[INFO] fetching crate malai 0.1.0...
[INFO] checking malai-0.1.0 against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for 2025-12-16-next-solver-global
[INFO] extracting crate malai 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate malai 0.1.0
[INFO] finished tweaking crates.io crate malai 0.1.0
[INFO] tweaked toml for crates.io crate malai 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate malai 0.1.0 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 malai 0.1.0 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" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1550beff4d6c83a7e95d1ec578f59d21ec88c48a97f208d57825e434073230d3
[INFO] running `Command { std: "docker" "start" "-a" "1550beff4d6c83a7e95d1ec578f59d21ec88c48a97f208d57825e434073230d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1550beff4d6c83a7e95d1ec578f59d21ec88c48a97f208d57825e434073230d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1550beff4d6c83a7e95d1ec578f59d21ec88c48a97f208d57825e434073230d3", kill_on_drop: false }`
[INFO] [stdout] 1550beff4d6c83a7e95d1ec578f59d21ec88c48a97f208d57825e434073230d3
[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=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] 2b278ada37a003b81be6f0cd1effc4a8f8a3a869b9fbf2c05f9acc20a919c491
[INFO] running `Command { std: "docker" "start" "-a" "2b278ada37a003b81be6f0cd1effc4a8f8a3a869b9fbf2c05f9acc20a919c491", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling portable-atomic v1.11.0
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]     Checking tinyvec v1.9.0
[INFO] [stderr]    Compiling rustls v0.23.26
[INFO] [stderr]    Compiling regex-lite v0.1.6
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]     Checking data-encoding v2.8.0
[INFO] [stderr]     Checking base64ct v1.7.3
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling ucd-parse v0.1.13
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]    Compiling der_derive v0.7.3
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking tinystr v0.7.6
[INFO] [stderr]     Checking icu_collections v1.5.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]     Checking icu_locid v1.5.0
[INFO] [stderr]    Compiling pest v2.8.0
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking netlink-packet-utils v0.5.2
[INFO] [stderr]    Compiling iroh-quinn-udp v0.5.7
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking der v0.7.9
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]     Checking icu_provider v1.5.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking socket2 v0.5.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking tokio v1.44.2
[INFO] [stderr]     Checking getrandom v0.3.2
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking icu_properties v1.5.1
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]    Compiling toml_edit v0.22.24
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking rand v0.9.0
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]    Compiling pest_meta v2.8.0
[INFO] [stderr]     Checking netlink-packet-core v0.7.0
[INFO] [stderr]     Checking webpki-roots v0.26.8
[INFO] [stderr]    Compiling n0-future v0.1.2
[INFO] [stderr]    Compiling struct_iterable_internal v0.1.1
[INFO] [stderr]     Checking cordyceps v0.3.3
[INFO] [stderr]     Checking diatomic-waker v0.2.3
[INFO] [stderr]    Compiling prometheus-client v0.22.3
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]    Compiling libdbus-sys v0.2.5
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking futures-buffered v0.2.11
[INFO] [stderr]     Checking futures-lite v2.6.0
[INFO] [stderr]     Checking rusticata-macros v4.1.0
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]    Compiling enum-as-inner v0.6.1
[INFO] [stderr]    Compiling asn1-rs-derive v0.5.1
[INFO] [stderr]    Compiling prometheus-client-derive-encode v0.4.2
[INFO] [stderr]    Compiling async-recursion v1.1.1
[INFO] [stderr]    Compiling asn1-rs-impl v0.2.0
[INFO] [stderr]    Compiling pest_generator v2.8.0
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]    Compiling moka v0.12.10
[INFO] [stderr]     Checking dtoa v1.0.10
[INFO] [stderr]     Checking tungstenite v0.24.0
[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-0.4.9/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="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=3ac1f196873ca3df -C extra-filename=-1d0dec321f3a7645 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-a6efa894b8ce6ff2.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-371cdb7d366b303a.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-a51f3b0cccc0511b.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `serde` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f/bin/rustc --crate-name serde --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde-1.0.219/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="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "derive", "rc", "serde_derive", "std", "unstable"))' -C metadata=c8fc27d9a3786a51 -C extra-filename=-e752b0ce9bc0501a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid --check-cfg 'cfg(no_core_cstr)' --check-cfg 'cfg(no_core_error)' --check-cfg 'cfg(no_core_net)' --check-cfg 'cfg(no_core_num_saturating)' --check-cfg 'cfg(no_core_try_from)' --check-cfg 'cfg(no_diagnostic_namespace)' --check-cfg 'cfg(no_float_copysign)' --check-cfg 'cfg(no_num_nonzero_signed)' --check-cfg 'cfg(no_relaxed_trait_bounds)' --check-cfg 'cfg(no_serde_derive)' --check-cfg 'cfg(no_std_atomic)' --check-cfg 'cfg(no_std_atomic64)' --check-cfg 'cfg(no_systemtime_checked_add)' --check-cfg 'cfg(no_target_has_atomic)'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "2b278ada37a003b81be6f0cd1effc4a8f8a3a869b9fbf2c05f9acc20a919c491", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b278ada37a003b81be6f0cd1effc4a8f8a3a869b9fbf2c05f9acc20a919c491", kill_on_drop: false }`
[INFO] [stdout] 2b278ada37a003b81be6f0cd1effc4a8f8a3a869b9fbf2c05f9acc20a919c491