[INFO] cloning repository https://github.com/awoitte/tweet-to-rss
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/awoitte/tweet-to-rss" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fawoitte%2Ftweet-to-rss", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fawoitte%2Ftweet-to-rss'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c3d92d41f93157b7f0cd56356af6d2e14a5abdb
[INFO] documenting awoitte/tweet-to-rss 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%2Fawoitte%2Ftweet-to-rss" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/awoitte/tweet-to-rss 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/awoitte/tweet-to-rss
[INFO] finished tweaking git repo https://github.com/awoitte/tweet-to-rss
[INFO] tweaked toml for git repo https://github.com/awoitte/tweet-to-rss written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/awoitte/tweet-to-rss 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6d2963352d0f1b78d87d6681517faf31039e5413d905c683d70d82725489c12b
[INFO] running `Command { std: "docker" "start" "-a" "6d2963352d0f1b78d87d6681517faf31039e5413d905c683d70d82725489c12b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d2963352d0f1b78d87d6681517faf31039e5413d905c683d70d82725489c12b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d2963352d0f1b78d87d6681517faf31039e5413d905c683d70d82725489c12b", kill_on_drop: false }`
[INFO] [stdout] 6d2963352d0f1b78d87d6681517faf31039e5413d905c683d70d82725489c12b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] c99ba3d2bd9b2fccff10eae9bdb39252607067203718ab723c416d74cffac465
[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" "c99ba3d2bd9b2fccff10eae9bdb39252607067203718ab723c416d74cffac465", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling openssl-sys v0.9.48
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.2
[INFO] [stderr]     Checking miniz_oxide v0.2.3
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]    Compiling html5ever v0.23.0
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]     Checking publicsuffix v1.5.2
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling markup5ever v0.8.1
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking h2 v0.1.25
[INFO] [stderr]     Checking flate2 v1.0.9
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking hyper v0.12.33
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking reqwest v0.9.17
[INFO] [stderr]     Checking select v0.4.3
[INFO] [stderr]  Documenting tweet-to-rss v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.39s
[INFO] running `Command { std: "docker" "inspect" "c99ba3d2bd9b2fccff10eae9bdb39252607067203718ab723c416d74cffac465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c99ba3d2bd9b2fccff10eae9bdb39252607067203718ab723c416d74cffac465", kill_on_drop: false }`
[INFO] [stdout] c99ba3d2bd9b2fccff10eae9bdb39252607067203718ab723c416d74cffac465