[INFO] fetching crate httpea 0.0.1...
[INFO] documenting httpea-0.0.1 against beta-2026-04-21 for beta-1.96-rustdoc-1
[INFO] extracting crate httpea 0.0.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate httpea 0.0.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate httpea 0.0.1
[INFO] tweaked toml for crates.io crate httpea 0.0.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate httpea 0.0.1 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] crate crates.io crate httpea 0.0.1 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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2dbc1450989d25049bc6603a5836f2134995d1aa0d5a31cf663aa4b8ddc6863
[INFO] running `Command { std: "docker" "start" "-a" "b2dbc1450989d25049bc6603a5836f2134995d1aa0d5a31cf663aa4b8ddc6863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2dbc1450989d25049bc6603a5836f2134995d1aa0d5a31cf663aa4b8ddc6863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2dbc1450989d25049bc6603a5836f2134995d1aa0d5a31cf663aa4b8ddc6863", kill_on_drop: false }`
[INFO] [stdout] b2dbc1450989d25049bc6603a5836f2134995d1aa0d5a31cf663aa4b8ddc6863
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 767dc41c34e9efe587971a4c606c1efb15f09eb98f38a4b3024ddda2c3613733
[INFO] running `Command { std: "docker" "start" "-a" "767dc41c34e9efe587971a4c606c1efb15f09eb98f38a4b3024ddda2c3613733", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling libc v0.2.185
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling aws-lc-rs v1.16.3
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking mio v1.2.0
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking hex-literal v1.1.0
[INFO] [stderr]    Compiling rustls v0.20.9
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling s2n-tls v0.3.36
[INFO] [stderr]     Checking rustls-pemfile v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling s2n-quic-platform v0.77.0
[INFO] [stderr]     Checking intrusive-collections v0.10.0
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking siphasher v1.0.2
[INFO] [stderr]     Checking octets v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking hash_hasher v2.0.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand v0.10.1
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling cc v1.2.60
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]    Compiling cmake v0.1.58
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling s2n-tls-sys v0.3.36
[INFO] [stderr]    Compiling aws-lc-sys v0.40.0
[INFO] [stderr]    Compiling quiche v0.16.0
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling zerocopy-derive v0.8.48
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling zeroize_derive v1.4.3
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking tokio v1.52.1
[INFO] [stderr]     Checking webpki-roots v0.22.6
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]     Checking zerocopy v0.8.48
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr] error: could not compile `tokio` (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 tokio --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.52.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --warn=unexpected_cfgs --check-cfg 'cfg(fuzzing)' --check-cfg 'cfg(loom)' --check-cfg 'cfg(mio_unsupported_force_poll_poll)' --check-cfg 'cfg(tokio_allow_from_blocking_fd)' --check-cfg 'cfg(tokio_internal_mt_counters)' --check-cfg 'cfg(tokio_no_parking_lot)' --check-cfg 'cfg(tokio_no_tuning_tests)' --check-cfg 'cfg(tokio_unstable)' --check-cfg 'cfg(target_os, values("cygwin"))' --cfg 'feature="bytes"' --cfg 'feature="default"' --cfg 'feature="fs"' --cfg 'feature="full"' --cfg 'feature="io-std"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="macros"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="parking_lot"' --cfg 'feature="process"' --cfg 'feature="rt"' --cfg 'feature="rt-multi-thread"' --cfg 'feature="signal"' --cfg 'feature="signal-hook-registry"' --cfg 'feature="socket2"' --cfg 'feature="sync"' --cfg 'feature="time"' --cfg 'feature="tokio-macros"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bytes", "default", "fs", "full", "io-std", "io-uring", "io-util", "libc", "macros", "mio", "net", "parking_lot", "process", "rt", "rt-multi-thread", "signal", "signal-hook-registry", "socket2", "sync", "taskdump", "test-util", "time", "tokio-macros", "tracing", "windows-sys"))' -C metadata=20198cfd8b5335e1 -C extra-filename=-88559a76f32adc88 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-363745c8aab0b500.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-4005802c8966b308.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-c54d89672038b9c4.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-204e2005b531f6db.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-835c1b1646f3479f.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/deps/libsignal_hook_registry-18c06f075a4ae00b.rmeta --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-867e616b7a52a6b0.rmeta --extern tokio_macros=/opt/rustwide/target/debug/deps/libtokio_macros-74d38635a8c06939.so --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 `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 -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="default"' --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=07a96d331695395f -C extra-filename=-4873c19cd56dd30c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_channel=/opt/rustwide/target/debug/deps/libfutures_channel-c959f60e9e3fecad.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-41d9de6defb6fba6.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-e7dc75f4abe25d8b.rmeta --extern futures_macro=/opt/rustwide/target/debug/deps/libfutures_macro-016ffccf48db40f4.so --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-1871b994b979de01.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-edc6e9503881ab64.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-64f94c2d740759a5.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-835c1b1646f3479f.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-95b9917edba41894.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "767dc41c34e9efe587971a4c606c1efb15f09eb98f38a4b3024ddda2c3613733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "767dc41c34e9efe587971a4c606c1efb15f09eb98f38a4b3024ddda2c3613733", kill_on_drop: false }`
[INFO] [stdout] 767dc41c34e9efe587971a4c606c1efb15f09eb98f38a4b3024ddda2c3613733