[INFO] cloning repository https://github.com/Flowneee/exonum-football-voting
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Flowneee/exonum-football-voting" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlowneee%2Fexonum-football-voting", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlowneee%2Fexonum-football-voting'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4d269b999251ae1106c930438e98ffb5a1b6434
[INFO] documenting Flowneee/exonum-football-voting against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlowneee%2Fexonum-football-voting" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Flowneee/exonum-football-voting on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Flowneee/exonum-football-voting
[INFO] finished tweaking git repo https://github.com/Flowneee/exonum-football-voting
[INFO] tweaked toml for git repo https://github.com/Flowneee/exonum-football-voting written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/Flowneee/exonum-football-voting already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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 assert_matches v1.2.0
[INFO] [stderr]   Downloaded wincolor v0.1.6
[INFO] [stderr]   Downloaded persistent v0.4.0
[INFO] [stderr]   Downloaded ctrlc v3.1.1
[INFO] [stderr]   Downloaded filetime v0.2.1
[INFO] [stderr]   Downloaded env_logger v0.5.10
[INFO] [stderr]   Downloaded termcolor v0.3.6
[INFO] [stderr]   Downloaded exonum_profiler v0.1.2
[INFO] [stderr]   Downloaded buf_redux v0.6.3
[INFO] [stderr]   Downloaded tar v0.4.15
[INFO] [stderr]   Downloaded exonum_libsodium-sys v0.0.17
[INFO] [stderr]   Downloaded exonum_rocksdb v0.7.4
[INFO] [stderr]   Downloaded exonum_librocksdb-sys v0.5.4
[INFO] [stderr]   Downloaded snow v0.1.9
[INFO] [stderr]   Downloaded mime_guess v1.8.4
[INFO] [stderr]   Downloaded exonum-testkit v0.8.0
[INFO] [stderr]   Downloaded zip v0.2.8
[INFO] [stderr]   Downloaded headers v0.1.0
[INFO] [stderr]   Downloaded static_slice v0.0.3
[INFO] [stderr]   Downloaded params v0.8.0
[INFO] [stderr]   Downloaded httparse v1.3.1
[INFO] [stderr]   Downloaded os_info v1.0.1
[INFO] [stderr]   Downloaded pretty_assertions v0.5.1
[INFO] [stderr]   Downloaded tokio-retry v0.1.1
[INFO] [stderr]   Downloaded exonum v0.8.0
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.4
[INFO] [stderr]   Downloaded exonum_sodiumoxide v0.0.17
[INFO] [stderr]   Downloaded rust_decimal v0.9.0
[INFO] [stderr]   Downloaded iron-test v0.6.0
[INFO] [stderr]   Downloaded sequence_trie v0.3.5
[INFO] [stderr]   Downloaded route-recognizer v0.1.12
[INFO] [stderr]   Downloaded make-cmd v0.1.0
[INFO] [stderr]   Downloaded xattr v0.2.1
[INFO] [stderr]   Downloaded unwrap v1.1.0
[INFO] [stderr]   Downloaded iron-cors v0.7.0
[INFO] [stderr]   Downloaded multipart v0.13.6
[INFO] [stderr]   Downloaded bodyparser v0.8.0
[INFO] [stderr]   Downloaded urlencoded v0.6.0
[INFO] [stderr]   Downloaded rustc_version v0.2.2
[INFO] [stderr]   Downloaded backtrace v0.3.8
[INFO] [stderr]   Downloaded router v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca1bf85be559a91c167b83c9e87190125884c0502b7a3dc7aaef7efba108ecb0
[INFO] running `Command { std: "docker" "start" "-a" "ca1bf85be559a91c167b83c9e87190125884c0502b7a3dc7aaef7efba108ecb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca1bf85be559a91c167b83c9e87190125884c0502b7a3dc7aaef7efba108ecb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca1bf85be559a91c167b83c9e87190125884c0502b7a3dc7aaef7efba108ecb0", kill_on_drop: false }`
[INFO] [stdout] ca1bf85be559a91c167b83c9e87190125884c0502b7a3dc7aaef7efba108ecb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 273476a6889dd0fab26b82f76ae57ec09a9957dfa2ed99c21e6236bc6eea581d
[INFO] running `Command { std: "docker" "start" "-a" "273476a6889dd0fab26b82f76ae57ec09a9957dfa2ed99c21e6236bc6eea581d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling lazy_static v1.0.1
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]     Checking futures v0.1.21
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling httparse v1.3.1
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]    Compiling os_info v1.0.1
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking unwrap v1.1.0
[INFO] [stderr]     Checking route-recognizer v0.1.12
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking sequence_trie v0.3.5
[INFO] [stderr]     Checking static_slice v0.0.3
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]    Compiling exonum v0.8.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking bit-vec v0.5.0
[INFO] [stderr]     Checking headers v0.1.0
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking regex-syntax v0.6.1
[INFO] [stderr]    Compiling rustc_version v0.2.2
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling filetime v0.2.1
[INFO] [stderr]    Compiling xattr v0.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.1.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking colored v1.6.0
[INFO] [stderr]     Checking chacha20-poly1305-aead v0.1.2
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling snow v0.1.9
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking tokio-executor v0.1.2
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking cookie v0.10.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]     Checking buf_redux v0.6.3
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking bytes v0.4.8
[INFO] [stderr]    Compiling tar v0.4.15
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]     Checking idna v0.1.4
[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 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=4f51e3af6fb2df82 -C extra-filename=-4f51e3af6fb2df82 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-c62dc4a5d67f85bb.rmeta --cap-lints allow` (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" "273476a6889dd0fab26b82f76ae57ec09a9957dfa2ed99c21e6236bc6eea581d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "273476a6889dd0fab26b82f76ae57ec09a9957dfa2ed99c21e6236bc6eea581d", kill_on_drop: false }`
[INFO] [stdout] 273476a6889dd0fab26b82f76ae57ec09a9957dfa2ed99c21e6236bc6eea581d
