[INFO] cloning repository https://github.com/K12trappy/bifrost
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/K12trappy/bifrost" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FK12trappy%2Fbifrost", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FK12trappy%2Fbifrost'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4299088508b1bef17b064ec640197fb55340f7ec
[INFO] checking K12trappy/bifrost against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FK12trappy%2Fbifrost" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/K12trappy/bifrost
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/K12trappy/bifrost
[INFO] tweaked toml for git repo https://github.com/K12trappy/bifrost written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/K12trappy/bifrost on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/K12trappy/bifrost 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 840f85e40028277ceae4118e2881db52659d14f225f9d41cc91352dd33cfe998
[INFO] running `Command { std: "docker" "start" "-a" "840f85e40028277ceae4118e2881db52659d14f225f9d41cc91352dd33cfe998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "840f85e40028277ceae4118e2881db52659d14f225f9d41cc91352dd33cfe998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "840f85e40028277ceae4118e2881db52659d14f225f9d41cc91352dd33cfe998", kill_on_drop: false }`
[INFO] [stdout] 840f85e40028277ceae4118e2881db52659d14f225f9d41cc91352dd33cfe998
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd8a27b0de75bbebf845d39f82aedc60fc94cabade6d8041e191e6fe8a2cc7ed
[INFO] running `Command { std: "docker" "start" "-a" "cd8a27b0de75bbebf845d39f82aedc60fc94cabade6d8041e191e6fe8a2cc7ed", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling borsh v1.5.7
[INFO] [stderr]     Checking five8_core v0.1.2
[INFO] [stderr]     Checking solana-sanitize v3.0.1
[INFO] [stderr]     Checking solana-atomic-u64 v3.0.0
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]    Compiling syn v2.0.107
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking five8 v0.2.1
[INFO] [stderr]     Checking five8_const v0.1.4
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]    Compiling bs58 v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking litemap v0.8.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking writeable v0.6.1
[INFO] [stderr]     Checking rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling aws-lc-rs v1.14.1
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling rustls v0.23.33
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking solana-program-memory v3.0.0
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking solana-msg v3.0.0
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking brotli-decompressor v5.0.0
[INFO] [stderr]     Checking solana-define-syscall v3.0.0
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking compression-core v0.4.29
[INFO] [stderr]     Checking webpki-roots v1.0.3
[INFO] [stderr]     Checking iri-string v0.7.8
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]     Checking derivation-path v0.2.0
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking flate2 v1.1.4
[INFO] [stderr]     Checking solana-derivation-path v3.0.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling cc v1.2.41
[INFO] [stderr]     Checking solana-seed-derivable v3.0.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking deranged v0.5.4
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling solana-version v3.0.7
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking solana-svm-feature-set v3.0.7
[INFO] [stderr]     Checking solana-time-utils v3.0.0
[INFO] [stderr]     Checking data-encoding v2.9.0
[INFO] [stderr]     Checking brotli v8.0.2
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking gethostname v0.2.3
[INFO] [stderr]     Checking der v0.7.10
[INFO] [stderr]     Checking semver v1.0.27
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking rustls-native-certs v0.8.2
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking pbkdf2 v0.11.0
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling quinn-udp v0.5.14
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]    Compiling oid-registry v0.6.1
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking fastbloom v0.14.0
[INFO] [stderr]     Checking tinyvec v1.10.0
[INFO] [stderr]     Checking solana-seed-phrase v3.0.0
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]    Compiling quinn v0.11.9
[INFO] [stderr]    Compiling solana-perf v3.0.7
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking lru-slab v0.1.2
[INFO] [stderr]     Checking hashbrown v0.16.0
[INFO] [stderr]     Checking solana-rayon-threadlimit v3.0.7
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking rusticata-macros v4.1.0
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking raw-cpuid v11.6.0
[INFO] [stderr]     Checking caps v0.5.6
[INFO] [stderr]     Checking solana-measure v3.0.7
[INFO] [stderr]     Checking console v0.16.1
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling aws-lc-sys v0.32.3
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]     Checking indexmap v2.12.0
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.21.3
[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/4f260f0f20b3133d20cfb50353c0221943af5796/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.107/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=e4cb1784da22e5e8 -C extra-filename=-1d869663728b4f22 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d80b3fd541bf7d3a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e52f95bea5f84458.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-4c4978ebd10c680a.rmeta --cap-lints allow --cap-lints=forbid -Dunmustuse_in_always_ok` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cd8a27b0de75bbebf845d39f82aedc60fc94cabade6d8041e191e6fe8a2cc7ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd8a27b0de75bbebf845d39f82aedc60fc94cabade6d8041e191e6fe8a2cc7ed", kill_on_drop: false }`
[INFO] [stdout] cd8a27b0de75bbebf845d39f82aedc60fc94cabade6d8041e191e6fe8a2cc7ed