[INFO] cloning repository https://github.com/JohnMurray/recog-api
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JohnMurray/recog-api" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnMurray%2Frecog-api", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnMurray%2Frecog-api'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40c7402e5b1370f902b10555608c6c4c92660f2b
[INFO] documenting JohnMurray/recog-api against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnMurray%2Frecog-api" "/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/JohnMurray/recog-api on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JohnMurray/recog-api
[INFO] finished tweaking git repo https://github.com/JohnMurray/recog-api
[INFO] tweaked toml for git repo https://github.com/JohnMurray/recog-api written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/JohnMurray/recog-api already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/iron/logger.git`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+1.46.0" "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] 691eecbc83647735ce25672c0c33febb402069d7fb25c4f7970d3f44bc2cf62d
[INFO] running `Command { std: "docker" "start" "-a" "691eecbc83647735ce25672c0c33febb402069d7fb25c4f7970d3f44bc2cf62d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "691eecbc83647735ce25672c0c33febb402069d7fb25c4f7970d3f44bc2cf62d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "691eecbc83647735ce25672c0c33febb402069d7fb25c4f7970d3f44bc2cf62d", kill_on_drop: false }`
[INFO] [stdout] 691eecbc83647735ce25672c0c33febb402069d7fb25c4f7970d3f44bc2cf62d
[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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae4fa9397cbf1a73ededabc7390f9bd9e0d613c02a05485fd66c8e46afcba7a0
[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" "ae4fa9397cbf1a73ededabc7390f9bd9e0d613c02a05485fd66c8e46afcba7a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling io-enum v0.2.3
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling mysql v19.0.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking lru v0.6.0
[INFO] [stderr]     Checking openssl-sys v0.9.58
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling derive_utils v0.10.0
[INFO] [stderr]     Checking rust_decimal v1.7.0
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking openssl v0.10.30
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]     Checking time v0.2.17
[INFO] [stderr]     Checking lexical v5.2.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking mysql_common v0.22.2
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking iron v0.6.1
[INFO] [stderr]     Checking logger v0.4.0 (https://github.com/iron/logger.git#4df63964)
[INFO] [stderr]     Checking router v0.6.0
[INFO] [stderr]  Documenting recog-api v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0603]: module `conn` is private
[INFO] [stdout]    --> src/middleware/mysqlpool.rs:7:12
[INFO] [stdout]     |
[INFO] [stdout] 7   | use mysql::conn::pool::Pool;
[INFO] [stdout]     |            ^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `conn` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mysql-19.0.1/src/lib.rs:777:1
[INFO] [stdout]     |
[INFO] [stdout] 777 | mod conn;
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `recog-api`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name recog_api src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-1329d552e5daf2a3.rmeta --extern iron=/opt/rustwide/target/debug/deps/libiron-79496aace3c10e6f.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-538ccf74a4ec0a82.rmeta --extern logger=/opt/rustwide/target/debug/deps/liblogger-4601a23bd2cf8ae8.rmeta --extern mysql=/opt/rustwide/target/debug/deps/libmysql-7d5ff624819f3edc.rmeta --extern router=/opt/rustwide/target/debug/deps/librouter-03e3eb8133d1ddb7.rmeta --extern rustc_serialize=/opt/rustwide/target/debug/deps/librustc_serialize-0e355727854478f2.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "ae4fa9397cbf1a73ededabc7390f9bd9e0d613c02a05485fd66c8e46afcba7a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae4fa9397cbf1a73ededabc7390f9bd9e0d613c02a05485fd66c8e46afcba7a0", kill_on_drop: false }`
[INFO] [stdout] ae4fa9397cbf1a73ededabc7390f9bd9e0d613c02a05485fd66c8e46afcba7a0