[INFO] fetching crate pezsc-consensus-babe-rpc 0.34.0...
[INFO] testing pezsc-consensus-babe-rpc-0.34.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate pezsc-consensus-babe-rpc 0.34.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate pezsc-consensus-babe-rpc 0.34.0
[INFO] finished tweaking crates.io crate pezsc-consensus-babe-rpc 0.34.0
[INFO] tweaked toml for crates.io crate pezsc-consensus-babe-rpc 0.34.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pezsc-consensus-babe-rpc 0.34.0 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 pezsc-consensus-babe-rpc 0.34.0 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0bf69823dc60fd41110083e7d44e99c047b46a36633f4e51abaee7987e44376c
[INFO] running `Command { std: "docker" "start" "-a" "0bf69823dc60fd41110083e7d44e99c047b46a36633f4e51abaee7987e44376c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bf69823dc60fd41110083e7d44e99c047b46a36633f4e51abaee7987e44376c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bf69823dc60fd41110083e7d44e99c047b46a36633f4e51abaee7987e44376c", kill_on_drop: false }`
[INFO] [stdout] 0bf69823dc60fd41110083e7d44e99c047b46a36633f4e51abaee7987e44376c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0822873163ef145702cdf8c2f8f17009bdbb59836f44d873a77bdd1efa55a81b
[INFO] running `Command { std: "docker" "start" "-a" "0822873163ef145702cdf8c2f8f17009bdbb59836f44d873a77bdd1efa55a81b", kill_on_drop: false }`
[INFO] [stderr]    Compiling portable-atomic v1.12.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.3
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.7.5
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling pulley-macros v37.0.3
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling uint v0.10.0
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling scale-info-derive v2.11.6
[INFO] [stderr]    Compiling pulley-interpreter v37.0.3
[INFO] [stderr]    Compiling der v0.7.10
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling yoke v0.8.1
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling wasmtime-internal-versioned-export-macros v37.0.3
[INFO] [stderr]    Compiling zerovec v0.11.5
[INFO] [stderr]    Compiling pezsp-debug-derive v14.0.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling cranelift-control v0.124.3
[INFO] [stderr]    Compiling zerotrie v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.147
[INFO] [stderr]    Compiling crypto-bigint v0.5.5
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling jam-codec-derive v0.1.1
[INFO] [stderr]    Compiling ed25519-dalek v2.2.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling tinystr v0.8.2
[INFO] [stderr]    Compiling spki v0.7.3
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling pkcs8 v0.10.2
[INFO] [stderr]    Compiling icu_locale_core v2.1.1
[INFO] [stderr]    Compiling potential_utf v0.1.4
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling secp256k1-sys v0.9.2
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.124.3
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling cranelift-bitset v0.124.3
[INFO] [stderr]    Compiling serdect v0.2.0
[INFO] [stderr]    Compiling impl-serde v0.5.0
[INFO] [stderr]    Compiling sec1 v0.7.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling cranelift-entity v0.124.3
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling cranelift-bforest v0.124.3
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling regalloc2 v0.13.3
[INFO] [stderr]    Compiling elliptic-curve v0.13.8
[INFO] [stderr]    Compiling pezsp-ss58-registry v1.52.0
[INFO] [stderr]    Compiling icu_provider v2.1.1
[INFO] [stderr]    Compiling jam-codec v0.1.1
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling scale-info v2.11.6
[INFO] [stderr]    Compiling pezsp-storage v19.0.0
[INFO] [stderr]    Compiling rfc6979 v0.4.0
[INFO] [stderr]    Compiling cobs v0.3.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling merlin v3.0.0
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling cpp_demangle v0.4.5
[INFO] [stderr]    Compiling wasm-encoder v0.239.0
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling pezsp-externalities v0.25.0
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling wasmparser v0.239.0
[INFO] [stderr]    Compiling schnorrkel v0.11.5
[INFO] [stderr]    Compiling postcard v1.1.3
[INFO] [stderr]    Compiling ecdsa v0.16.9
[INFO] [stderr]    Compiling impl-codec v0.7.1
[INFO] [stderr]    Compiling addr2line v0.25.1
[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="std"' --cfg 'feature="unaligned"' --cfg 'feature="write"' --cfg 'feature="write_core"' --cfg 'feature="write_std"' --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=68017ac38d91b15a -C extra-filename=-56114b76c365784b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern crc32fast=/opt/rustwide/target/debug/deps/libcrc32fast-6206e25a009cf874.rmeta --extern hashbrown=/opt/rustwide/target/debug/deps/libhashbrown-80abd0f190dde666.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-ec96cfab1a2a9616.rmeta --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] [stderr] warning: build failed, waiting for other jobs to finish...
[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=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="quote"' --cfg 'feature="visit"' --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=b59c81aed61ae9e9 -C extra-filename=-b63e0f6f37d0efc8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3f73923a8b1e9e6a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-7d8dc70237955521.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-78d3da9d81f84e3e.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "0822873163ef145702cdf8c2f8f17009bdbb59836f44d873a77bdd1efa55a81b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0822873163ef145702cdf8c2f8f17009bdbb59836f44d873a77bdd1efa55a81b", kill_on_drop: false }`
[INFO] [stdout] 0822873163ef145702cdf8c2f8f17009bdbb59836f44d873a77bdd1efa55a81b
