[INFO] fetching crate unc-cli-rs 0.8.0...
[INFO] building unc-cli-rs-0.8.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate unc-cli-rs 0.8.0 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate unc-cli-rs 0.8.0
[INFO] finished tweaking crates.io crate unc-cli-rs 0.8.0
[INFO] tweaked toml for crates.io crate unc-cli-rs 0.8.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unc-cli-rs 0.8.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate unc-cli-rs 0.8.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c1640551d487b1c49fee7e525fe352f5a7819efb1c09091c6ddcfe81e652c9d
[INFO] running `Command { std: "docker" "start" "-a" "2c1640551d487b1c49fee7e525fe352f5a7819efb1c09091c6ddcfe81e652c9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c1640551d487b1c49fee7e525fe352f5a7819efb1c09091c6ddcfe81e652c9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c1640551d487b1c49fee7e525fe352f5a7819efb1c09091c6ddcfe81e652c9d", kill_on_drop: false }`
[INFO] [stdout] 2c1640551d487b1c49fee7e525fe352f5a7819efb1c09091c6ddcfe81e652c9d
[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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4792b4baa6511cd912f6cffddf4b8fa363a7b0e938cc3fda811e66fa30532dc3
[INFO] running `Command { std: "docker" "start" "-a" "4792b4baa6511cd912f6cffddf4b8fa363a7b0e938cc3fda811e66fa30532dc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling indexmap v2.2.5
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling either v1.10.0
[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/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.53/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="quote"' --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", "quote", "test", "visit", "visit-mut"))' -C metadata=14a913a0246fe974 -C extra-filename=-ff3eb6208554e280 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-a63140b18bb374d6.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-8125aef03fb5ffda.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.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" "4792b4baa6511cd912f6cffddf4b8fa363a7b0e938cc3fda811e66fa30532dc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4792b4baa6511cd912f6cffddf4b8fa363a7b0e938cc3fda811e66fa30532dc3", kill_on_drop: false }`
[INFO] [stdout] 4792b4baa6511cd912f6cffddf4b8fa363a7b0e938cc3fda811e66fa30532dc3