[INFO] cloning repository https://github.com/polytheus-AI/polytheus-backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/polytheus-AI/polytheus-backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolytheus-AI%2Fpolytheus-backend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolytheus-AI%2Fpolytheus-backend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c1185503a4c780d3f175cf601ab94e8e71e2228
[INFO] documenting polytheus-AI/polytheus-backend against beta-2026-01-20 for beta-1.94-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolytheus-AI%2Fpolytheus-backend" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/polytheus-AI/polytheus-backend
[INFO] finished tweaking git repo https://github.com/polytheus-AI/polytheus-backend
[INFO] tweaked toml for git repo https://github.com/polytheus-AI/polytheus-backend written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/polytheus-AI/polytheus-backend on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/polytheus-AI/polytheus-backend 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-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a136e7b17085fbe54d4c0e48e97054fb5523bf6d6891f58e0e706e8657583795
[INFO] running `Command { std: "docker" "start" "-a" "a136e7b17085fbe54d4c0e48e97054fb5523bf6d6891f58e0e706e8657583795", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a136e7b17085fbe54d4c0e48e97054fb5523bf6d6891f58e0e706e8657583795", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a136e7b17085fbe54d4c0e48e97054fb5523bf6d6891f58e0e706e8657583795", kill_on_drop: false }`
[INFO] [stdout] a136e7b17085fbe54d4c0e48e97054fb5523bf6d6891f58e0e706e8657583795
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5b3da730e2e20e38cbbb4b4b32ca893285b1ac9e1c60e888733a984c3d2f231
[INFO] running `Command { std: "docker" "start" "-a" "b5b3da730e2e20e38cbbb4b4b32ca893285b1ac9e1c60e888733a984c3d2f231", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling zerocopy v0.8.28
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking hashbrown v0.16.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling target-features v0.1.6
[INFO] [stderr]     Checking array-init-cursor v0.2.1
[INFO] [stderr]     Checking planus v0.3.1
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]     Checking castaway v0.2.4
[INFO] [stderr]    Compiling polars-utils v0.44.2
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]     Checking raw-cpuid v11.6.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling polars-schema v0.44.2
[INFO] [stderr]     Checking iana-time-zone v0.1.64
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling polars-arrow v0.44.2
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]     Checking fast-float v0.2.0
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking memmap2 v0.7.1
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking atoi_simd v0.15.6
[INFO] [stderr]     Checking ethnum v1.5.2
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling polars-compute v0.44.2
[INFO] [stderr]     Checking tracing-core v0.1.35
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]    Compiling cc v1.2.41
[INFO] [stderr]    Compiling polars-core v0.44.2
[INFO] [stderr]     Checking unicode-width v0.2.2
[INFO] [stderr]    Compiling polars-ops v0.44.2
[INFO] [stderr]     Checking xxhash-rust v0.8.15
[INFO] [stderr]     Checking brotli-decompressor v4.0.3
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]     Checking argminmax v0.6.3
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking streaming-decompression v0.1.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking now v0.1.3
[INFO] [stderr]     Checking atoi v2.0.0
[INFO] [stderr]     Checking polars-parquet-format v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling polars-plan v0.44.2
[INFO] [stderr]     Checking home v0.5.12
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling openssl v0.10.74
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]     Checking as-slice v0.2.1
[INFO] [stderr]     Checking crossterm v0.29.0
[INFO] [stderr]    Compiling built v0.8.0
[INFO] [stderr]     Checking brotli v6.0.0
[INFO] [stderr]     Checking indexmap v2.12.0
[INFO] [stderr]    Compiling av-scenechange v0.14.1
[INFO] [stderr]     Checking aligned v0.4.2
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking comfy-table v7.2.1
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]    Compiling pastey v0.1.1
[INFO] [stderr]     Checking y4m v0.8.0
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]    Compiling rav1e v0.8.1
[INFO] [stderr]     Checking bitstream-io v4.9.0
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling stacker v0.1.22
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling lz4-sys v1.11.1+lz4-1.10.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling openssl-sys v0.9.110
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]    Compiling polars-lazy v0.44.2
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking imgref v1.12.0
[INFO] [stderr]     Checking zune-core v0.4.12
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]     Checking weezl v0.1.12
[INFO] [stderr]     Checking loop9 v0.1.5
[INFO] [stderr]     Checking zune-jpeg v0.4.21
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking avif-serialize v0.8.6
[INFO] [stderr]     Checking serde_path_to_error v0.1.20
[INFO] [stderr]     Checking pxfm v0.1.25
[INFO] [stderr]     Checking fdeflate v0.3.7
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking maybe-rayon v0.1.1
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]    Compiling polars v0.44.2
[INFO] [stderr]     Checking bit_field v0.10.3
[INFO] [stderr] error: could not compile `object` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-01-20-x86_64-unknown-linux-gnu/bin/rustc --crate-name object --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/object-0.32.2/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="archive"' --cfg 'feature="coff"' --cfg 'feature="elf"' --cfg 'feature="macho"' --cfg 'feature="pe"' --cfg 'feature="read"' --cfg 'feature="read_core"' --cfg 'feature="std"' --cfg 'feature="unaligned"' --cfg 'feature="xcoff"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("all", "alloc", "archive", "cargo-all", "coff", "compiler_builtins", "compression", "core", "default", "doc", "elf", "macho", "pe", "read", "read_core", "rustc-dep-of-std", "std", "unaligned", "unstable", "unstable-all", "wasm", "write", "write_core", "write_std", "xcoff"))' -C metadata=e0d5ab792f630025 -C extra-filename=-032045749a50b06e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-7e2d702010b5c2ce.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-2026-01-20-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.106/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="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --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=eb54ce828a44b13f -C extra-filename=-15612af449c5735d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8476d166045b0f54.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-24cc753b97170f58.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9ad4622e9362cad2.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b5b3da730e2e20e38cbbb4b4b32ca893285b1ac9e1c60e888733a984c3d2f231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5b3da730e2e20e38cbbb4b4b32ca893285b1ac9e1c60e888733a984c3d2f231", kill_on_drop: false }`
[INFO] [stdout] b5b3da730e2e20e38cbbb4b4b32ca893285b1ac9e1c60e888733a984c3d2f231