[INFO] fetching crate rdbc2 0.2.2...
[INFO] testing rdbc2-0.2.2 against beta-2023-10-04 for beta-1.74-1
[INFO] extracting crate rdbc2 0.2.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate rdbc2 0.2.2 on toolchain beta-2023-10-04
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-10-04" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rdbc2 0.2.2
[INFO] finished tweaking crates.io crate rdbc2 0.2.2
[INFO] tweaked toml for crates.io crate rdbc2 0.2.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-10-04" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-10-04" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-10-04" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e56dca29ec667a7d3cda0b457d34f451a224365b9990b92cdfc79cfb7f787762
[INFO] running `Command { std: "docker" "start" "-a" "e56dca29ec667a7d3cda0b457d34f451a224365b9990b92cdfc79cfb7f787762", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e56dca29ec667a7d3cda0b457d34f451a224365b9990b92cdfc79cfb7f787762", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e56dca29ec667a7d3cda0b457d34f451a224365b9990b92cdfc79cfb7f787762", kill_on_drop: false }`
[INFO] [stdout] e56dca29ec667a7d3cda0b457d34f451a224365b9990b92cdfc79cfb7f787762
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-10-04" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a58dedbe6e219302c5229a91ee7155392eba2b985bc4d90808dd721869ac7b95
[INFO] running `Command { std: "docker" "start" "-a" "a58dedbe6e219302c5229a91ee7155392eba2b985bc4d90808dd721869ac7b95", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling smallvec v1.11.1
[INFO] [stderr]    Compiling lexical-util v0.8.5
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling cpufeatures v0.2.9
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling frunk_core v0.4.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling lexical-write-integer v0.8.5
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling shlex v1.2.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling finl_unicode v1.2.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling stringprep v0.1.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling lexical-write-float v0.8.5
[INFO] [stderr]    Compiling subprocess v0.2.9
[INFO] [stderr]    Compiling hashbrown v0.14.1
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling socket2 v0.5.4
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling tracing-core v0.1.31
[INFO] [stderr]    Compiling openssl-sys v0.9.93
[INFO] [stderr]    Compiling libz-sys v1.1.12
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling async-trait v0.1.73
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling base64 v0.21.4
[INFO] [stderr]    Compiling regex-automata v0.3.9
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling rust_decimal v1.32.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]    Compiling openssl v0.10.57
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling postgres-protocol v0.6.6
[INFO] [stderr]    Compiling lexical-core v0.8.5
[INFO] [stderr]    Compiling libsqlite3-sys v0.26.0
[INFO] [stderr]    Compiling frunk_proc_macro_helpers v0.1.2
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling deranged v0.3.8
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling postgres-types v0.2.6
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling flate2 v1.0.27
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling lexical v6.1.1
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling derive_utils v0.13.2
[INFO] [stderr]    Compiling time v0.3.29
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling regex v1.9.6
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling mysql v23.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling frunk_proc_macros v0.1.2
[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-2023-10-04-x86_64-unknown-linux-gnu/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-syntax-0.7.5/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="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"' -C metadata=bc8908e0725c77b1 -C extra-filename=-bc8908e0725c77b1 --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" "a58dedbe6e219302c5229a91ee7155392eba2b985bc4d90808dd721869ac7b95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a58dedbe6e219302c5229a91ee7155392eba2b985bc4d90808dd721869ac7b95", kill_on_drop: false }`
[INFO] [stdout] a58dedbe6e219302c5229a91ee7155392eba2b985bc4d90808dd721869ac7b95