[INFO] fetching crate yubikey-crpyto 0.1.2...
[INFO] testing yubikey-crpyto-0.1.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate yubikey-crpyto 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate yubikey-crpyto 0.1.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate yubikey-crpyto 0.1.2
[INFO] tweaked toml for crates.io crate yubikey-crpyto 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yubikey-crpyto 0.1.2 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 yubikey-crpyto 0.1.2 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f300ca574d18907267d508ab5469d60b82f67412ab775d8df6c763437a55164f
[INFO] running `Command { std: "docker" "start" "-a" "f300ca574d18907267d508ab5469d60b82f67412ab775d8df6c763437a55164f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f300ca574d18907267d508ab5469d60b82f67412ab775d8df6c763437a55164f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f300ca574d18907267d508ab5469d60b82f67412ab775d8df6c763437a55164f", kill_on_drop: false }`
[INFO] [stdout] f300ca574d18907267d508ab5469d60b82f67412ab775d8df6c763437a55164f
[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=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] a90f53a9902da9a602653471e9324c482fd2ac161bc89567cb6a4a91d44fd075
[INFO] running `Command { std: "docker" "start" "-a" "a90f53a9902da9a602653471e9324c482fd2ac161bc89567cb6a4a91d44fd075", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling toml_write v0.1.1
[INFO] [stderr]    Compiling winnow v0.7.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling solana-sanitize v2.2.1
[INFO] [stderr]    Compiling solana-atomic-u64 v2.2.1
[INFO] [stderr]    Compiling five8_core v0.1.2
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling five8_const v0.1.4
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling bs58 v0.5.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling signature v1.6.4
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling solana-msg v2.2.1
[INFO] [stderr]    Compiling ed25519 v1.5.3
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling derivation-path v0.2.0
[INFO] [stderr]    Compiling qstring v0.7.2
[INFO] [stderr]    Compiling uriparse v0.6.4
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling libsecp256k1-core v0.2.2
[INFO] [stderr]    Compiling solana-decode-error v2.2.1
[INFO] [stderr]    Compiling solana-program-memory v2.2.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling parity-scale-codec v3.7.4
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling solana-derivation-path v2.2.1
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling cc v1.2.21
[INFO] [stderr]    Compiling solana-seed-derivable v2.2.1
[INFO] [stderr]    Compiling byte-slice-cast v1.2.3
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling brotli v8.0.0
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.2.1
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.2.1
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling openssl-src v300.5.0+3.5.0
[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-2.0.101/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=358301c2e5ae56f0 -C extra-filename=-5dd0f6a3639b6175 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-bf9571ce26f6f9f2.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-14483d47ce05331a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-4a25721f1aaca7af.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" "a90f53a9902da9a602653471e9324c482fd2ac161bc89567cb6a4a91d44fd075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a90f53a9902da9a602653471e9324c482fd2ac161bc89567cb6a4a91d44fd075", kill_on_drop: false }`
[INFO] [stdout] a90f53a9902da9a602653471e9324c482fd2ac161bc89567cb6a4a91d44fd075