[INFO] cloning repository https://github.com/Thoralf-M/streams-pubsub
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Thoralf-M/streams-pubsub" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThoralf-M%2Fstreams-pubsub", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThoralf-M%2Fstreams-pubsub'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35b3b9898b5146095fec52d7aecd4bccc410e8e4
[INFO] documenting Thoralf-M/streams-pubsub 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%2FThoralf-M%2Fstreams-pubsub" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Thoralf-M/streams-pubsub 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/Thoralf-M/streams-pubsub
[INFO] finished tweaking git repo https://github.com/Thoralf-M/streams-pubsub
[INFO] tweaked toml for git repo https://github.com/Thoralf-M/streams-pubsub written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Thoralf-M/streams-pubsub 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 7ceaf6baa8d951e8c507414858d3e76025dbfc5e564e33840568156ee0dfae78
[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" "7ceaf6baa8d951e8c507414858d3e76025dbfc5e564e33840568156ee0dfae78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ceaf6baa8d951e8c507414858d3e76025dbfc5e564e33840568156ee0dfae78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ceaf6baa8d951e8c507414858d3e76025dbfc5e564e33840568156ee0dfae78", kill_on_drop: false }`
[INFO] [stdout] 7ceaf6baa8d951e8c507414858d3e76025dbfc5e564e33840568156ee0dfae78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] f99c0380fd94c15b7aceece5848786da35e44e369cca00b4698a6d51b2a71ffe
[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" "f99c0380fd94c15b7aceece5848786da35e44e369cca00b4698a6d51b2a71ffe", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]     Checking iota-constants v0.2.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.21
[INFO] [stderr]     Checking iota-streams-core-merkletree v0.1.0 (https://github.com/iotaledger/streams.git#a52fabd8)
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking iota-streams-core v0.1.0 (https://github.com/iotaledger/streams.git#a52fabd8)
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking iota-streams-core-keccak v0.1.0 (https://github.com/iotaledger/streams.git#a52fabd8)
[INFO] [stderr]     Checking iota-streams-core-ntru v0.1.0 (https://github.com/iotaledger/streams.git#a52fabd8)
[INFO] [stderr]     Checking iota-streams-core-mss v0.1.0 (https://github.com/iotaledger/streams.git#a52fabd8)
[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-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling async-trait v0.1.35
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking iota-conversion v0.3.0
[INFO] [stderr]     Checking iota-streams-protobuf3 v0.1.0 (https://github.com/iotaledger/streams.git#a52fabd8)
[INFO] [stderr]     Checking iota-conversion v0.5.1
[INFO] [stderr]     Checking iota-crypto v0.3.0
[INFO] [stderr]     Checking iota-pow v0.2.1
[INFO] [stderr]     Checking pin-project v0.4.21
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking serde v1.0.111
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking serde_json v1.0.55
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking iota-model v0.3.0
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking iota-validation v0.2.1
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking iota-signing v0.2.1
[INFO] [stderr]     Checking iota-utils v0.2.1
[INFO] [stderr]     Checking iota-client v0.3.0
[INFO] [stderr]     Checking iota-lib-rs v0.4.1
[INFO] [stderr]     Checking iota-streams-app v0.1.0 (https://github.com/iotaledger/streams.git#a52fabd8)
[INFO] [stderr]     Checking iota-streams-app-channels v0.1.1 (https://github.com/iotaledger/streams.git#a52fabd8)
[INFO] [stderr]     Checking iota-streams v0.1.0 (https://github.com/iotaledger/streams.git#a52fabd8)
[INFO] [stderr]     Checking channels_lite v0.2.2 (https://github.com/AleBuser/iota-channels-lite#2ea06bae)
[INFO] [stderr]  Documenting streams-pubsub v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 45s
[INFO] running `Command { std: "docker" "inspect" "f99c0380fd94c15b7aceece5848786da35e44e369cca00b4698a6d51b2a71ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f99c0380fd94c15b7aceece5848786da35e44e369cca00b4698a6d51b2a71ffe", kill_on_drop: false }`
[INFO] [stdout] f99c0380fd94c15b7aceece5848786da35e44e369cca00b4698a6d51b2a71ffe