[INFO] cloning repository https://github.com/bryanburgers/bitcoin-network-crawler-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bryanburgers/bitcoin-network-crawler-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbryanburgers%2Fbitcoin-network-crawler-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbryanburgers%2Fbitcoin-network-crawler-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef0655f05c1fea02878b631e0bbdcd09da3ea788
[INFO] documenting bryanburgers/bitcoin-network-crawler-test 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%2Fbryanburgers%2Fbitcoin-network-crawler-test" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bryanburgers/bitcoin-network-crawler-test 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/bryanburgers/bitcoin-network-crawler-test
[INFO] finished tweaking git repo https://github.com/bryanburgers/bitcoin-network-crawler-test
[INFO] tweaked toml for git repo https://github.com/bryanburgers/bitcoin-network-crawler-test written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/bryanburgers/bitcoin-network-crawler-test 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 futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded chrono v0.4.9
[INFO] [stderr]   Downloaded async-task v1.0.0
[INFO] [stderr]   Downloaded broadcaster v0.2.6
[INFO] [stderr]   Downloaded futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded kv-log-macro v1.0.4
[INFO] [stderr]   Downloaded async-macros v1.0.0
[INFO] [stderr]   Downloaded futures-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-timer v1.0.2
[INFO] [stderr]   Downloaded futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-join-macro-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-select-macro-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded async-std v0.99.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 2682c467a6cd3b43b4fc0df9eb3dfa9ef7b2784d0476b8afdd77081c00c5bb5f
[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" "2682c467a6cd3b43b4fc0df9eb3dfa9ef7b2784d0476b8afdd77081c00c5bb5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2682c467a6cd3b43b4fc0df9eb3dfa9ef7b2784d0476b8afdd77081c00c5bb5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2682c467a6cd3b43b4fc0df9eb3dfa9ef7b2784d0476b8afdd77081c00c5bb5f", kill_on_drop: false }`
[INFO] [stdout] 2682c467a6cd3b43b4fc0df9eb3dfa9ef7b2784d0476b8afdd77081c00c5bb5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8015656f3c0517b3551eb5793056f5b548e69cf4f981b0641a7db2e11b691fcb
[INFO] running `Command { std: "docker" "start" "-a" "8015656f3c0517b3551eb5793056f5b548e69cf4f981b0641a7db2e11b691fcb", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking async-macros v1.0.0
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking async-task v1.0.0
[INFO] [stderr]     Checking kv-log-macro v1.0.4
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling futures-select-macro-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-join-macro-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking broadcaster v0.2.6
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-timer v1.0.2
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking async-std v0.99.10
[INFO] [stderr]  Documenting bitcoin-network-crawler-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.97s
[INFO] running `Command { std: "docker" "inspect" "8015656f3c0517b3551eb5793056f5b548e69cf4f981b0641a7db2e11b691fcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8015656f3c0517b3551eb5793056f5b548e69cf4f981b0641a7db2e11b691fcb", kill_on_drop: false }`
[INFO] [stdout] 8015656f3c0517b3551eb5793056f5b548e69cf4f981b0641a7db2e11b691fcb