[INFO] fetching crate xq 0.2.4...
[INFO] testing xq-0.2.4 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate xq 0.2.4 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate xq 0.2.4 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xq 0.2.4
[INFO] finished tweaking crates.io crate xq 0.2.4
[INFO] tweaked toml for crates.io crate xq 0.2.4 written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] crate crates.io crate xq 0.2.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded phf_macros v0.10.0
[INFO] [stderr]   Downloaded clap v3.0.9
[INFO] [stderr]   Downloaded simplelog v0.10.0
[INFO] [stderr]   Downloaded lexgen_util v0.10.0
[INFO] [stderr]   Downloaded lexgen v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce271ca5c70c27db43f591c4de7c86519dff89117fa27e514e142319a6344242
[INFO] running `Command { std: "docker" "start" "-a" "ce271ca5c70c27db43f591c4de7c86519dff89117fa27e514e142319a6344242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce271ca5c70c27db43f591c4de7c86519dff89117fa27e514e142319a6344242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce271ca5c70c27db43f591c4de7c86519dff89117fa27e514e142319a6344242", kill_on_drop: false }`
[INFO] [stdout] ce271ca5c70c27db43f591c4de7c86519dff89117fa27e514e142319a6344242
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d9ff8e74c48bc9c68f0b514882c5dbd2adf05c7f76f6412178d54f508bb144d
[INFO] running `Command { std: "docker" "start" "-a" "5d9ff8e74c48bc9c68f0b514882c5dbd2adf05c7f76f6412178d54f508bb144d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling minimal-lexical v0.1.3
[INFO] [stderr]    Compiling utf8-width v0.1.5
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling urlencoding v2.1.0
[INFO] [stderr]    Compiling lalrpop-util v0.19.7
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling html-escape v0.2.9
[INFO] [stderr]    Compiling lexgen_util v0.10.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.25/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="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=fd0c3ba7c22fa1f4 -C extra-filename=-fd0c3ba7c22fa1f4 --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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5d9ff8e74c48bc9c68f0b514882c5dbd2adf05c7f76f6412178d54f508bb144d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d9ff8e74c48bc9c68f0b514882c5dbd2adf05c7f76f6412178d54f508bb144d", kill_on_drop: false }`
[INFO] [stdout] 5d9ff8e74c48bc9c68f0b514882c5dbd2adf05c7f76f6412178d54f508bb144d