[INFO] fetching crate versatiles_container 3.9.0...
[INFO] testing versatiles_container-3.9.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate versatiles_container 3.9.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate versatiles_container 3.9.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate versatiles_container 3.9.0
[INFO] tweaked toml for crates.io crate versatiles_container 3.9.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate versatiles_container 3.9.0 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 versatiles_container 3.9.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 552471058b4bbfa1f65edc4c4690f96fc359d042189ff528fdcb1d403f38082b
[INFO] running `Command { std: "docker" "start" "-a" "552471058b4bbfa1f65edc4c4690f96fc359d042189ff528fdcb1d403f38082b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "552471058b4bbfa1f65edc4c4690f96fc359d042189ff528fdcb1d403f38082b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "552471058b4bbfa1f65edc4c4690f96fc359d042189ff528fdcb1d403f38082b", kill_on_drop: false }`
[INFO] [stdout] 552471058b4bbfa1f65edc4c4690f96fc359d042189ff528fdcb1d403f38082b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6c8681e7b440beb3cab68473a69c8c35ba20ec16bd0cac27f97bcba2b0ebdd6b
[INFO] running `Command { std: "docker" "start" "-a" "6c8681e7b440beb3cab68473a69c8c35ba20ec16bd0cac27f97bcba2b0ebdd6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling zerocopy v0.8.47
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling equator-macro v0.4.2
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling as-slice v0.2.1
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling av-scenechange v0.14.1
[INFO] [stderr]    Compiling built v0.8.0
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling aligned v0.4.3
[INFO] [stderr]    Compiling profiling-procmacros v1.0.17
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling y4m v0.8.0
[INFO] [stderr]    Compiling pastey v0.1.1
[INFO] [stderr]    Compiling bitstream-io v4.9.0
[INFO] [stderr]    Compiling profiling v1.0.17
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling rav1e v0.8.1
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling imgref v1.12.0
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling avif-serialize v0.8.8
[INFO] [stderr]    Compiling equator v0.4.2
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling loop9 v0.1.5
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling pxfm v0.1.28
[INFO] [stderr]    Compiling zune-core v0.5.1
[INFO] [stderr]    Compiling aligned-vec v0.6.4
[INFO] [stderr]    Compiling rgb v0.8.53
[INFO] [stderr]    Compiling v_frame v0.3.9
[INFO] [stderr]    Compiling iri-string v0.7.11
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling zune-jpeg v0.5.15
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling cc v1.2.58
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling png v0.18.1
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling cmake v0.1.58
[INFO] [stderr]    Compiling i_float v1.15.0
[INFO] [stderr]    Compiling chacha20 v0.10.0
[INFO] [stderr]    Compiling rstar v0.12.2
[INFO] [stderr]    Compiling i_shape v1.14.0
[INFO] [stderr]    Compiling simba v0.9.1
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr] error: could not compile `futures-util` (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 futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.32/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 --warn=unreachable_pub --warn=unexpected_cfgs --warn=single_use_lifetimes --warn=rust_2018_idioms --warn=missing_debug_implementations --check-cfg 'cfg(futures_sanitizer)' --cfg 'feature="alloc"' --cfg 'feature="async-await"' --cfg 'feature="async-await-macro"' --cfg 'feature="channel"' --cfg 'feature="futures-channel"' --cfg 'feature="futures-io"' --cfg 'feature="futures-macro"' --cfg 'feature="futures-sink"' --cfg 'feature="io"' --cfg 'feature="memchr"' --cfg 'feature="sink"' --cfg 'feature="slab"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "async-await", "async-await-macro", "bilock", "cfg-target-has-atomic", "channel", "compat", "default", "futures-channel", "futures-io", "futures-macro", "futures-sink", "futures_01", "io", "io-compat", "libc", "memchr", "portable-atomic", "sink", "slab", "spin", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=9b9e71a597fa4024 -C extra-filename=-5e8f19f113707a16 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_channel=/opt/rustwide/target/debug/deps/libfutures_channel-6dc4f09379f7fe8a.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-3f2014b84910caad.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-db39768d7d04483a.rmeta --extern futures_macro=/opt/rustwide/target/debug/deps/libfutures_macro-4c1e14384db19f39.so --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-9bc035f334a1ea35.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-16f44b435b6f0168.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-19f85ccd2b063f07.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-dbd15b1f007a2c34.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-7ad47f73f86d1b08.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 `darling_core` (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 darling_core --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/darling_core-0.21.3/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 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("diagnostics", "serde", "strsim", "suggestions"))' -C metadata=7651a57fe1553d5d -C extra-filename=-b544cb021661b5b8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern fnv=/opt/rustwide/target/debug/deps/libfnv-0e16e7ae0a2dd664.rmeta --extern ident_case=/opt/rustwide/target/debug/deps/libident_case-380d1d6fdfb561f2.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0fa97b1aa44f5fda.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-544fd508281ca8af.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-db35dfc171bce774.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "6c8681e7b440beb3cab68473a69c8c35ba20ec16bd0cac27f97bcba2b0ebdd6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c8681e7b440beb3cab68473a69c8c35ba20ec16bd0cac27f97bcba2b0ebdd6b", kill_on_drop: false }`
[INFO] [stdout] 6c8681e7b440beb3cab68473a69c8c35ba20ec16bd0cac27f97bcba2b0ebdd6b
