[INFO] cloning repository https://github.com/sxend/rust_study
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sxend/rust_study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsxend%2Frust_study", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsxend%2Frust_study'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e97ef5bcefdee569d46d37a8cfe474a4f310b41e
[INFO] documenting sxend/rust_study against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsxend%2Frust_study" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sxend/rust_study on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sxend/rust_study
[INFO] finished tweaking git repo https://github.com/sxend/rust_study
[INFO] tweaked toml for git repo https://github.com/sxend/rust_study written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/sxend/rust_study already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.1
[INFO] [stderr]   Downloaded base64 v0.10.0
[INFO] [stderr]   Downloaded signal-hook v0.1.6
[INFO] [stderr]   Downloaded actix-net v0.2.5
[INFO] [stderr]   Downloaded askama_escape v0.1.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.3
[INFO] [stderr]   Downloaded parking_lot v0.7.0
[INFO] [stderr]   Downloaded string v0.1.2
[INFO] [stderr]   Downloaded hyper v0.12.18
[INFO] [stderr]   Downloaded http v0.1.14
[INFO] [stderr]   Downloaded pipeline v0.5.0
[INFO] [stderr]   Downloaded actix-web v0.7.16
[INFO] [stderr]   Downloaded backtrace v0.3.11
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.9
[INFO] [stderr]   Downloaded markdown v0.2.0
[INFO] [stderr]   Downloaded serde_derive v1.0.82
[INFO] [stderr]   Downloaded tokio v0.1.13
[INFO] [stderr]   Downloaded tokio-timer v0.2.8
[INFO] [stderr]   Downloaded tokio-uds v0.2.4
[INFO] [stderr]   Downloaded regex-syntax v0.6.4
[INFO] [stderr]   Downloaded tokio-reactor v0.1.7
[INFO] [stderr]   Downloaded crossbeam-deque v0.6.2
[INFO] [stderr]   Downloaded cc v1.0.26
[INFO] [stderr]   Downloaded flate2 v1.0.6
[INFO] [stderr]   Downloaded docopt v1.0.2
[INFO] [stderr]   Downloaded serde v1.0.82
[INFO] [stderr]   Downloaded smallvec v0.6.7
[INFO] [stderr]   Downloaded arc-swap v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efed5f35127ddc82cc08d54197e23aff087b0d87a156f9eb45def3cbd0e61bf0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "efed5f35127ddc82cc08d54197e23aff087b0d87a156f9eb45def3cbd0e61bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efed5f35127ddc82cc08d54197e23aff087b0d87a156f9eb45def3cbd0e61bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efed5f35127ddc82cc08d54197e23aff087b0d87a156f9eb45def3cbd0e61bf0", kill_on_drop: false }`
[INFO] [stdout] efed5f35127ddc82cc08d54197e23aff087b0d87a156f9eb45def3cbd0e61bf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3f6a3906ef0e83f600a70424cf72813aece6b93686ce0479071d76eba6c6036
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e3f6a3906ef0e83f600a70424cf72813aece6b93686ce0479071d76eba6c6036", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking arc-swap v0.3.6
[INFO] [stderr]     Checking askama_escape v0.1.0
[INFO] [stderr]     Checking pipeline v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling actix-web v0.7.16
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking resolv-conf v0.6.1
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking buf_redux v0.6.3
[INFO] [stderr]     Checking rand v0.6.1
[INFO] [stderr]     Checking signal-hook v0.1.6
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking http v0.1.14
[INFO] [stderr]     Checking hyper v0.10.15
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking flate2 v1.0.6
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking backtrace v0.3.11
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.9
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking tokio-reactor v0.1.7
[INFO] [stderr]     Checking markdown v0.2.0
[INFO] [stderr]     Checking parking_lot v0.7.0
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.4
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking crossbeam-channel v0.3.3
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]     Checking h2 v0.1.13
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking iron v0.6.0
[INFO] [stderr]     Checking multipart v0.13.6
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking persistent v0.4.0
[INFO] [stderr]     Checking router v0.6.0
[INFO] [stderr]     Checking bodyparser v0.8.0
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking urlencoded v0.6.0
[INFO] [stderr]     Checking hyper v0.12.18
[INFO] [stderr]     Checking params v0.8.0
[INFO] [stderr]     Checking docopt v1.0.2
[INFO] [stderr]     Checking trust-dns-resolver v0.10.0
[INFO] [stderr]     Checking actix v0.7.9
[INFO] [stderr]     Checking actix-net v0.2.5
[INFO] [stderr]  Documenting rust_study v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `rust_study`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name nano_template src/bin/nano_template.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern actix_web=/opt/rustwide/target/debug/deps/libactix_web-801460c68460a5c5.rmeta --extern base64=/opt/rustwide/target/debug/deps/libbase64-646897fb4c877a80.rmeta --extern docopt=/opt/rustwide/target/debug/deps/libdocopt-ae6658b313e78ae9.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-1bc9661ae66dbcbe.rmeta --extern error=/opt/rustwide/target/debug/deps/liberror-92057e6a137ea910.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-cf2af106ce6675af.rmeta --extern futures_cpupool=/opt/rustwide/target/debug/deps/libfutures_cpupool-c2d8ab4088eaa4d5.rmeta --extern hyper=/opt/rustwide/target/debug/deps/libhyper-d3e0d9307f944071.rmeta --extern iron=/opt/rustwide/target/debug/deps/libiron-1c07f2818be19f62.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-c2820ce931b86e08.rmeta --extern markdown=/opt/rustwide/target/debug/deps/libmarkdown-0011eae40e30a0d3.rmeta --extern params=/opt/rustwide/target/debug/deps/libparams-bed1ca245257bd11.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-4e98805805844ba7.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-ef15f563cc20c777.rmeta --extern router=/opt/rustwide/target/debug/deps/librouter-d440e36135893828.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-dd5d3d0a9893bdcd.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-27dff51defc27302.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-a0392e2a0143cdbc.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-1f37d0ee6826fcbe.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-4875cdff861ae11a.rmeta --extern tokio_core=/opt/rustwide/target/debug/deps/libtokio_core-0f7b1def7d383192.rmeta --extern tokio_io=/opt/rustwide/target/debug/deps/libtokio_io-f0aa26cb2d287d3b.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-437654791595e7eb.rmeta --cap-lints=warn --crate-version 0.1.0` (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" "e3f6a3906ef0e83f600a70424cf72813aece6b93686ce0479071d76eba6c6036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3f6a3906ef0e83f600a70424cf72813aece6b93686ce0479071d76eba6c6036", kill_on_drop: false }`
[INFO] [stdout] e3f6a3906ef0e83f600a70424cf72813aece6b93686ce0479071d76eba6c6036
