[INFO] fetching crate risc0-circuit-recursion 4.0.4...
[INFO] testing risc0-circuit-recursion-4.0.4 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate risc0-circuit-recursion 4.0.4 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate risc0-circuit-recursion 4.0.4
[INFO] finished tweaking crates.io crate risc0-circuit-recursion 4.0.4
[INFO] tweaked toml for crates.io crate risc0-circuit-recursion 4.0.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate risc0-circuit-recursion 4.0.4 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 risc0-circuit-recursion 4.0.4 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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 176f8b5ac6e25f503bd6f18817be7291e3ee73b109d4adef0226f448fde4f598
[INFO] running `Command { std: "docker" "start" "-a" "176f8b5ac6e25f503bd6f18817be7291e3ee73b109d4adef0226f448fde4f598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "176f8b5ac6e25f503bd6f18817be7291e3ee73b109d4adef0226f448fde4f598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "176f8b5ac6e25f503bd6f18817be7291e3ee73b109d4adef0226f448fde4f598", kill_on_drop: false }`
[INFO] [stdout] 176f8b5ac6e25f503bd6f18817be7291e3ee73b109d4adef0226f448fde4f598
[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=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] a8caae7f0ae579d5de06ad2375509b809a888a072a720dd789ee32ecfed18707
[INFO] running `Command { std: "docker" "start" "-a" "a8caae7f0ae579d5de06ad2375509b809a888a072a720dd789ee32ecfed18707", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling bitflags v2.9.3
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling litemap v0.8.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling writeable v0.6.1
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling cc v1.2.34
[INFO] [stderr]    Compiling directories v6.0.0
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling webpki-roots v1.0.2
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling iri-string v0.7.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling tempfile v3.21.0
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling borsh v1.5.7
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling nvtx v1.3.0
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling risc0-build-kernel v2.0.1
[INFO] [stderr]    Compiling puffin v0.19.1
[INFO] [stderr]    Compiling addchain v0.2.0
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling zip v2.4.2
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling risc0-sys v1.5.0
[INFO] [stderr]    Compiling risc0-circuit-recursion-sys v4.0.2
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling risc0-zkp v3.0.4
[INFO] [stderr]    Compiling zopfli v0.8.2
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling hex-literal v0.4.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling num_enum_derive v0.7.4
[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr] error: could not compile `regex-automata` (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 regex_automata --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-automata-0.4.10/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="dfa-onepass"' --cfg 'feature="hybrid"' --cfg 'feature="meta"' --cfg 'feature="nfa-backtrack"' --cfg 'feature="nfa-pikevm"' --cfg 'feature="nfa-thompson"' --cfg 'feature="perf-inline"' --cfg 'feature="perf-literal"' --cfg 'feature="perf-literal-multisubstring"' --cfg 'feature="perf-literal-substring"' --cfg 'feature="std"' --cfg 'feature="syntax"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' --cfg 'feature="unicode-word-boundary"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "dfa", "dfa-build", "dfa-onepass", "dfa-search", "hybrid", "internal-instrument", "internal-instrument-pikevm", "logging", "meta", "nfa", "nfa-backtrack", "nfa-pikevm", "nfa-thompson", "perf", "perf-inline", "perf-literal", "perf-literal-multisubstring", "perf-literal-substring", "std", "syntax", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment", "unicode-word-boundary"))' -C metadata=87bf6a61857f7cac -C extra-filename=-fba34c1028d47d09 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-f29775cc06654782.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-00551d7dcf71ae3d.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-3cca980d12fc0e05.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" "a8caae7f0ae579d5de06ad2375509b809a888a072a720dd789ee32ecfed18707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8caae7f0ae579d5de06ad2375509b809a888a072a720dd789ee32ecfed18707", kill_on_drop: false }`
[INFO] [stdout] a8caae7f0ae579d5de06ad2375509b809a888a072a720dd789ee32ecfed18707
