[INFO] cloning repository https://github.com/aaronriekenberg/rust_hyper_client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aaronriekenberg/rust_hyper_client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaronriekenberg%2Frust_hyper_client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaronriekenberg%2Frust_hyper_client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31d1f63a3de4629194628b2c2f9381a3e156d79b
[INFO] documenting aaronriekenberg/rust_hyper_client 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%2Faaronriekenberg%2Frust_hyper_client" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aaronriekenberg/rust_hyper_client 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/aaronriekenberg/rust_hyper_client
[INFO] finished tweaking git repo https://github.com/aaronriekenberg/rust_hyper_client
[INFO] tweaked toml for git repo https://github.com/aaronriekenberg/rust_hyper_client written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/aaronriekenberg/rust_hyper_client 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]  Downloading crates ...
[INFO] [stderr]   Downloaded fern v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 506a73d3de0c9d75d349ff17990efb340a4dc6d6cdb1df0b0c6453530969ce65
[INFO] running `Command { std: "docker" "start" "-a" "506a73d3de0c9d75d349ff17990efb340a4dc6d6cdb1df0b0c6453530969ce65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "506a73d3de0c9d75d349ff17990efb340a4dc6d6cdb1df0b0c6453530969ce65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "506a73d3de0c9d75d349ff17990efb340a4dc6d6cdb1df0b0c6453530969ce65", kill_on_drop: false }`
[INFO] [stdout] 506a73d3de0c9d75d349ff17990efb340a4dc6d6cdb1df0b0c6453530969ce65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 02e5a79572d718367e9d9fb263e77e801ae81075d11cb4abad19864742738477
[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" "02e5a79572d718367e9d9fb263e77e801ae81075d11cb4abad19864742738477", kill_on_drop: false }`
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking relay v0.1.0
[INFO] [stderr]     Checking fern v0.4.3
[INFO] [stderr]     Checking futures-cpupool v0.1.7
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]    Compiling unicase v2.0.0
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking mio v0.6.10
[INFO] [stderr]     Checking mime v0.3.5
[INFO] [stderr]     Checking tokio-io v0.1.3
[INFO] [stderr]     Checking tokio-core v0.1.10
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking hyper v0.11.6
[INFO] [stderr]  Documenting rust_hyper_client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.82s
[INFO] running `Command { std: "docker" "inspect" "02e5a79572d718367e9d9fb263e77e801ae81075d11cb4abad19864742738477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02e5a79572d718367e9d9fb263e77e801ae81075d11cb4abad19864742738477", kill_on_drop: false }`
[INFO] [stdout] 02e5a79572d718367e9d9fb263e77e801ae81075d11cb4abad19864742738477