[INFO] cloning repository https://github.com/tsuckow/TrafficMonitor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tsuckow/TrafficMonitor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsuckow%2FTrafficMonitor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsuckow%2FTrafficMonitor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f755807e90c1842a66b91ef9208cec226d96fd29
[INFO] documenting tsuckow/TrafficMonitor 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%2Ftsuckow%2FTrafficMonitor" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tsuckow/TrafficMonitor 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/tsuckow/TrafficMonitor
[INFO] finished tweaking git repo https://github.com/tsuckow/TrafficMonitor
[INFO] tweaked toml for git repo https://github.com/tsuckow/TrafficMonitor written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/tsuckow/TrafficMonitor 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]  Downloading crates ...
[INFO] [stderr]   Downloaded pcap v0.7.0
[INFO] [stderr]   Downloaded hwaddr v0.1.5
[INFO] [stderr]   Downloaded actix-web v0.7.17
[INFO] [stderr]   Downloaded packet v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 8af193715d99259ae34e173033094e6191a5846177d46a83f4dcf15d6689e34b
[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" "8af193715d99259ae34e173033094e6191a5846177d46a83f4dcf15d6689e34b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8af193715d99259ae34e173033094e6191a5846177d46a83f4dcf15d6689e34b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8af193715d99259ae34e173033094e6191a5846177d46a83f4dcf15d6689e34b", kill_on_drop: false }`
[INFO] [stdout] 8af193715d99259ae34e173033094e6191a5846177d46a83f4dcf15d6689e34b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] ce06a65ebe0769713f4e45e9b244aa0a26c211062938ad5cd95e3d699d1fa457
[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" "ce06a65ebe0769713f4e45e9b244aa0a26c211062938ad5cd95e3d699d1fa457", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]    Compiling byteorder v1.2.7
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[INFO] [stderr]     Checking rustc-demangle v0.1.11
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[INFO] [stderr]    Compiling try-lock v0.2.2
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[INFO] [stderr]    Compiling openssl-probe v0.1.2
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[INFO] [stderr]     Checking arc-swap v0.3.6
[INFO] [stderr]    Compiling pcap v0.7.0
[INFO] [stderr]     Checking termcolor v1.0.4
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[INFO] [stderr]    Compiling crossbeam-utils v0.6.3
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]    Compiling actix-web v0.7.17
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling brotli-sys v0.3.2
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[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
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[INFO] [stderr]    Compiling owning_ref v0.4.0
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[INFO] [stderr]     Checking atty v0.2.11
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[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]     Checking uuid v0.7.1
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[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]     Checking tokio-timer v0.2.8
[INFO] [stderr]     Checking tokio-current-thread v0.1.4
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking http v0.1.14
[INFO] [stderr]    Compiling phf v0.7.23
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]     Checking tokio-threadpool v0.1.9
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking tokio-reactor v0.1.7
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking h2 v0.1.14
[INFO] [stderr]     Checking parking_lot v0.7.0
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.4
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking crossbeam-channel v0.3.4
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]    Compiling hyper v0.12.19
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking trust-dns-proto v0.6.1
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking trust-dns-resolver v0.10.2
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]     Checking actix v0.7.9
[INFO] [stderr]    Compiling reqwest v0.9.5
[INFO] [stderr]     Checking actix-net v0.2.6
[INFO] [stderr]    Compiling hwaddr v0.1.5
[INFO] [stderr]     Checking packet v0.1.2
[INFO] [stderr]  Documenting traffic_monitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/statistics/throttled_printer.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |         if (self.tx.is_full()) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/statistics/throttled_printer.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let string = if (self.skipped > 0) {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 27s
[INFO] running `Command { std: "docker" "inspect" "ce06a65ebe0769713f4e45e9b244aa0a26c211062938ad5cd95e3d699d1fa457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce06a65ebe0769713f4e45e9b244aa0a26c211062938ad5cd95e3d699d1fa457", kill_on_drop: false }`
[INFO] [stdout] ce06a65ebe0769713f4e45e9b244aa0a26c211062938ad5cd95e3d699d1fa457