[INFO] fetching crate sc-client 0.8.0-alpha.6...
[INFO] testing sc-client-0.8.0-alpha.6 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate sc-client 0.8.0-alpha.6 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate sc-client 0.8.0-alpha.6
[INFO] finished tweaking crates.io crate sc-client 0.8.0-alpha.6
[INFO] tweaked toml for crates.io crate sc-client 0.8.0-alpha.6 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sc-client 0.8.0-alpha.6 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 465 packages to latest compatible versions
[INFO] [stderr]       Adding curve25519-dalek v3.2.0 (available: v3.2.1)
[INFO] [stderr]       Adding derive_more v0.99.20 (available: v2.1.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding hash-db v0.15.2 (available: v0.16.0)
[INFO] [stderr]       Adding hex-literal v0.2.2 (available: v1.1.0)
[INFO] [stderr]       Adding kvdb v0.5.0 (available: v0.13.0)
[INFO] [stderr]       Adding memory-db v0.21.0 (available: v0.21.2)
[INFO] [stderr]       Adding parity-scale-codec v1.3.7 (available: v3.7.5)
[INFO] [stderr]       Adding parking_lot v0.10.2 (available: v0.12.5)
[INFO] [stderr]       Adding sc-block-builder v0.8.0-rc4 (available: v0.8.1)
[INFO] [stderr]       Adding sc-client-api v2.0.0-rc4 (available: v2.0.1)
[INFO] [stderr]       Adding sc-executor v0.8.0-rc4 (available: v0.8.1)
[INFO] [stderr]       Adding sc-executor-common v0.8.0-rc4 (available: v0.8.1)
[INFO] [stderr]       Adding sc-executor-wasmi v0.8.0-rc4 (available: v0.8.1)
[INFO] [stderr]       Adding sc-telemetry v2.0.1 (available: v30.0.1)
[INFO] [stderr]       Adding sp-allocator v2.0.0-rc4 (available: v2.0.1)
[INFO] [stderr]       Adding sp-api v2.0.0-rc4 (available: v2.0.1)
[INFO] [stderr]       Adding sp-application-crypto v2.0.0-rc4 (available: v2.0.1)
[INFO] [stderr]       Adding sp-block-builder v2.0.0-rc4 (available: v2.0.1)
[INFO] [stderr]       Adding sp-blockchain v2.0.0-rc4 (available: v2.0.1)
[INFO] [stderr]       Adding sp-consensus v0.8.0-rc4 (available: v0.8.1)
[INFO] [stderr]       Adding sp-core v2.0.0-rc4 (available: v2.0.1)
[INFO] [stderr]       Adding sp-database v2.0.0-rc4 (available: v2.0.1)
[INFO] [stderr]       Adding sp-externalities v0.8.1 (available: v0.32.0)
[INFO] [stderr]       Adding sp-inherents v2.0.0-rc4 (available: v2.0.1)
[INFO] [stderr]       Adding sp-io v2.0.0-rc4 (available: v2.0.1)
[INFO] [stderr]       Adding sp-keyring v2.0.0-rc4 (available: v2.0.1)
[INFO] [stderr]       Adding sp-runtime v2.0.0-rc4 (available: v2.0.1)
[INFO] [stderr]       Adding sp-state-machine v0.8.0-rc4 (available: v0.8.1)
[INFO] [stderr]       Adding sp-std v2.0.1 (available: v14.0.0)
[INFO] [stderr]       Adding sp-transaction-pool v2.0.0-rc4 (available: v2.0.1)
[INFO] [stderr]       Adding sp-trie v2.0.0-rc4 (available: v2.0.1)
[INFO] [stderr]       Adding sp-utils v2.0.1 (available: v3.0.0)
[INFO] [stderr]       Adding sp-version v2.0.0-rc4 (available: v2.0.1)
[INFO] [stderr]       Adding substrate-prometheus-endpoint v0.8.1 (available: v0.17.7)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f23a6f6c8bb4b429590514613bee2e8f16b7a02064f6cc30ce6b20d342a87b85
[INFO] running `Command { std: "docker" "start" "-a" "f23a6f6c8bb4b429590514613bee2e8f16b7a02064f6cc30ce6b20d342a87b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f23a6f6c8bb4b429590514613bee2e8f16b7a02064f6cc30ce6b20d342a87b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f23a6f6c8bb4b429590514613bee2e8f16b7a02064f6cc30ce6b20d342a87b85", kill_on_drop: false }`
[INFO] [stdout] f23a6f6c8bb4b429590514613bee2e8f16b7a02064f6cc30ce6b20d342a87b85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 53f9b6b05e4b7372b0e645b56ede33d5752a03e9ea5fb37436991ec80ad2396b
[INFO] running `Command { std: "docker" "start" "-a" "53f9b6b05e4b7372b0e645b56ede33d5752a03e9ea5fb37436991ec80ad2396b", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling value-bag v1.12.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling signature v1.6.4
[INFO] [stderr]    Compiling cc v1.2.61
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling ed25519 v1.5.3
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling parking_lot_core v0.7.3
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling hmac-drbg v0.2.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling uint v0.8.5
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling parity-util-mem v0.6.1
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling sp-std v2.0.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling simd-adler32 v0.3.9
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling parity-wasm v0.41.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.27
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling fixed-hash v0.6.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr] error: could not compile `regex-syntax` (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_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.10/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 --allow=unexpected_cfgs --check-cfg 'cfg(docsrs_regex)' --cfg 'feature="default"' --cfg 'feature="std"' --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"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("arbitrary", "default", "std", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=7bb3ee42bbb41fa9 -C extra-filename=-2cfdfc3e5cb17812 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "53f9b6b05e4b7372b0e645b56ede33d5752a03e9ea5fb37436991ec80ad2396b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53f9b6b05e4b7372b0e645b56ede33d5752a03e9ea5fb37436991ec80ad2396b", kill_on_drop: false }`
[INFO] [stdout] 53f9b6b05e4b7372b0e645b56ede33d5752a03e9ea5fb37436991ec80ad2396b
