextron 2.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate mextron 2.3.0
[INFO] finished tweaking crates.io crate mextron 2.3.0
[INFO] tweaked toml for crates.io crate mextron 2.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mextron 2.3.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mextron 2.3.0 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-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 558b64548ae8a37c8efd698df5c875d73630d1bdd284e9230ae8ce6e63a675a4
[INFO] running `Command { std: "docker" "start" "-a" "558b64548ae8a37c8efd698df5c875d73630d1bdd284e9230ae8ce6e63a675a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "558b64548ae8a37c8efd698df5c875d73630d1bdd284e9230ae8ce6e63a675a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "558b64548ae8a37c8efd698df5c875d73630d1bdd284e9230ae8ce6e63a675a4", kill_on_drop: false }`
[INFO] [stdout] 558b64548ae8a37c8efd698df5c875d73630d1bdd284e9230ae8ce6e63a675a4
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa1c06d3ca679d7cd0ca7c84c6d814495ed90c72caca4a9c7f01b96292a1553b
[INFO] running `Command { std: "docker" "start" "-a" "aa1c06d3ca679d7cd0ca7c84c6d814495ed90c72caca4a9c7f01b96292a1553b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling hashbrown v0.14.2
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-sink v0.3.29
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.29
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling strsim v0.10.0
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[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
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[INFO] [stderr]    Compiling mio v0.8.9
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling socket2 v0.5.5
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[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling ucd-trie v0.1.6
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[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling openssl v0.10.60
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
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[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling try-lock v0.2.4
[INFO] [stderr]    Compiling async-trait v0.1.74
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling tower-layer v0.3.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.2
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling cpufeatures v0.2.11
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling openssl-sys v0.9.96
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling dlv-list v0.3.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
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[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling ordered-multimap v0.4.3
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[INFO] [stderr]    Compiling inotify v0.9.6
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling filetime v0.2.22
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling utf8-width v0.1.7
[INFO] [stderr]    Compiling pulldown-cmark v0.9.3
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling iana-time-zone v0.1.58
[INFO] [stderr]    Compiling parse-js v0.10.3
[INFO] [stderr]    Compiling data-encoding v2.5.0
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling winnow v0.5.19
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling clap_builder v4.4.8
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling notify v6.1.1
[INFO] [stderr]    Compiling minify-js v0.4.3
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling chrono v0.4.31
[INFO] [stderr]    Compiling html-escape v0.2.13
[INFO] [stderr]    Compiling rust-ini v0.18.0
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling quick-xml v0.31.0
[INFO] [stderr]    Compiling encoding_rs v0.8.33
[INFO] [stderr]    Compiling http-range-header v0.3.1
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.9
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling unidecode v0.3.0
[INFO] [stderr]    Compiling pathdiff v0.2.1
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling minifier v0.2.3
[INFO] [stderr]    Compiling cow-utils v0.1.3
[INFO] [stderr]    Compiling ipnet v2.9.0
[INFO] [stderr]    Compiling base64 v0.21.5
[INFO] [stderr]    Compiling matchit v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling enum-ordinalize v3.1.15
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling slugify v0.1.0
[INFO] [stderr]    Compiling async-recursion v1.0.5
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]    Compiling tokio v1.34.0
[INFO] [stderr]    Compiling notify-debouncer-mini v0.4.1
[INFO] [stderr]    Compiling directories v5.0.1
[INFO] [stderr]    Compiling pin-project v1.1.3
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling pest v2.7.5
[INFO] [stderr]    Compiling tungstenite v0.20.1
[INFO] [stderr]    Compiling educe v0.4.23
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling derive_builder_core v0.12.0
[INFO] [stderr]    Compiling regex v1.10.2
[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-2025-10-28-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-0.4.3/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 --cfg 'feature="alloc"' --cfg 'feature="dfa-onepass"' --cfg 'feature="hybrid"' --cfg 'feature="meta"' --cfg 'feature="nfa-backtrack"' --cfg 'feature="nfa-pikevm"' --cfg 'feature="nfa-thompson"' --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=c25aed22525e777a -C extra-filename=-a5bb12bc3acff425 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-1d89cf98656b10d4.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-d8112fc1e1cdd527.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-493f5c90e53c4ba0.rmeta --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" "aa1c06d3ca679d7cd0ca7c84c6d814495ed90c72caca4a9c7f01b96292a1553b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa1c06d3ca679d7cd0ca7c84c6d814495ed90c72caca4a9c7f01b96292a1553b", kill_on_drop: false }`
[INFO] [stdout] aa1c06d3ca679d7cd0ca7c84c6d814495ed90c72caca4a9c7f01b96292a1553b