[INFO] cloning repository https://github.com/LnL7/packet-exporter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LnL7/packet-exporter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLnL7%2Fpacket-exporter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLnL7%2Fpacket-exporter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 65178183cad16938de8fdcfc59b5a2ee969e3f7f
[INFO] documenting LnL7/packet-exporter against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLnL7%2Fpacket-exporter" "/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/LnL7/packet-exporter 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 git repo https://github.com/LnL7/packet-exporter
[INFO] finished tweaking git repo https://github.com/LnL7/packet-exporter
[INFO] tweaked toml for git repo https://github.com/LnL7/packet-exporter written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/LnL7/packet-exporter 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 wasm-bindgen-macro-support v0.2.63
[INFO] [stderr]   Downloaded security-framework-sys v0.4.3
[INFO] [stderr]   Downloaded sluice v0.5.2
[INFO] [stderr]   Downloaded tracing-attributes v0.1.8
[INFO] [stderr]   Downloaded prometheus v0.8.0
[INFO] [stderr]   Downloaded futures v0.3.5
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[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.63
[INFO] [stderr]   Downloaded async-native-tls v0.3.3
[INFO] [stderr]   Downloaded protobuf v2.14.0
[INFO] [stderr]   Downloaded tracing v0.1.14
[INFO] [stderr]   Downloaded backtrace v0.3.48
[INFO] [stderr]   Downloaded error-chain v0.12.2
[INFO] [stderr]   Downloaded bumpalo v3.3.0
[INFO] [stderr]   Downloaded infer v0.1.6
[INFO] [stderr]   Downloaded serde_derive v1.0.110
[INFO] [stderr]   Downloaded futures-channel v0.3.5
[INFO] [stderr]   Downloaded pin-project v0.4.17
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.63
[INFO] [stderr]   Downloaded security-framework v0.4.4
[INFO] [stderr]   Downloaded isahc v0.9.3
[INFO] [stderr]   Downloaded async-std v1.5.0
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.63
[INFO] [stderr]   Downloaded encoding_rs v0.8.23
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.3
[INFO] [stderr]   Downloaded tracing-futures v0.2.4
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[INFO] [stderr]   Downloaded thiserror-impl v1.0.19
[INFO] [stderr]   Downloaded tokio-io v0.1.13
[INFO] [stderr]   Downloaded serde_qs v0.5.2
[INFO] [stderr]   Downloaded js-sys v0.3.40
[INFO] [stderr]   Downloaded gimli v0.21.0
[INFO] [stderr]   Downloaded object v0.19.0
[INFO] [stderr]   Downloaded tracing-core v0.1.10
[INFO] [stderr]   Downloaded http-types v1.2.0
[INFO] [stderr]   Downloaded omnom v2.1.2
[INFO] [stderr]   Downloaded route-recognizer v0.1.13
[INFO] [stderr]   Downloaded data-encoding v2.2.1
[INFO] [stderr]   Downloaded async-sse v2.1.0
[INFO] [stderr]   Downloaded async-h1 v1.1.2
[INFO] [stderr]   Downloaded http-service-h1 v0.1.0
[INFO] [stderr]   Downloaded addr2line v0.12.1
[INFO] [stderr]   Downloaded serde v1.0.110
[INFO] [stderr]   Downloaded serde_json v1.0.53
[INFO] [stderr]   Downloaded thiserror v1.0.19
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.63
[INFO] [stderr]   Downloaded anyhow v1.0.31
[INFO] [stderr]   Downloaded cookie v0.12.0
[INFO] [stderr]   Downloaded futures-macro v0.3.5
[INFO] [stderr]   Downloaded memoffset v0.5.4
[INFO] [stderr]   Downloaded futures-timer v2.0.2
[INFO] [stderr]   Downloaded pin-project-lite v0.1.5
[INFO] [stderr]   Downloaded kv-log-macro v1.0.6
[INFO] [stderr]   Downloaded ryu v1.0.4
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.13
[INFO] [stderr]   Downloaded surf v2.0.0-alpha.2
[INFO] [stderr]   Downloaded web-sys v0.3.40
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.2
[INFO] [stderr]   Downloaded stable_deref_trait v1.1.1
[INFO] [stderr]   Downloaded async-task v1.3.1
[INFO] [stderr]   Downloaded pin-project-internal v0.4.17
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.4
[INFO] [stderr]   Downloaded futures-executor v0.3.5
[INFO] [stderr]   Downloaded http-service v0.5.0
[INFO] [stderr]   Downloaded tide v0.8.1
[INFO] [stderr]   Downloaded byte-pool v0.2.1
[INFO] [stderr]   Downloaded broadcaster v1.0.0
[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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5be7c6b5733764613b5b3928293f85211f8c91d14cd9a78357dcb1408c077e83
[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" "5be7c6b5733764613b5b3928293f85211f8c91d14cd9a78357dcb1408c077e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5be7c6b5733764613b5b3928293f85211f8c91d14cd9a78357dcb1408c077e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5be7c6b5733764613b5b3928293f85211f8c91d14cd9a78357dcb1408c077e83", kill_on_drop: false }`
[INFO] [stdout] 5be7c6b5733764613b5b3928293f85211f8c91d14cd9a78357dcb1408c077e83
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f7c60d26944c8f9811255f0dd7740bafed3d4ca5fa578ea4cb2977e3468fbce
[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" "5f7c60d26944c8f9811255f0dd7740bafed3d4ca5fa578ea4cb2977e3468fbce", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.28
[INFO] [stderr]    Compiling curl v0.4.29
[INFO] [stderr]    Compiling isahc v0.9.3
[INFO] [stderr]    Compiling prometheus v0.8.0
[INFO] [stderr]    Compiling openssl-sys v0.9.57
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.3
[INFO] [stderr]    Compiling curl-sys v0.4.31+curl-7.70.0
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking infer v0.1.6
[INFO] [stderr]     Checking async-task v1.3.1
[INFO] [stderr]     Checking omnom v2.1.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking byte-pool v0.2.1
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking serde_qs v0.5.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking tracing v0.1.14
[INFO] [stderr]     Checking pin-project v0.4.17
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking broadcaster v1.0.0
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking sluice v0.5.2
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]     Checking http-types v1.2.0
[INFO] [stderr]     Checking async-native-tls v0.3.3
[INFO] [stderr]     Checking async-h1 v1.1.2
[INFO] [stderr]     Checking http-service v0.5.0
[INFO] [stderr]     Checking async-sse v2.1.0
[INFO] [stderr]     Checking http-client v2.0.0
[INFO] [stderr]     Checking http-service-h1 v0.1.0
[INFO] [stderr]     Checking surf v2.0.0-alpha.2
[INFO] [stderr]     Checking tide v0.8.1
[INFO] [stderr]  Documenting packet-exporter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: doc comment contains an invalid Rust code block
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-1.5.0/src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = help: mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: doc comment contains an invalid Rust code block
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-1.5.0/src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = help: mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `Command { std: "docker" "inspect" "5f7c60d26944c8f9811255f0dd7740bafed3d4ca5fa578ea4cb2977e3468fbce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f7c60d26944c8f9811255f0dd7740bafed3d4ca5fa578ea4cb2977e3468fbce", kill_on_drop: false }`
[INFO] [stdout] 5f7c60d26944c8f9811255f0dd7740bafed3d4ca5fa578ea4cb2977e3468fbce