[INFO] fetching crate pink-chain-extension 0.1.1...
[INFO] testing pink-chain-extension-0.1.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate pink-chain-extension 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate pink-chain-extension 0.1.1
[INFO] finished tweaking crates.io crate pink-chain-extension 0.1.1
[INFO] tweaked toml for crates.io crate pink-chain-extension 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pink-chain-extension 0.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 418 packages to latest compatible versions
[INFO] [stderr]       Adding curve25519-dalek v3.2.0 (available: v3.2.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding getrandom v0.2.17 (available: v0.4.2)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.13.2)
[INFO] [stderr]       Adding sp-core v21.0.0 (available: v40.0.0)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 231f5bc557ada20bc8d232977a4377aca37a34f6dc544278205d00bc9aeadb3e
[INFO] running `Command { std: "docker" "start" "-a" "231f5bc557ada20bc8d232977a4377aca37a34f6dc544278205d00bc9aeadb3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "231f5bc557ada20bc8d232977a4377aca37a34f6dc544278205d00bc9aeadb3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "231f5bc557ada20bc8d232977a4377aca37a34f6dc544278205d00bc9aeadb3e", kill_on_drop: false }`
[INFO] [stdout] 231f5bc557ada20bc8d232977a4377aca37a34f6dc544278205d00bc9aeadb3e
[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=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] 89eb52d87693b676ec59194832364335be6d924db3203f4384df846abf8b9953
[INFO] running `Command { std: "docker" "start" "-a" "89eb52d87693b676ec59194832364335be6d924db3203f4384df846abf8b9953", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.20.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling winnow v1.0.2
[INFO] [stderr]    Compiling toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling konst_macro_rules v0.2.19
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.3
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling konst v0.2.20
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling const_format v0.2.36
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling zeroize_derive v1.4.3
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling zerofrom v0.1.7
[INFO] [stderr]    Compiling impl-serde v0.4.0
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
[INFO] [stderr]    Compiling yoke v0.8.2
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling ink_prelude v4.3.0
[INFO] [stderr]    Compiling xxhash-rust v0.8.15
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]    Compiling zerotrie v0.2.4
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling toml_edit v0.25.11+spec-1.1.0
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling gimli v0.27.3
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling tinystr v0.8.3
[INFO] [stderr]    Compiling potential_utf v0.1.5
[INFO] [stderr]    Compiling cranelift-entity v0.95.1
[INFO] [stderr]    Compiling secp256k1-sys v0.8.2
[INFO] [stderr]    Compiling icu_collections v2.2.0
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling icu_locale_core v2.2.0
[INFO] [stderr]    Compiling rustix v0.36.17
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr]    Compiling object v0.30.4
[INFO] [stderr]    Compiling icu_provider v2.2.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.7.5
[INFO] [stderr]    Compiling scale-info-derive v2.11.6
[INFO] [stderr]    Compiling icu_properties v2.2.0
[INFO] [stderr]    Compiling icu_normalizer v2.2.0
[INFO] [stderr]    Compiling sha3 v0.10.9
[INFO] [stderr]    Compiling darling_core v0.14.4
[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 '--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"' --cfg 'feature="read_core"' --cfg 'feature="std"' --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=82fcdb15c2e83b28 -C extra-filename=-278f3b683fd0279d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-3c24b17c235fda4c.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"' --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=c8f758427297161c -C extra-filename=-0c8f3d8f44a3c070 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0fa97b1aa44f5fda.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-544fd508281ca8af.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-423507c85e36a25a.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "89eb52d87693b676ec59194832364335be6d924db3203f4384df846abf8b9953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89eb52d87693b676ec59194832364335be6d924db3203f4384df846abf8b9953", kill_on_drop: false }`
[INFO] [stdout] 89eb52d87693b676ec59194832364335be6d924db3203f4384df846abf8b9953
