[INFO] fetching crate kafka-backup-core 0.2.1...
[INFO] checking kafka-backup-core-0.2.1 against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for 2025-12-16-next-solver-global
[INFO] extracting crate kafka-backup-core 0.2.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate kafka-backup-core 0.2.1
[INFO] finished tweaking crates.io crate kafka-backup-core 0.2.1
[INFO] tweaked toml for crates.io crate kafka-backup-core 0.2.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kafka-backup-core 0.2.1 on toolchain c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kafka-backup-core 0.2.1 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" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b36ea48cdd0d7d6f5f1efc18374eaa598ef614b05d348c6d71ac5928454e4c29
[INFO] running `Command { std: "docker" "start" "-a" "b36ea48cdd0d7d6f5f1efc18374eaa598ef614b05d348c6d71ac5928454e4c29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b36ea48cdd0d7d6f5f1efc18374eaa598ef614b05d348c6d71ac5928454e4c29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b36ea48cdd0d7d6f5f1efc18374eaa598ef614b05d348c6d71ac5928454e4c29", kill_on_drop: false }`
[INFO] [stdout] b36ea48cdd0d7d6f5f1efc18374eaa598ef614b05d348c6d71ac5928454e4c29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f580a88ce27213e14603f729c3b263adbc0e5897fd15f389533e0cfc080af2f
[INFO] running `Command { std: "docker" "start" "-a" "8f580a88ce27213e14603f729c3b263adbc0e5897fd15f389533e0cfc080af2f", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.35
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking signal-hook-registry v1.4.7
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]    Compiling mio v1.1.0
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]     Checking rustls-native-certs v0.8.2
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling zerocopy v0.8.30
[INFO] [stderr]    Compiling tracing v0.1.42
[INFO] [stderr]    Compiling crc v3.3.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling serde_with_macros v3.16.0
[INFO] [stderr]    Compiling structmeta-derive v0.3.0
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]    Compiling cc v1.2.47
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]    Compiling crc32c v0.6.8
[INFO] [stderr]     Checking futures-intrusive v0.5.0
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking home v0.5.12
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking xattr v1.6.1
[INFO] [stderr]    Compiling snafu-derive v0.8.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking filetime v0.2.26
[INFO] [stderr]     Checking serde_with v3.16.0
[INFO] [stderr]    Compiling prometheus v0.13.4
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]    Compiling structmeta v0.3.0
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]     Checking docker_credential v1.3.2
[INFO] [stderr]     Checking etcetera v0.8.0
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking quick-xml v0.37.5
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking twox-hash v2.1.2
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[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/c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f/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 --allow=unexpected_cfgs --check-cfg 'cfg(docsrs_regex)' --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=f632052160f2b2ff -C extra-filename=-7bf0783775d1115e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-f67246a863654045.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-ca36ce98a96d8f76.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-772b60ac7f4bd548.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" "8f580a88ce27213e14603f729c3b263adbc0e5897fd15f389533e0cfc080af2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f580a88ce27213e14603f729c3b263adbc0e5897fd15f389533e0cfc080af2f", kill_on_drop: false }`
[INFO] [stdout] 8f580a88ce27213e14603f729c3b263adbc0e5897fd15f389533e0cfc080af2f