[INFO] fetching crate tanu 0.20.2...
[INFO] testing tanu-0.20.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tanu 0.20.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate tanu 0.20.2
[INFO] finished tweaking crates.io crate tanu 0.20.2
[INFO] tweaked toml for crates.io crate tanu 0.20.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tanu 0.20.2 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 tanu 0.20.2 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-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] 56b7fad83507896d47020ffbf645beba7d4668ce5ad91e0d4c94d8acfcc6acb6
[INFO] running `Command { std: "docker" "start" "-a" "56b7fad83507896d47020ffbf645beba7d4668ce5ad91e0d4c94d8acfcc6acb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56b7fad83507896d47020ffbf645beba7d4668ce5ad91e0d4c94d8acfcc6acb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56b7fad83507896d47020ffbf645beba7d4668ce5ad91e0d4c94d8acfcc6acb6", kill_on_drop: false }`
[INFO] [stdout] 56b7fad83507896d47020ffbf645beba7d4668ce5ad91e0d4c94d8acfcc6acb6
[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] 8946b97191d78f29c103a7c4982b97795f975e8d285d0851fbd8d7a3ff51b8f3
[INFO] running `Command { std: "docker" "start" "-a" "8946b97191d78f29c103a7c4982b97795f975e8d285d0851fbd8d7a3ff51b8f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.185
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling hashbrown v0.17.0
[INFO] [stderr]    Compiling compact_str v0.9.0
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling lru v0.16.4
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling instability v0.3.12
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling line-clipping v0.3.7
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling indenter v0.3.4
[INFO] [stderr]    Compiling openssl v0.10.77
[INFO] [stderr]    Compiling simd-adler32 v0.3.9
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling icu_normalizer v2.2.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling cc v1.2.60
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling kasuari v0.4.12
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling derive_more v2.1.1
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.5
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling unicode-truncate v2.0.1
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling crossterm v0.29.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling owo-colors v4.3.0
[INFO] [stderr]    Compiling strum v0.27.2
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling bytecount v0.6.9
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling ratatui-core v0.1.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling tabled_derive v0.10.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling papergrid v0.14.0
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling openssl-sys v0.9.113
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling onig_sys v69.9.1
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling quick-xml v0.38.4
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling ratatui-widgets v0.3.0
[INFO] [stderr]    Compiling ratatui-crossterm v0.1.0
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]    Compiling humantime-serde v1.1.1
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling derive_builder v0.20.2
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling tracing-error v0.2.1
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling plist v1.8.0
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling backon v1.6.0
[INFO] [stderr]    Compiling tanu-derive v0.20.2
[INFO] [stderr]    Compiling memoize-inner v0.5.1
[INFO] [stderr]    Compiling h2 v0.4.13
[INFO] [stderr]    Compiling ratatui-macros v0.7.0
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling tabled v0.18.0
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling ratatui v0.30.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling env_filter v0.1.4
[INFO] [stderr]    Compiling lru v0.7.8
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tanu-tui v0.20.2
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.27
[INFO] [stderr]    Compiling font8x8 v0.3.1
[INFO] [stderr]    Compiling jiff v0.2.23
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling tui-big-text v0.8.4
[INFO] [stderr]    Compiling memoize v0.5.1
[INFO] [stderr]    Compiling throbber-widgets-tui v0.11.0
[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,link -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=55134710cd5fc5c2 -C extra-filename=-fe560d39573f0cdb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-00a102391b5f478f.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-4be905c164757f9f.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-1a86931b44e02be4.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-144f182eef6eb59d.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-dbd15b1f007a2c34.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/deps/libsignal_hook_registry-bb9ea3b5660da4d5.rmeta --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-4d4ace5b7919bcf5.rmeta --extern tokio_macros=/opt/rustwide/target/debug/deps/libtokio_macros-f5c8aaf17832b6dd.so --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8946b97191d78f29c103a7c4982b97795f975e8d285d0851fbd8d7a3ff51b8f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8946b97191d78f29c103a7c4982b97795f975e8d285d0851fbd8d7a3ff51b8f3", kill_on_drop: false }`
[INFO] [stdout] 8946b97191d78f29c103a7c4982b97795f975e8d285d0851fbd8d7a3ff51b8f3
