[INFO] cloning repository https://github.com/LiQingMuBai/rustdingtalk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LiQingMuBai/rustdingtalk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLiQingMuBai%2Frustdingtalk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLiQingMuBai%2Frustdingtalk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3acc953a4df420008e5eac222a7f12ea99b9c25f
[INFO] documenting LiQingMuBai/rustdingtalk 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%2FLiQingMuBai%2Frustdingtalk" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LiQingMuBai/rustdingtalk 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/LiQingMuBai/rustdingtalk
[INFO] finished tweaking git repo https://github.com/LiQingMuBai/rustdingtalk
[INFO] tweaked toml for git repo https://github.com/LiQingMuBai/rustdingtalk written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/LiQingMuBai/rustdingtalk 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 609a25a84b5a64c94cf617dcd197587e779ad53ab46c55c445d082707bbbe29c
[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" "609a25a84b5a64c94cf617dcd197587e779ad53ab46c55c445d082707bbbe29c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "609a25a84b5a64c94cf617dcd197587e779ad53ab46c55c445d082707bbbe29c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "609a25a84b5a64c94cf617dcd197587e779ad53ab46c55c445d082707bbbe29c", kill_on_drop: false }`
[INFO] [stdout] 609a25a84b5a64c94cf617dcd197587e779ad53ab46c55c445d082707bbbe29c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e8686b3b38b820cb8e4986f31150b88576a8c269792cc05100884ed48104f5ef
[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" "e8686b3b38b820cb8e4986f31150b88576a8c269792cc05100884ed48104f5ef", 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]     Checking flate2 v1.0.11
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking actix-threadpool v0.1.2
[INFO] [stderr]     Checking actix-server-config v0.1.2
[INFO] [stderr]     Checking cron v0.6.0
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking actix-rt v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking actix-codec v0.1.2
[INFO] [stderr]     Checking job_scheduler v1.0.6
[INFO] [stderr]     Checking trust-dns-proto v0.7.4
[INFO] [stderr]     Checking actix-utils v0.4.5
[INFO] [stderr]     Checking actix-server v0.6.0
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking trust-dns-resolver v0.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]     Checking actix-connect v0.2.5
[INFO] [stderr]     Checking serde v1.0.101
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking actix-router v0.1.5
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]     Checking actix-http v0.2.10
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.20
[INFO] [stderr]     Checking awc v0.2.6
[INFO] [stderr]     Checking actix-web v1.0.7
[INFO] [stderr]  Documenting rustdingtalk v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "e8686b3b38b820cb8e4986f31150b88576a8c269792cc05100884ed48104f5ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8686b3b38b820cb8e4986f31150b88576a8c269792cc05100884ed48104f5ef", kill_on_drop: false }`
[INFO] [stdout] e8686b3b38b820cb8e4986f31150b88576a8c269792cc05100884ed48104f5ef