[INFO] fetching crate rings-snark 0.7.0...
[INFO] checking rings-snark-0.7.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate rings-snark 0.7.0 into /workspace/builds/worker-5-tc2/source
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate rings-snark 0.7.0
[INFO] finished tweaking crates.io crate rings-snark 0.7.0
[INFO] tweaked toml for crates.io crate rings-snark 0.7.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rings-snark 0.7.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 382 packages to latest compatible versions
[INFO] [stderr]       Adding bellman_ce v0.3.5 (available: v0.8.0)
[INFO] [stderr]       Adding crypto-bigint v0.5.5 (available: v0.6.1)
[INFO] [stderr]       Adding crypto-common v0.1.6 (available: v0.1.7)
[INFO] [stderr]       Adding itertools v0.9.0 (available: v0.14.0)
[INFO] [stderr]       Adding lalrpop v0.19.12 (available: v0.22.2)
[INFO] [stderr]       Adding nova-snark v0.35.0 (available: v0.41.0)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.24)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] [stderr]       Adding wasmer v4.4.0 (available: v6.1.0)
[INFO] [stderr]       Adding wasmer-compiler-llvm v4.4.0 (available: v6.1.0)
[INFO] [stderr]       Adding wat v1.0.71 (available: v1.240.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 605ac3ce3dc7456529e6db19b3a9ae53ac2b4ed7c493e8d4c94647c68c6ce6af
[INFO] running `Command { std: "docker" "start" "-a" "605ac3ce3dc7456529e6db19b3a9ae53ac2b4ed7c493e8d4c94647c68c6ce6af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "605ac3ce3dc7456529e6db19b3a9ae53ac2b4ed7c493e8d4c94647c68c6ce6af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "605ac3ce3dc7456529e6db19b3a9ae53ac2b4ed7c493e8d4c94647c68c6ce6af", kill_on_drop: false }`
[INFO] [stdout] 605ac3ce3dc7456529e6db19b3a9ae53ac2b4ed7c493e8d4c94647c68c6ce6af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50ac39d130910ece1c991b7392167cf4e093f435fc75ea007ba124981d255aa2
[INFO] running `Command { std: "docker" "start" "-a" "50ac39d130910ece1c991b7392167cf4e093f435fc75ea007ba124981d255aa2", kill_on_drop: false }`
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling home v0.5.12
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling bytecheck v0.6.12
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]     Checking ptr_meta v0.1.4
[INFO] [stderr]    Compiling bytecheck_derive v0.6.12
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ahash v0.7.8
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling rend v0.4.2
[INFO] [stderr]    Compiling cranelift-isle v0.91.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling blst v0.3.16
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.91.1
[INFO] [stderr]    Compiling rkyv v0.7.45
[INFO] [stderr]     Checking ring v0.17.14
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.91.1
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]     Checking indexmap v1.9.3
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]    Compiling rkyv_derive v0.7.45
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling enum-iterator-derive v0.7.0
[INFO] [stderr]    Compiling corosensei v0.1.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]     Checking cranelift-entity v0.91.1
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling addchain v0.2.0
[INFO] [stderr]    Compiling ff v0.13.1
[INFO] [stderr]     Checking enum-iterator v0.7.0
[INFO] [stderr]    Compiling blake2b_simd v1.0.3
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]    Compiling pairing v0.23.0
[INFO] [stderr]    Compiling sppark v0.1.14
[INFO] [stderr]    Compiling semolina v0.1.4
[INFO] [stderr]    Compiling ff_derive v0.13.1
[INFO] [stderr]     Checking more-asserts v0.2.2
[INFO] [stderr]     Checking slice-group-by v0.3.1
[INFO] [stderr]     Checking xxhash-rust v0.8.15
[INFO] [stderr]    Compiling byte-slice-cast v1.2.3
[INFO] [stderr]     Checking regalloc2 v0.5.1
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]     Checking region v3.0.2
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[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/4f260f0f20b3133d20cfb50353c0221943af5796/bin/rustc --crate-name tokio --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.48.0/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=bdeb6e8642d7c4e8 -C extra-filename=-9c16ca7549d72519 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-03fb88865d5ab996.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-4c9d86b5f979c4fc.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-181d5d846f6d2dcc.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-05fcf64da4598260.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-ab095c57fce87b7d.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/deps/libsignal_hook_registry-aa0b11f259d5b18d.rmeta --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-2c90d448dd3aa0c2.rmeta --extern tokio_macros=/opt/rustwide/target/debug/deps/libtokio_macros-ecf70c0e73a1cebd.so --cap-lints allow --cap-lints=forbid -Dunmustuse_in_always_ok` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "50ac39d130910ece1c991b7392167cf4e093f435fc75ea007ba124981d255aa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50ac39d130910ece1c991b7392167cf4e093f435fc75ea007ba124981d255aa2", kill_on_drop: false }`
[INFO] [stdout] 50ac39d130910ece1c991b7392167cf4e093f435fc75ea007ba124981d255aa2