[INFO] cloning repository https://github.com/arjunkomath/Bifrost
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arjunkomath/Bifrost" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farjunkomath%2FBifrost", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farjunkomath%2FBifrost'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac3fd346b3118722e063b7aedf29f7769f81f0fd
[INFO] checking arjunkomath/Bifrost against master#c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3 for pr-141352
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farjunkomath%2FBifrost" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arjunkomath/Bifrost on toolchain c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arjunkomath/Bifrost
[INFO] finished tweaking git repo https://github.com/arjunkomath/Bifrost
[INFO] tweaked toml for git repo https://github.com/arjunkomath/Bifrost written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/arjunkomath/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" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2910ac6fd4bd573eeaeeb8c7b573a27f1fe211dccb1f08ba5d8ac19263d3089b
[INFO] running `Command { std: "docker" "start" "-a" "2910ac6fd4bd573eeaeeb8c7b573a27f1fe211dccb1f08ba5d8ac19263d3089b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2910ac6fd4bd573eeaeeb8c7b573a27f1fe211dccb1f08ba5d8ac19263d3089b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2910ac6fd4bd573eeaeeb8c7b573a27f1fe211dccb1f08ba5d8ac19263d3089b", kill_on_drop: false }`
[INFO] [stdout] 2910ac6fd4bd573eeaeeb8c7b573a27f1fe211dccb1f08ba5d8ac19263d3089b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b9fea0b254a1f6c3dae26300456ae6f8baff5373f4091d374d43fc358ff77ec
[INFO] running `Command { std: "docker" "start" "-a" "4b9fea0b254a1f6c3dae26300456ae6f8baff5373f4091d374d43fc358ff77ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking log v0.4.26
[INFO] [stderr]     Checking once_cell v1.20.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking bytes v1.10.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.0
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]     Checking icu_properties_data v1.5.0
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking utf16_iter v1.0.5
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking icu_normalizer_data v1.5.0
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]     Checking write16 v1.0.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking cpufeatures v0.2.17
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking ryu v1.0.19
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]     Checking indexmap v2.7.1
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling cc v1.2.16
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling zstd-safe v7.2.3
[INFO] [stderr]    Compiling openssl-probe v0.1.6
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]     Checking local-waker v0.1.4
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling crc v3.3.0
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling unicode-properties v0.1.3
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling httparse v1.10.0
[INFO] [stderr]     Checking miniz_oxide v0.8.5
[INFO] [stderr]     Checking actix-service v2.0.2
[INFO] [stderr]    Compiling time-macros v0.2.19
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]     Checking brotli-decompressor v4.0.2
[INFO] [stderr]     Checking actix-utils v3.0.1
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling bytestring v1.4.0
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling dotenvy v0.15.7
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling regex-lite v0.1.6
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling openssl-sys v0.9.108
[INFO] [stderr]    Compiling zstd-sys v2.0.14+zstd.1.5.7
[INFO] [stderr]    Compiling whoami v1.6.0
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking brotli v6.0.0
[INFO] [stderr]     Checking flate2 v1.1.0
[INFO] [stderr]     Checking local-channel v0.1.5
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking time v0.3.37
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking language-tags v0.3.2
[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/c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.99/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=26dfb2ce671b1026 -C extra-filename=-0fca442909581abf --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-700111417ab1d10e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-2b3ffcdc9dab7d81.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-6759994d78e94663.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4b9fea0b254a1f6c3dae26300456ae6f8baff5373f4091d374d43fc358ff77ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b9fea0b254a1f6c3dae26300456ae6f8baff5373f4091d374d43fc358ff77ec", kill_on_drop: false }`
[INFO] [stdout] 4b9fea0b254a1f6c3dae26300456ae6f8baff5373f4091d374d43fc358ff77ec