[INFO] fetching crate skootrs-rest 0.1.0...
[INFO] testing skootrs-rest-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate skootrs-rest 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate skootrs-rest 0.1.0
[INFO] finished tweaking crates.io crate skootrs-rest 0.1.0
[INFO] tweaked toml for crates.io crate skootrs-rest 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate skootrs-rest 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 332 packages to latest compatible versions
[INFO] [stderr]       Adding utoipa v4.2.3 (available: v5.4.0)
[INFO] [stderr]       Adding utoipa-rapidoc v2.0.0 (available: v6.0.0)
[INFO] [stderr]       Adding utoipa-redoc v2.0.0 (available: v6.0.0)
[INFO] [stderr]       Adding utoipa-swagger-ui v5.0.0 (available: v9.0.2)
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f437ce057340c4f17ec75962270bfb5e926e17b60ea26e8d3168c43eb5d2dc7d
[INFO] running `Command { std: "docker" "start" "-a" "f437ce057340c4f17ec75962270bfb5e926e17b60ea26e8d3168c43eb5d2dc7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f437ce057340c4f17ec75962270bfb5e926e17b60ea26e8d3168c43eb5d2dc7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f437ce057340c4f17ec75962270bfb5e926e17b60ea26e8d3168c43eb5d2dc7d", kill_on_drop: false }`
[INFO] [stdout] f437ce057340c4f17ec75962270bfb5e926e17b60ea26e8d3168c43eb5d2dc7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8bb60b2209ebf557e0afe6cb52f1e47fd62a546ad304fd2ddfcb43daaffd67e3
[INFO] running `Command { std: "docker" "start" "-a" "8bb60b2209ebf557e0afe6cb52f1e47fd62a546ad304fd2ddfcb43daaffd67e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling deranged v0.5.4
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling local-waker v0.1.4
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling regex-lite v0.1.7
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling brotli-decompressor v5.0.0
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling actix-utils v3.0.1
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]    Compiling bytestring v1.5.0
[INFO] [stderr]    Compiling actix-service v2.0.3
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling local-channel v0.1.5
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling brotli v8.0.2
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling language-tags v0.3.2
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling foldhash v0.1.5
[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-2.0.106/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=ad0e4f786f6277e9 -C extra-filename=-e10954686f99c264 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3961f8809e272ccb.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-557d48b6199c64f2.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9ad4622e9362cad2.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" "8bb60b2209ebf557e0afe6cb52f1e47fd62a546ad304fd2ddfcb43daaffd67e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bb60b2209ebf557e0afe6cb52f1e47fd62a546ad304fd2ddfcb43daaffd67e3", kill_on_drop: false }`
[INFO] [stdout] 8bb60b2209ebf557e0afe6cb52f1e47fd62a546ad304fd2ddfcb43daaffd67e3