[INFO] fetching crate hook0-output-worker 0.3.0...
[INFO] testing hook0-output-worker-0.3.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate hook0-output-worker 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate hook0-output-worker 0.3.0
[INFO] finished tweaking crates.io crate hook0-output-worker 0.3.0
[INFO] tweaked toml for crates.io crate hook0-output-worker 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hook0-output-worker 0.3.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hook0-output-worker 0.3.0 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-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db7d8d8b83223cefe0641dacbc93cbdc7b45c6676575a58827dee811cfefc906
[INFO] running `Command { std: "docker" "start" "-a" "db7d8d8b83223cefe0641dacbc93cbdc7b45c6676575a58827dee811cfefc906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db7d8d8b83223cefe0641dacbc93cbdc7b45c6676575a58827dee811cfefc906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db7d8d8b83223cefe0641dacbc93cbdc7b45c6676575a58827dee811cfefc906", kill_on_drop: false }`
[INFO] [stdout] db7d8d8b83223cefe0641dacbc93cbdc7b45c6676575a58827dee811cfefc906
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f70ea5438d456ad663c2f7792ca73e5e02b6a6fa01e61ae5fd7cb276d13aef65
[INFO] running `Command { std: "docker" "start" "-a" "f70ea5438d456ad663c2f7792ca73e5e02b6a6fa01e61ae5fd7cb276d13aef65", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.208
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling cc v1.1.13
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling serde_json v1.0.125
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling rustls-pki-types v1.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling cpufeatures v0.2.13
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling gimli v0.29.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling sqlformat v0.2.4
[INFO] [stderr]    Compiling syn v2.0.75
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling crc v3.2.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling object v0.36.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling webpki-roots v0.25.4
[INFO] [stderr]    Compiling rustls v0.23.12
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling tokio v1.39.3
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling unicode-properties v0.1.2
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling backtrace v0.3.73
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling uuid v1.10.0
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling whoami v1.5.1
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]    Compiling sentry-contexts v0.34.0
[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-2025-09-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name tokio --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.39.3/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 --cfg 'feature="bytes"' --cfg 'feature="default"' --cfg 'feature="fs"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="rt"' --cfg 'feature="socket2"' --cfg 'feature="sync"' --cfg 'feature="time"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bytes", "default", "fs", "full", "io-std", "io-util", "libc", "macros", "mio", "net", "parking_lot", "process", "rt", "rt-multi-thread", "signal", "signal-hook-registry", "socket2", "sync", "test-util", "time", "tokio-macros", "tracing", "windows-sys"))' -C metadata=3a63c434a3a40bcd -C extra-filename=-946639bc96cc0bdb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-6ef7891ad1d0e9a7.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-331b00941c9580e8.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-23c500255296a4bd.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-e591be24d8b8b3c6.rmeta --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-1434c85b27cb57d7.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 `futures-util` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2025-09-21-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-0.3.30/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 --cfg 'feature="alloc"' --cfg 'feature="futures-io"' --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", "memchr", "portable-atomic", "sink", "slab", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=bbb36ea0bef94cfe -C extra-filename=-f5343ff859549b33 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-451bff7c303527ba.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-0f5f944794dc689e.rmeta --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-bfbbbc7bce12d32f.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-7735bb2404c6e6f3.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-08f38e9718637002.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-e591be24d8b8b3c6.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-3860774ad9b215b5.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-26b741578fad7272.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "f70ea5438d456ad663c2f7792ca73e5e02b6a6fa01e61ae5fd7cb276d13aef65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f70ea5438d456ad663c2f7792ca73e5e02b6a6fa01e61ae5fd7cb276d13aef65", kill_on_drop: false }`
[INFO] [stdout] f70ea5438d456ad663c2f7792ca73e5e02b6a6fa01e61ae5fd7cb276d13aef65