[INFO] fetching crate recovery-whiskers 0.6.1...
[INFO] testing recovery-whiskers-0.6.1 against 1.97.0-beta.6 for beta-1.98-1
[INFO] extracting crate recovery-whiskers 0.6.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate recovery-whiskers 0.6.1
[INFO] finished tweaking crates.io crate recovery-whiskers 0.6.1
[INFO] tweaked toml for crates.io crate recovery-whiskers 0.6.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate recovery-whiskers 0.6.1 on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate recovery-whiskers 0.6.1 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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smart-default v0.7.1
[INFO] [stderr]   Downloaded serde_millis v0.1.1
[INFO] [stderr]   Downloaded ucs2 v0.3.3
[INFO] [stderr]   Downloaded smart-serde-default v0.1.1
[INFO] [stderr]   Downloaded greaseweazle v0.2.0
[INFO] [stderr]   Downloaded unescaper v0.1.8
[INFO] [stderr]   Downloaded savefile-derive v0.20.2
[INFO] [stderr]   Downloaded savefile v0.20.2
[INFO] [stderr]   Downloaded futures-concurrency v7.7.1
[INFO] [stderr]   Downloaded flexi_logger v0.31.9
[INFO] [stderr]   Downloaded splitbits v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4ba0430c1406ccd47a7dd27625035cf4ca1df4efa1f383df0f50d9e10c8ca316
[INFO] running `Command { std: "docker" "start" "4ba0430c1406ccd47a7dd27625035cf4ca1df4efa1f383df0f50d9e10c8ca316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ba0430c1406ccd47a7dd27625035cf4ca1df4efa1f383df0f50d9e10c8ca316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4ba0430c1406ccd47a7dd27625035cf4ca1df4efa1f383df0f50d9e10c8ca316" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ba0430c1406ccd47a7dd27625035cf4ca1df4efa1f383df0f50d9e10c8ca316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4ba0430c1406ccd47a7dd27625035cf4ca1df4efa1f383df0f50d9e10c8ca316" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling pin-project-lite v0.2.17
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling bitflags v2.13.0
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling value-bag v1.12.0
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling smallvec v1.15.2
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling memchr v2.8.2
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling log v0.4.32
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling piper v0.2.5
[INFO] [stderr]    Compiling instability v0.3.12
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling unicode-segmentation v1.13.3
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling either v1.16.0
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling toml_edit v0.25.12+spec-1.1.0
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling iana-time-zone v0.1.65
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling chrono v0.4.45
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr]    Compiling async-executor v1.14.0
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v1.2.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling savefile v0.20.2
[INFO] [stderr]    Compiling signal-hook-mio v0.2.5
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling hashbrown v0.17.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling winnow v1.0.3
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling compact_str v0.8.2
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling unicode-truncate v1.1.0
[INFO] [stderr]    Compiling crossterm v0.28.1
[INFO] [stderr]    Compiling serde_spanned v1.1.1
[INFO] [stderr]    Compiling toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling toml_writer v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling crc-catalog v2.5.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling unicode-width v0.2.0
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling ucs2 v0.3.3
[INFO] [stderr]    Compiling crc v3.4.0
[INFO] [stderr]    Compiling toml v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling directories v6.0.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling regex v1.12.4
[INFO] [stderr]    Compiling async-std v1.13.2
[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/1.97.0-beta.6-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/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="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=ff08146df5ebbdef -C extra-filename=-dca25623522b668c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0c40d63d27eaa186.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-f00deaf3751849d4.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-86faa6b6bcc5b157.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" "4ba0430c1406ccd47a7dd27625035cf4ca1df4efa1f383df0f50d9e10c8ca316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba0430c1406ccd47a7dd27625035cf4ca1df4efa1f383df0f50d9e10c8ca316", kill_on_drop: false }`
[INFO] [stdout] 4ba0430c1406ccd47a7dd27625035cf4ca1df4efa1f383df0f50d9e10c8ca316
