[INFO] cloning repository https://github.com/nagarajmanjunath/rust_rpc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nagarajmanjunath/rust_rpc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagarajmanjunath%2Frust_rpc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagarajmanjunath%2Frust_rpc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7f08bac9d23d9f55483680eacb8c96fcc7f9289
[INFO] documenting nagarajmanjunath/rust_rpc 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%2Fnagarajmanjunath%2Frust_rpc" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nagarajmanjunath/rust_rpc 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/nagarajmanjunath/rust_rpc
[INFO] finished tweaking git repo https://github.com/nagarajmanjunath/rust_rpc
[INFO] tweaked toml for git repo https://github.com/nagarajmanjunath/rust_rpc written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/nagarajmanjunath/rust_rpc 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 2b80838b345b27b8456ecc5c0dfea5e86151b9f19932489d5ff98396543398e6
[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" "2b80838b345b27b8456ecc5c0dfea5e86151b9f19932489d5ff98396543398e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b80838b345b27b8456ecc5c0dfea5e86151b9f19932489d5ff98396543398e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b80838b345b27b8456ecc5c0dfea5e86151b9f19932489d5ff98396543398e6", kill_on_drop: false }`
[INFO] [stdout] 2b80838b345b27b8456ecc5c0dfea5e86151b9f19932489d5ff98396543398e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e7c5870577b16b9cf59c784d599a941ff1f6b9e9fe0f497c99413aa8cf683cda
[INFO] running `Command { std: "docker" "start" "-a" "e7c5870577b16b9cf59c784d599a941ff1f6b9e9fe0f497c99413aa8cf683cda", 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]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking bitvec v0.15.2
[INFO] [stderr]     Checking arrayvec v0.5.1
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[INFO] [stderr]     Checking base-x v0.2.6
[INFO] [stderr]     Checking sha1 v0.5.0
[INFO] [stderr]     Checking slab v0.3.0
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[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking order-stat v0.1.3
[INFO] [stderr]     Checking transient-hashmap v0.4.1
[INFO] [stderr]     Checking rustc-hex v1.0.0
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking multibase v0.6.0
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking rlp v0.4.4
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking parking_lot_core v0.7.0
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[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking impl-serde v0.2.3
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[INFO] [stderr]     Checking serde_json v1.0.47
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[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking impl-rlp v0.2.1
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking uint v0.8.2
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]     Checking bstr v0.2.11
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking fixed-hash v0.5.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking miow v0.3.3
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking ethbloom v0.8.1
[INFO] [stderr]     Checking multihash v0.8.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking parity-scale-codec v1.1.2
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking cid v0.3.1
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-named-pipes v0.1.0
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking parity-tokio-ipc v0.4.0
[INFO] [stderr]     Checking ws v0.9.1
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking impl-codec v0.4.2
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]     Checking primitive-types v0.6.2
[INFO] [stderr]     Checking ethereum-types v0.8.0
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling jsonrpc-derive v14.0.5
[INFO] [stderr]     Checking jsonrpc-core v14.0.5
[INFO] [stderr]     Checking jsonrpc-server-utils v14.0.5
[INFO] [stderr]     Checking jsonrpc-pubsub v14.0.6
[INFO] [stderr]     Checking jsonrpc-ws-server v14.0.6
[INFO] [stderr]     Checking jsonrpc-ipc-server v14.0.7
[INFO] [stderr]     Checking jsonrpc-http-server v14.0.6
[INFO] [stderr]  Documenting rust_rpc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 16s
[INFO] running `Command { std: "docker" "inspect" "e7c5870577b16b9cf59c784d599a941ff1f6b9e9fe0f497c99413aa8cf683cda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7c5870577b16b9cf59c784d599a941ff1f6b9e9fe0f497c99413aa8cf683cda", kill_on_drop: false }`
[INFO] [stdout] e7c5870577b16b9cf59c784d599a941ff1f6b9e9fe0f497c99413aa8cf683cda