[INFO] cloning repository https://github.com/hatoo/kon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hatoo/kon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhatoo%2Fkon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhatoo%2Fkon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed68cf80f706eadc39b1436d137b6ba93a985403
[INFO] documenting hatoo/kon 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%2Fhatoo%2Fkon" "/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/hatoo/kon 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/hatoo/kon
[INFO] finished tweaking git repo https://github.com/hatoo/kon
[INFO] tweaked toml for git repo https://github.com/hatoo/kon written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/hatoo/kon 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 utf8-width v0.1.4
[INFO] [stderr]   Downloaded humantime v2.0.1
[INFO] [stderr]   Downloaded average v0.10.4
[INFO] [stderr]   Downloaded flume v0.7.2
[INFO] [stderr]   Downloaded get-port v1.3.1
[INFO] [stderr]   Downloaded byte-unit v4.0.9
[INFO] [stderr]   Downloaded rlimit v0.4.0
[INFO] [stderr]   Downloaded crossterm v0.17.7
[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] 0aa261c575177cc3657ac16c3f0b4f8190baa0dcb33a470afa5a6fb18d2fd2d5
[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" "0aa261c575177cc3657ac16c3f0b4f8190baa0dcb33a470afa5a6fb18d2fd2d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0aa261c575177cc3657ac16c3f0b4f8190baa0dcb33a470afa5a6fb18d2fd2d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aa261c575177cc3657ac16c3f0b4f8190baa0dcb33a470afa5a6fb18d2fd2d5", kill_on_drop: false }`
[INFO] [stdout] 0aa261c575177cc3657ac16c3f0b4f8190baa0dcb33a470afa5a6fb18d2fd2d5
[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] 508c2cf401bed5c6ad1c9b2eddac50ec6ab1231fa4313513a892de7259755723
[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" "508c2cf401bed5c6ad1c9b2eddac50ec6ab1231fa4313513a892de7259755723", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking event-listener v2.3.3
[INFO] [stderr]     Checking utf8-width v0.1.4
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking tracing-core v0.1.14
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rlimit v0.4.0
[INFO] [stderr]     Checking mio v0.7.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking byte-unit v4.0.9
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking async-channel v1.4.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking crossterm v0.17.7
[INFO] [stderr]     Checking average v0.10.4
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tui v0.10.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling async-trait v0.1.37
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling structopt-derive v0.4.9
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking structopt v0.3.16
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-native-tls v0.1.0
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking trust-dns-proto v0.19.5
[INFO] [stderr]     Checking flume v0.7.2
[INFO] [stderr]     Checking trust-dns-resolver v0.19.5
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]  Documenting oha v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "508c2cf401bed5c6ad1c9b2eddac50ec6ab1231fa4313513a892de7259755723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "508c2cf401bed5c6ad1c9b2eddac50ec6ab1231fa4313513a892de7259755723", kill_on_drop: false }`
[INFO] [stdout] 508c2cf401bed5c6ad1c9b2eddac50ec6ab1231fa4313513a892de7259755723