[INFO] cloning repository https://github.com/Soft/dilbert-feed
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Soft/dilbert-feed" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoft%2Fdilbert-feed", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoft%2Fdilbert-feed'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1679dd5926a4a19c76ea37de08f0023e32b84f9a
[INFO] documenting Soft/dilbert-feed 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%2FSoft%2Fdilbert-feed" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Soft/dilbert-feed 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/Soft/dilbert-feed
[INFO] finished tweaking git repo https://github.com/Soft/dilbert-feed
[INFO] tweaked toml for git repo https://github.com/Soft/dilbert-feed written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Soft/dilbert-feed 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 string_cache v0.6.2
[INFO] [stderr]   Downloaded markup5ever v0.3.2
[INFO] [stderr]   Downloaded html5ever v0.18.0
[INFO] [stderr]   Downloaded quick-xml v0.12.4
[INFO] [stderr]   Downloaded select v0.4.2
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.1
[INFO] [stderr]   Downloaded hyper v0.12.16
[INFO] [stderr]   Downloaded tendril v0.3.1
[INFO] [stderr]   Downloaded parking_lot v0.4.8
[INFO] [stderr]   Downloaded tree_magic v0.2.1
[INFO] [stderr]   Downloaded atom_syndication v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 0945bf9785fdfe1ec1b1b003595f492c41d8668cd931567974fbfa05d8f5b1af
[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" "0945bf9785fdfe1ec1b1b003595f492c41d8668cd931567974fbfa05d8f5b1af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0945bf9785fdfe1ec1b1b003595f492c41d8668cd931567974fbfa05d8f5b1af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0945bf9785fdfe1ec1b1b003595f492c41d8668cd931567974fbfa05d8f5b1af", kill_on_drop: false }`
[INFO] [stdout] 0945bf9785fdfe1ec1b1b003595f492c41d8668cd931567974fbfa05d8f5b1af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] bb55acecb0267021b73f591ced2169d00ec395cf5b48932ba71d841ca31a2091
[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" "bb55acecb0267021b73f591ced2169d00ec395cf5b48932ba71d841ca31a2091", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]    Compiling encoding_rs v0.8.13
[INFO] [stderr]     Checking utf-8 v0.7.4
[INFO] [stderr]     Checking string v0.1.2
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking tokio-executor v0.1.5
[INFO] [stderr]     Checking phf_shared v0.7.23
[INFO] [stderr]     Checking crossbeam-utils v0.6.1
[INFO] [stderr]    Compiling openssl-sys v0.9.39
[INFO] [stderr]    Compiling heck v0.3.0
[INFO] [stderr]     Checking base64 v0.10.0
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking smallvec v0.6.6
[INFO] [stderr]     Checking new_debug_unreachable v1.0.1
[INFO] [stderr]     Checking debug_unreachable v0.1.1
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking backtrace-sys v0.1.24
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking phf v0.7.23
[INFO] [stderr]    Compiling html5ever v0.18.0
[INFO] [stderr]    Compiling derive_builder_core v0.2.0
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking tokio-current-thread v0.1.4
[INFO] [stderr]     Checking tokio-timer v0.2.8
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking rand v0.6.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking tendril v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.2
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking http v0.1.14
[INFO] [stderr]    Compiling derive_builder v0.5.1
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking tree_magic v0.2.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-reactor v0.1.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking tokio-threadpool v0.1.9
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]     Checking tokio-uds v0.2.4
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]    Compiling string_cache v0.6.2
[INFO] [stderr]    Compiling markup5ever v0.3.2
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]     Checking h2 v0.1.13
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling structopt-derive v0.2.13
[INFO] [stderr]     Checking hyper v0.12.16
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking quick-xml v0.12.4
[INFO] [stderr]     Checking structopt v0.2.13
[INFO] [stderr]     Checking atom_syndication v0.6.0
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking select v0.4.2
[INFO] [stderr]  Documenting dilbert-feed v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "bb55acecb0267021b73f591ced2169d00ec395cf5b48932ba71d841ca31a2091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb55acecb0267021b73f591ced2169d00ec395cf5b48932ba71d841ca31a2091", kill_on_drop: false }`
[INFO] [stdout] bb55acecb0267021b73f591ced2169d00ec395cf5b48932ba71d841ca31a2091