[INFO] fetching crate kbo 0.5.1...
[INFO] building kbo-0.5.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate kbo 0.5.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate kbo 0.5.1
[INFO] finished tweaking crates.io crate kbo 0.5.1
[INFO] tweaked toml for crates.io crate kbo 0.5.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kbo 0.5.1 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 kbo 0.5.1 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d5e1e58aeef38351926407147d67f0784ee8ad936a7a2ceedc38b3edf920f74c
[INFO] running `Command { std: "docker" "start" "-a" "d5e1e58aeef38351926407147d67f0784ee8ad936a7a2ceedc38b3edf920f74c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5e1e58aeef38351926407147d67f0784ee8ad936a7a2ceedc38b3edf920f74c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5e1e58aeef38351926407147d67f0784ee8ad936a7a2ceedc38b3edf920f74c", kill_on_drop: false }`
[INFO] [stdout] d5e1e58aeef38351926407147d67f0784ee8ad936a7a2ceedc38b3edf920f74c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 508d1dc848614f24a9d164323573b151ec933b63e7b2a054e0e53532fe5964c3
[INFO] running `Command { std: "docker" "start" "-a" "508d1dc848614f24a9d164323573b151ec933b63e7b2a054e0e53532fe5964c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ex v0.1.3
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling clap_builder v4.5.34
[INFO] [stderr]    Compiling flate2 v1.1.0
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling humantime v2.2.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling env_logger v0.11.7
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling jseqio v0.1.4
[INFO] [stderr]    Compiling iana-time-zone v0.1.62
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling simple-sds-sbwt v0.3.2
[INFO] [stderr]    Compiling read_exact v0.0.1
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling crossbeam v0.5.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[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-2.0.100/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --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=1287129c836a5035 -C extra-filename=-496ff693c0072e5c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-21e3e1a6b62590dc.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-d9cd4251aac42a18.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.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" "508d1dc848614f24a9d164323573b151ec933b63e7b2a054e0e53532fe5964c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "508d1dc848614f24a9d164323573b151ec933b63e7b2a054e0e53532fe5964c3", kill_on_drop: false }`
[INFO] [stdout] 508d1dc848614f24a9d164323573b151ec933b63e7b2a054e0e53532fe5964c3
