[INFO] fetching crate survival 1.2.16...
[INFO] testing survival-1.2.16 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate survival 1.2.16 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate survival 1.2.16
[INFO] finished tweaking crates.io crate survival 1.2.16
[INFO] tweaked toml for crates.io crate survival 1.2.16 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate survival 1.2.16 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate survival 1.2.16 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6625e0ee66066802144b123fccda78eb3f4766f68c46b8c0a8f81a6372dc3afe
[INFO] running `Command { std: "docker" "start" "-a" "6625e0ee66066802144b123fccda78eb3f4766f68c46b8c0a8f81a6372dc3afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6625e0ee66066802144b123fccda78eb3f4766f68c46b8c0a8f81a6372dc3afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6625e0ee66066802144b123fccda78eb3f4766f68c46b8c0a8f81a6372dc3afe", kill_on_drop: false }`
[INFO] [stdout] 6625e0ee66066802144b123fccda78eb3f4766f68c46b8c0a8f81a6372dc3afe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a8bfee5580a80a10c124c3709d55395b826ca22561e068ad76ae35e306a3ac2
[INFO] running `Command { std: "docker" "start" "-a" "4a8bfee5580a80a10c124c3709d55395b826ca22561e068ad76ae35e306a3ac2", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling target-lexicon v0.13.4
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling zmij v1.0.12
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling portable-atomic v1.13.0
[INFO] [stderr]    Compiling embassy-futures v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling cubecl-common v0.9.0
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling dirs v6.0.0
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling float4 v0.1.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling spin v0.10.0
[INFO] [stderr]    Compiling cubecl-runtime v0.9.0
[INFO] [stderr]    Compiling nano-gemm-codegen v0.2.1
[INFO] [stderr]    Compiling pyo3-build-config v0.28.2
[INFO] [stderr]    Compiling float-ord v0.3.2
[INFO] [stderr]    Compiling cubecl-macros v0.9.0
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling md5 v0.8.0
[INFO] [stderr]    Compiling cubecl v0.9.0
[INFO] [stderr]    Compiling pulp v0.22.2
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling pulp-wasm-simd-flag v0.1.0
[INFO] [stderr]    Compiling reborrow v0.5.5
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]    Compiling dyn-stack-macros v0.1.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling pest v2.8.5
[INFO] [stderr]    Compiling nano-gemm-core v0.2.1
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling thread-tree v0.3.3
[INFO] [stderr]    Compiling rmp v0.8.15
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling colored v3.1.1
[INFO] [stderr]    Compiling nano-gemm-f64 v0.2.1
[INFO] [stderr]    Compiling macerator v0.2.9
[INFO] [stderr]    Compiling nano-gemm-f32 v0.2.1
[INFO] [stderr]    Compiling nano-gemm-c32 v0.2.1
[INFO] [stderr]    Compiling nano-gemm-c64 v0.2.1
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]    Compiling serde_spanned v1.0.4
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling raw-cpuid v11.6.0
[INFO] [stderr]    Compiling pest_meta v2.8.5
[INFO] [stderr]    Compiling toml v0.9.11+spec-1.1.0
[INFO] [stderr]    Compiling pyo3-ffi v0.28.2
[INFO] [stderr]    Compiling pyo3-macros-backend v0.28.2
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling defer v0.2.1
[INFO] [stderr]    Compiling uuid v1.19.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling data-encoding v2.10.0
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling pyo3 v0.28.2
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling atomic-wait v1.1.0
[INFO] [stderr]    Compiling moddef v0.3.0
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling darling_core v0.20.11
[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-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.114/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=510115a12b8cc2e2 -C extra-filename=-6be197ebfc617050 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-25a2b552e5733064.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-0dde3af249cdfb2a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-78d3da9d81f84e3e.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `object` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name object --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/object-0.37.3/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 -C debuginfo=2 '--allow=clippy::uninlined_format_args' '--allow=clippy::type_complexity' '--allow=clippy::single_match' '--allow=clippy::should_implement_trait' '--allow=clippy::result_unit_err' '--allow=clippy::needless_lifetimes' '--allow=clippy::match_like_matches_macro' '--allow=clippy::manual_flatten' '--allow=clippy::field_reassign_with_default' '--allow=clippy::comparison_chain' '--allow=clippy::collapsible_match' '--allow=clippy::collapsible_if' '--allow=clippy::collapsible_else_if' --cfg 'feature="archive"' --cfg 'feature="coff"' --cfg 'feature="elf"' --cfg 'feature="macho"' --cfg 'feature="pe"' --cfg 'feature="read_core"' --cfg 'feature="unaligned"' --cfg 'feature="xcoff"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("all", "alloc", "archive", "build", "build_core", "cargo-all", "coff", "compression", "core", "default", "doc", "elf", "macho", "pe", "read", "read_core", "rustc-dep-of-std", "std", "unaligned", "unstable", "unstable-all", "wasm", "write", "write_core", "write_std", "xcoff"))' -C metadata=8d9e2e89854c9838 -C extra-filename=-f61456eded353b5b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-b567a4d9673dfb1d.rmeta --cap-lints allow --cap-lints=warn --cfg core_error --check-cfg 'cfg(core_error)'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "4a8bfee5580a80a10c124c3709d55395b826ca22561e068ad76ae35e306a3ac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a8bfee5580a80a10c124c3709d55395b826ca22561e068ad76ae35e306a3ac2", kill_on_drop: false }`
[INFO] [stdout] 4a8bfee5580a80a10c124c3709d55395b826ca22561e068ad76ae35e306a3ac2
