[INFO] fetching crate rhai-loco 0.16.2...
[INFO] testing rhai-loco-0.16.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rhai-loco 0.16.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rhai-loco 0.16.2
[INFO] finished tweaking crates.io crate rhai-loco 0.16.2
[INFO] tweaked toml for crates.io crate rhai-loco 0.16.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rhai-loco 0.16.2 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rhai-loco 0.16.2 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71eee8d7e0a87c7338b3a68e1854393b61c81e4dd9c13cf5331ec1b8c96eee77
[INFO] running `Command { std: "docker" "start" "-a" "71eee8d7e0a87c7338b3a68e1854393b61c81e4dd9c13cf5331ec1b8c96eee77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71eee8d7e0a87c7338b3a68e1854393b61c81e4dd9c13cf5331ec1b8c96eee77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71eee8d7e0a87c7338b3a68e1854393b61c81e4dd9c13cf5331ec1b8c96eee77", kill_on_drop: false }`
[INFO] [stdout] 71eee8d7e0a87c7338b3a68e1854393b61c81e4dd9c13cf5331ec1b8c96eee77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23bc134481e7f5c2aa278f5273226af907c42c9e1c208c918e064f6ddf1fefd1
[INFO] running `Command { std: "docker" "start" "-a" "23bc134481e7f5c2aa278f5273226af907c42c9e1c208c918e064f6ddf1fefd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling rustls v0.23.29
[INFO] [stderr]    Compiling rust_decimal v1.37.2
[INFO] [stderr]    Compiling bigdecimal v0.4.8
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling webpki-roots v1.0.2
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling crc v3.3.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling webpki-roots v0.26.11
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling cc v1.2.30
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling unicode-properties v0.1.3
[INFO] [stderr]    Compiling dotenvy v0.15.7
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling whoami v1.6.0
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling brotli-decompressor v5.0.0
[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling os_pipe v1.2.2
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling ordered-float v4.6.0
[INFO] [stderr]    Compiling clap_builder v4.5.41
[INFO] [stderr]    Compiling sigchld v0.2.4
[INFO] [stderr]    Compiling unic-ucd-segment v0.9.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling fs-err v2.11.0
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling deunicode v1.6.2
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling unic-segment v0.9.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling brotli v8.0.1
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]    Compiling slug v0.1.6
[INFO] [stderr]    Compiling shared_child v1.1.1
[INFO] [stderr]    Compiling humansize v2.1.3
[INFO] [stderr]    Compiling cookie v0.18.1
[INFO] [stderr]    Compiling aliasable v0.1.3
[INFO] [stderr]    Compiling shared_thread v0.1.0
[INFO] [stderr]    Compiling http-range-header v0.4.2
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling globset v0.4.16
[INFO] [stderr]    Compiling duct v1.0.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling ignore v0.4.23
[INFO] [stderr]    Compiling cruet v0.13.3
[INFO] [stderr]    Compiling nom v7.1.3
[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-2025-09-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.104/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=b1a18af374189002 -C extra-filename=-28b084b2bdac93dd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-854696e6ecb228db.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-2fa5dbbdcf3ea8ea.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-958b805d9ab3f4fe.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" "23bc134481e7f5c2aa278f5273226af907c42c9e1c208c918e064f6ddf1fefd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23bc134481e7f5c2aa278f5273226af907c42c9e1c208c918e064f6ddf1fefd1", kill_on_drop: false }`
[INFO] [stdout] 23bc134481e7f5c2aa278f5273226af907c42c9e1c208c918e064f6ddf1fefd1
