[INFO] cloning repository https://github.com/Hexilee/sgrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hexilee/sgrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHexilee%2Fsgrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHexilee%2Fsgrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9fe7780643a186c4736a667704f2eb99b979f65
[INFO] documenting Hexilee/sgrep against 1.64.0 for beta-1.65-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHexilee%2Fsgrep" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hexilee/sgrep on toolchain 1.64.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.64.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/Hexilee/sgrep
[INFO] finished tweaking git repo https://github.com/Hexilee/sgrep
[INFO] tweaked toml for git repo https://github.com/Hexilee/sgrep written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Hexilee/sgrep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.64.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded measure_time v0.7.0
[INFO] [stderr]   Downloaded utf8-chars v1.0.2
[INFO] [stderr]   Downloaded tantivy v0.16.1
[INFO] [stderr]   Downloaded quick-xml v0.9.4
[INFO] [stderr]   Downloaded md5 v0.6.1
[INFO] [stderr]   Downloaded fastdivide v0.3.0
[INFO] [stderr]   Downloaded cedarwood v0.4.5
[INFO] [stderr]   Downloaded codepage v0.1.1
[INFO] [stderr]   Downloaded quick-xml v0.19.0
[INFO] [stderr]   Downloaded stopwords v0.1.1
[INFO] [stderr]   Downloaded calamine v0.18.0
[INFO] [stderr]   Downloaded lz4_flex v0.8.2
[INFO] [stderr]   Downloaded ownedbytes v0.1.0
[INFO] [stderr]   Downloaded serde_derive v1.0.135
[INFO] [stderr]   Downloaded serde v1.0.135
[INFO] [stderr]   Downloaded jieba-rs v0.6.6
[INFO] [stderr]   Downloaded dotext v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+1.64.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e90385ed66a6dc7f3f41b431ba23242d272b2408c4959e4ca06748891ec5ec0
[INFO] running `Command { std: "docker" "start" "-a" "5e90385ed66a6dc7f3f41b431ba23242d272b2408c4959e4ca06748891ec5ec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e90385ed66a6dc7f3f41b431ba23242d272b2408c4959e4ca06748891ec5ec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e90385ed66a6dc7f3f41b431ba23242d272b2408c4959e4ca06748891ec5ec0", kill_on_drop: false }`
[INFO] [stdout] 5e90385ed66a6dc7f3f41b431ba23242d272b2408c4959e4ca06748891ec5ec0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+1.64.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b63f1d62305d17c46da1e7ea89cf60c947e2077d2ea322a841194b5ab3bc106
[INFO] running `Command { std: "docker" "start" "-a" "2b63f1d62305d17c46da1e7ea89cf60c947e2077d2ea322a841194b5ab3bc106", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.114
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]    Compiling serde_derive v1.0.135
[INFO] [stderr]    Compiling serde v1.0.135
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling siphasher v0.3.9
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]     Checking futures-sink v0.3.19
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.3
[INFO] [stderr]     Checking futures-io v0.3.19
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]     Checking podio v0.1.7
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]     Checking regex-syntax v0.4.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking pom v3.2.0
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking tantivy-bitpacker v0.1.1
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking levenshtein_automata v0.2.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking census v0.4.0
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking fastdivide v0.3.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking tantivy-common v0.1.0
[INFO] [stderr]     Checking murmurhash32 v0.2.0
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking encoding_rs v0.7.2
[INFO] [stderr]     Checking cedarwood v0.4.5
[INFO] [stderr]     Checking twox-hash v1.6.2
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]     Checking ownedbytes v0.1.0
[INFO] [stderr]     Checking utf8-chars v1.0.2
[INFO] [stderr]     Checking tantivy-fst v0.3.0
[INFO] [stderr]     Checking fastfield_codecs v0.1.0
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking lz4_flex v0.8.2
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking measure_time v0.7.0
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking combine v4.6.3
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking bitpacking v0.8.4
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking memmap2 v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking codepage v0.1.1
[INFO] [stderr]     Checking quick-xml v0.19.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-1.5.4/src/lib.rs:609:42
[INFO] [stdout]     |
[INFO] [stdout] 609 | #![cfg_attr(feature = "pattern", feature(pattern))]
[INFO] [stdout]     |                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking zip v0.2.8
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2b63f1d62305d17c46da1e7ea89cf60c947e2077d2ea322a841194b5ab3bc106", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b63f1d62305d17c46da1e7ea89cf60c947e2077d2ea322a841194b5ab3bc106", kill_on_drop: false }`
[INFO] [stdout] 2b63f1d62305d17c46da1e7ea89cf60c947e2077d2ea322a841194b5ab3bc106