[INFO] cloning repository https://github.com/benbrandt/d20
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benbrandt/d20" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenbrandt%2Fd20", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenbrandt%2Fd20'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2d26ebdf48dd95572052babd92d62940abaed753
[INFO] documenting benbrandt/d20 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%2Fbenbrandt%2Fd20" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/benbrandt/d20 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/benbrandt/d20
[INFO] finished tweaking git repo https://github.com/benbrandt/d20
[INFO] tweaked toml for git repo https://github.com/benbrandt/d20 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/benbrandt/d20 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]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 672c4bd4a7affeb0023c264c89659e3186d0ea251128def42f788b05b147dd18
[INFO] running `Command { std: "docker" "start" "-a" "672c4bd4a7affeb0023c264c89659e3186d0ea251128def42f788b05b147dd18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "672c4bd4a7affeb0023c264c89659e3186d0ea251128def42f788b05b147dd18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "672c4bd4a7affeb0023c264c89659e3186d0ea251128def42f788b05b147dd18", kill_on_drop: false }`
[INFO] [stdout] 672c4bd4a7affeb0023c264c89659e3186d0ea251128def42f788b05b147dd18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 267706c5d12cf0ccc249f3991c81a5fb00f442c1faad201cd174db50dc84ad00
[INFO] running `Command { std: "docker" "start" "-a" "267706c5d12cf0ccc249f3991c81a5fb00f442c1faad201cd174db50dc84ad00", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking futures-core v0.3.6
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking pin-project-lite v0.1.10
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[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]     Checking futures-sink v0.3.6
[INFO] [stderr]    Compiling serde_json v1.0.59
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[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking rustc-demangle v0.1.17
[INFO] [stderr]     Checking object v0.21.1
[INFO] [stderr]     Checking data-encoding v2.3.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling http-types v2.6.0
[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
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[INFO] [stderr]     Checking route-recognizer v0.2.0
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]     Checking instant v0.1.7
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling im v14.3.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking futures-task v0.3.6
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking futures-channel v0.3.6
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking uname v0.1.1
[INFO] [stderr]     Checking futures-lite v1.11.1
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking indexmap v1.6.0
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]    Compiling sentry v0.18.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking block-cipher v0.7.1
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking logtest v2.0.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking aes-soft v0.4.0
[INFO] [stderr]     Checking polyval v0.4.1
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.5
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking async-executor v1.3.0
[INFO] [stderr]     Checking async-io v1.1.10
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking aes v0.4.0
[INFO] [stderr]     Checking ghash v0.3.0
[INFO] [stderr]     Checking byte-pool v0.2.2
[INFO] [stderr]     Checking hkdf v0.9.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking r2d2 v0.8.9
[INFO] [stderr]     Checking aes-gcm v0.6.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking async-global-executor v1.4.2
[INFO] [stderr]     Checking sized-chunks v0.5.3
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking backtrace v0.3.53
[INFO] [stderr]     Checking pem v0.8.1
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]     Checking async-std v1.6.5
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_qs v0.7.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking ipnetwork v0.16.0
[INFO] [stderr]     Checking hyper v0.13.8
[INFO] [stderr]     Checking debugid v0.7.2
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking redis v0.15.1
[INFO] [stderr]     Checking femme v2.1.1
[INFO] [stderr]     Checking simple_asn1 v0.4.1
[INFO] [stderr]     Checking sentry-types v0.14.1
[INFO] [stderr]     Checking diesel v1.4.5
[INFO] [stderr]     Checking jsonwebtoken v7.2.0
[INFO] [stderr]     Checking async-sse v4.0.1
[INFO] [stderr]     Checking async-h1 v2.1.3
[INFO] [stderr]     Checking tide v0.12.0
[INFO] [stderr]     Checking r2d2_redis v0.13.0
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]     Checking d20 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting d20 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `d20`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name d20 src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern async_std=/opt/rustwide/target/debug/deps/libasync_std-0e8cf57f0852f7b0.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-f8de692abd8e953c.rmeta --extern diesel=/opt/rustwide/target/debug/deps/libdiesel-7a0d524ad1e73cbe.rmeta --extern dotenv=/opt/rustwide/target/debug/deps/libdotenv-ea65719f88f1c8b4.rmeta --extern jsonwebtoken=/opt/rustwide/target/debug/deps/libjsonwebtoken-9bfaf88b07e4c50c.rmeta --extern r2d2=/opt/rustwide/target/debug/deps/libr2d2-234f49b4862220c7.rmeta --extern r2d2_redis=/opt/rustwide/target/debug/deps/libr2d2_redis-5f6bb36f0b3316ca.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-05b22010c1859f50.rmeta --extern rand_pcg=/opt/rustwide/target/debug/deps/librand_pcg-8118d8f6c55529b4.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-147bc681a8d7725f.rmeta --extern sentry=/opt/rustwide/target/debug/deps/libsentry-f4401864b1b252ae.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-1f03efe1dda830d0.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-571b36917d1cd218.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-a94d6cc28a90a17d.rmeta --extern tide=/opt/rustwide/target/debug/deps/libtide-9795d71be58a5fe0.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" "267706c5d12cf0ccc249f3991c81a5fb00f442c1faad201cd174db50dc84ad00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "267706c5d12cf0ccc249f3991c81a5fb00f442c1faad201cd174db50dc84ad00", kill_on_drop: false }`
[INFO] [stdout] 267706c5d12cf0ccc249f3991c81a5fb00f442c1faad201cd174db50dc84ad00
