[INFO] fetching crate ztx 1.0.0...
[INFO] testing ztx-1.0.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ztx 1.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ztx 1.0.0
[INFO] finished tweaking crates.io crate ztx 1.0.0
[INFO] tweaked toml for crates.io crate ztx 1.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ztx 1.0.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ztx 1.0.0 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" "+beta-2025-09-21" "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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46728a6a6de36e55a2698de8642e88abc97e481980a3a60e2f86c49a2df3223d
[INFO] running `Command { std: "docker" "start" "-a" "46728a6a6de36e55a2698de8642e88abc97e481980a3a60e2f86c49a2df3223d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46728a6a6de36e55a2698de8642e88abc97e481980a3a60e2f86c49a2df3223d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46728a6a6de36e55a2698de8642e88abc97e481980a3a60e2f86c49a2df3223d", kill_on_drop: false }`
[INFO] [stdout] 46728a6a6de36e55a2698de8642e88abc97e481980a3a60e2f86c49a2df3223d
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b82d61e7870b0c1b401724b3e4a83160c131b736605f5f02d61852ce0a11be7a
[INFO] running `Command { std: "docker" "start" "-a" "b82d61e7870b0c1b401724b3e4a83160c131b736605f5f02d61852ce0a11be7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling value-bag v1.11.1
[INFO] [stderr]    Compiling cc v1.2.33
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling bytemuck v1.23.2
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling rust_decimal v1.37.2
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling priority-queue v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling safe_arch v0.7.4
[INFO] [stderr]    Compiling bitflags v2.9.2
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling anstream v0.3.2
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling clap_lex v0.4.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling wide v0.7.33
[INFO] [stderr]    Compiling clap_builder v4.2.5
[INFO] [stderr]    Compiling sfv v0.9.4
[INFO] [stderr]    Compiling async-lock v3.4.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling async-executor v1.13.2
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling tikv-jemalloc-sys v0.5.4+5.3.0-patched
[INFO] [stderr]    Compiling tquic v1.6.0
[INFO] [stderr]    Compiling jiff v0.2.15
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling core_affinity v0.8.3
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling capnp v0.21.4
[INFO] [stderr]    Compiling inventory v0.3.20
[INFO] [stderr]    Compiling simba v0.6.0
[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/beta-2025-09-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.106/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"' --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=ef247d08e8ba0488 -C extra-filename=-6f877c5f2b694cc2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f83841c12828a6d8.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-d8da856f10e8aacb.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-4a25721f1aaca7af.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" "b82d61e7870b0c1b401724b3e4a83160c131b736605f5f02d61852ce0a11be7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b82d61e7870b0c1b401724b3e4a83160c131b736605f5f02d61852ce0a11be7a", kill_on_drop: false }`
[INFO] [stdout] b82d61e7870b0c1b401724b3e4a83160c131b736605f5f02d61852ce0a11be7a
