[INFO] fetching crate xmpp 0.3.0...
[INFO] documenting xmpp-0.3.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate xmpp 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate xmpp 0.3.0 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xmpp 0.3.0
[INFO] finished tweaking crates.io crate xmpp 0.3.0
[INFO] tweaked toml for crates.io crate xmpp 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate xmpp 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--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 jid v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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-2020-08-29" "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] c038e0b895e6ff4950fdc2f31b67eccd3ecfa279e685f851731ea2410bff59ea
[INFO] running `Command { std: "docker" "start" "-a" "c038e0b895e6ff4950fdc2f31b67eccd3ecfa279e685f851731ea2410bff59ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c038e0b895e6ff4950fdc2f31b67eccd3ecfa279e685f851731ea2410bff59ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c038e0b895e6ff4950fdc2f31b67eccd3ecfa279e685f851731ea2410bff59ea", kill_on_drop: false }`
[INFO] [stdout] c038e0b895e6ff4950fdc2f31b67eccd3ecfa279e685f851731ea2410bff59ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d290e6fa110743587c45b982e76bc4eb072c8077bd2868f077514022c4f4597
[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" "9d290e6fa110743587c45b982e76bc4eb072c8077bd2868f077514022c4f4597", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.100
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking quick-xml v0.16.1
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]    Compiling enum-as-inner v0.2.1
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking minidom v0.11.1
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking sasl v0.4.3
[INFO] [stderr]     Checking jid v0.7.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking backtrace v0.3.37
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking xmpp-parsers v0.15.0
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]     Checking trust-dns-proto v0.8.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling serde_derive v1.0.100
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking trust-dns-resolver v0.12.0
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling markup5ever v0.9.0
[INFO] [stderr]     Checking xml5ever v0.15.0
[INFO] [stderr]     Checking tokio-xmpp v1.0.1
[INFO] [stderr]  Documenting xmpp v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "9d290e6fa110743587c45b982e76bc4eb072c8077bd2868f077514022c4f4597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d290e6fa110743587c45b982e76bc4eb072c8077bd2868f077514022c4f4597", kill_on_drop: false }`
[INFO] [stdout] 9d290e6fa110743587c45b982e76bc4eb072c8077bd2868f077514022c4f4597