[INFO] fetching crate xq 0.2.36...
[INFO] documenting xq-0.2.36 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate xq 0.2.36 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate xq 0.2.36 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xq 0.2.36
[INFO] finished tweaking crates.io crate xq 0.2.36
[INFO] tweaked toml for crates.io crate xq 0.2.36 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate xq 0.2.36 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f495fe5a2dd7c70c8664290def11c1dfa6813c08f1224cd56edc1c1ca05768d4
[INFO] running `Command { std: "docker" "start" "-a" "f495fe5a2dd7c70c8664290def11c1dfa6813c08f1224cd56edc1c1ca05768d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f495fe5a2dd7c70c8664290def11c1dfa6813c08f1224cd56edc1c1ca05768d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f495fe5a2dd7c70c8664290def11c1dfa6813c08f1224cd56edc1c1ca05768d4", kill_on_drop: false }`
[INFO] [stdout] f495fe5a2dd7c70c8664290def11c1dfa6813c08f1224cd56edc1c1ca05768d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5cae5e0c19d0cf6f3cb08526c172c2b1daf3783d10c3e596ca13ba744eb5de3
[INFO] running `Command { std: "docker" "start" "-a" "c5cae5e0c19d0cf6f3cb08526c172c2b1daf3783d10c3e596ca13ba744eb5de3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking num_threads v0.1.4
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling time-macros v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking lalrpop-util v0.19.7
[INFO] [stderr]     Checking utf8-width v0.1.5
[INFO] [stderr]    Compiling xq v0.2.36 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking urlencoding v2.1.0
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]     Checking html-escape v0.2.9
[INFO] [stderr]     Checking lexgen_util v0.10.0
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[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 opt-level=3 -C embed-bitcode=no -C debuginfo=2 -C debug-assertions=on --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=822ef3804441bd95 -C extra-filename=-822ef3804441bd95 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `xml-rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name xml /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xml-rs-0.8.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no -C debuginfo=2 -C debug-assertions=on -C metadata=500e7b160178e9f4 -C extra-filename=-500e7b160178e9f4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c5cae5e0c19d0cf6f3cb08526c172c2b1daf3783d10c3e596ca13ba744eb5de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5cae5e0c19d0cf6f3cb08526c172c2b1daf3783d10c3e596ca13ba744eb5de3", kill_on_drop: false }`
[INFO] [stdout] c5cae5e0c19d0cf6f3cb08526c172c2b1daf3783d10c3e596ca13ba744eb5de3