[INFO] fetching crate proofmode 0.9.0...
[INFO] testing proofmode-0.9.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate proofmode 0.9.0 into /workspace/builds/worker-6-tc2/source
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate proofmode 0.9.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate proofmode 0.9.0
[INFO] tweaked toml for crates.io crate proofmode 0.9.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate proofmode 0.9.0 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 proofmode 0.9.0 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] 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] 8be273a58eb9141d813626bc349e38f38bda882b5a9e4b5c429902abfbe09419
[INFO] running `Command { std: "docker" "start" "-a" "8be273a58eb9141d813626bc349e38f38bda882b5a9e4b5c429902abfbe09419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8be273a58eb9141d813626bc349e38f38bda882b5a9e4b5c429902abfbe09419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8be273a58eb9141d813626bc349e38f38bda882b5a9e4b5c429902abfbe09419", kill_on_drop: false }`
[INFO] [stdout] 8be273a58eb9141d813626bc349e38f38bda882b5a9e4b5c429902abfbe09419
[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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e69538e9c43ef825f18199b70992440ba1bcae064bf5cb7128be5664b612492a
[INFO] running `Command { std: "docker" "start" "-a" "e69538e9c43ef825f18199b70992440ba1bcae064bf5cb7128be5664b612492a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling foldhash v0.2.0
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling base64ct v1.8.3
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]    Compiling num-conv v0.2.0
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling deranged v0.5.6
[INFO] [stderr]    Compiling ar_archive_writer v0.5.1
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling time-macros v0.2.27
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling syn v2.0.116
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling slotmap v1.1.1
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling cmake v0.1.57
[INFO] [stderr]    Compiling uuid v1.21.0
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling polars-utils v0.52.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling raw-cpuid v11.6.0
[INFO] [stderr]    Compiling memmap2 v0.9.10
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling polars-schema v0.52.0
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]    Compiling psm v0.1.30
[INFO] [stderr]    Compiling stacker v0.1.23
[INFO] [stderr]    Compiling aws-lc-sys v0.37.1
[INFO] [stderr]    Compiling socket2 v0.6.2
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling polars-arrow v0.52.0
[INFO] [stderr]    Compiling litemap v0.8.1
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling ff v0.13.1
[INFO] [stderr]    Compiling tokio v1.49.0
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling cc-traits v2.0.0
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling aws-lc-rs v1.15.4
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]    Compiling ethnum v1.5.2
[INFO] [stderr]    Compiling streaming-iterator v0.1.9
[INFO] [stderr]    Compiling btree-slab v0.6.1
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling abnf-core v0.5.0
[INFO] [stderr]    Compiling polars-compute v0.52.0
[INFO] [stderr]    Compiling debug_unsafe v0.1.4
[INFO] [stderr]    Compiling keccak v0.1.6
[INFO] [stderr]    Compiling range-traits v0.3.2
[INFO] [stderr]    Compiling atoi_simd v0.16.1
[INFO] [stderr]    Compiling polars-error v0.52.0
[INFO] [stderr]    Compiling abnf v0.13.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling bindgen v0.70.1
[INFO] [stderr]    Compiling hex_fmt v0.3.0
[INFO] [stderr]    Compiling fast-float2 v0.2.3
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling utf8-decode v1.0.1
[INFO] [stderr]    Compiling zlib-rs v0.6.0
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling num-bigint-dig v0.8.6
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling rasn-derive-impl v0.28.7
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling boxcar v0.2.14
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling rustls v0.23.36
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling toml_parser v1.0.8+spec-1.1.0
[INFO] [stderr]    Compiling bitvec-nom2 v0.2.1
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[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-1.49.0/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="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-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=3e41dc836c27560e -C extra-filename=-1175a13b7c2b2eb0 --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-63a68aab383ca764.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-bf50da718a7aca3a.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-63e0d9d6cb6ec6cf.rmeta --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-6ba20308b549c319.rmeta --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" "e69538e9c43ef825f18199b70992440ba1bcae064bf5cb7128be5664b612492a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e69538e9c43ef825f18199b70992440ba1bcae064bf5cb7128be5664b612492a", kill_on_drop: false }`
[INFO] [stdout] e69538e9c43ef825f18199b70992440ba1bcae064bf5cb7128be5664b612492a
