[INFO] fetching crate tokio-xmpp 1.0.1...
[INFO] documenting tokio-xmpp-1.0.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate tokio-xmpp 1.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tokio-xmpp 1.0.1 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 crates.io crate tokio-xmpp 1.0.1
[INFO] finished tweaking crates.io crate tokio-xmpp 1.0.1
[INFO] tweaked toml for crates.io crate tokio-xmpp 1.0.1 written to /workspace/builds/worker-7/source/Cargo.toml
[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] 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 52f71fecbb667bd07e1cda9a97236d93d42c576c574a073c87869d33b79a0adf
[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" "52f71fecbb667bd07e1cda9a97236d93d42c576c574a073c87869d33b79a0adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52f71fecbb667bd07e1cda9a97236d93d42c576c574a073c87869d33b79a0adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52f71fecbb667bd07e1cda9a97236d93d42c576c574a073c87869d33b79a0adf", kill_on_drop: false }`
[INFO] [stdout] 52f71fecbb667bd07e1cda9a97236d93d42c576c574a073c87869d33b79a0adf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 2254f6322751fa310e9da9116626044f7dfd0cafee2f357cbc018b883ec3b1de
[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" "2254f6322751fa310e9da9116626044f7dfd0cafee2f357cbc018b883ec3b1de", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]     Checking quick-xml v0.16.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]    Compiling enum-as-inner v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking sasl v0.4.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking minidom v0.11.1
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking jid v0.7.2
[INFO] [stderr]     Checking xmpp-parsers v0.15.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking trust-dns-proto v0.8.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling markup5ever v0.9.0
[INFO] [stderr]     Checking trust-dns-resolver v0.12.0
[INFO] [stderr]     Checking xml5ever v0.15.0
[INFO] [stderr]  Documenting tokio-xmpp v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.01s
[INFO] running `Command { std: "docker" "inspect" "2254f6322751fa310e9da9116626044f7dfd0cafee2f357cbc018b883ec3b1de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2254f6322751fa310e9da9116626044f7dfd0cafee2f357cbc018b883ec3b1de", kill_on_drop: false }`
[INFO] [stdout] 2254f6322751fa310e9da9116626044f7dfd0cafee2f357cbc018b883ec3b1de