[INFO] cloning repository https://github.com/dmweis/hopper_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmweis/hopper_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmweis%2Fhopper_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmweis%2Fhopper_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 415f413bfed0884ef317033bc73c2a283b0f7578
[INFO] documenting dmweis/hopper_rust 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%2Fdmweis%2Fhopper_rust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dmweis/hopper_rust 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/dmweis/hopper_rust
[INFO] finished tweaking git repo https://github.com/dmweis/hopper_rust
[INFO] tweaked toml for git repo https://github.com/dmweis/hopper_rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/dmweis/hopper_rust 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]     Updating git repository `https://github.com/dmweis/dynamixel_driver`
[INFO] [stderr]     Updating git repository `https://github.com/dmweis/looprate`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simplelog v0.7.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 4046adf523663e465c013d8d1b5caccc5091838f430f7cccdb47654b26304108
[INFO] running `Command { std: "docker" "start" "-a" "4046adf523663e465c013d8d1b5caccc5091838f430f7cccdb47654b26304108", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4046adf523663e465c013d8d1b5caccc5091838f430f7cccdb47654b26304108", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4046adf523663e465c013d8d1b5caccc5091838f430f7cccdb47654b26304108", kill_on_drop: false }`
[INFO] [stdout] 4046adf523663e465c013d8d1b5caccc5091838f430f7cccdb47654b26304108
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 21049d6da613293c8684b124cd4c49de96c66109371aeac96842a56f7f6a2f03
[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" "21049d6da613293c8684b124cd4c49de96c66109371aeac96842a56f7f6a2f03", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking looprate v0.1.0 (https://github.com/dmweis/looprate#106cfdbc)
[INFO] [stderr]     Checking mint v0.5.5
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking simplelog v0.7.6
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking webpki v0.19.1
[INFO] [stderr]     Checking sct v0.5.0
[INFO] [stderr]     Checking rustls v0.15.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling derive_more v0.13.0
[INFO] [stderr]     Checking serialport v3.3.0
[INFO] [stderr]     Checking dynamixel_driver v0.1.0 (https://github.com/dmweis/dynamixel_driver#927ad196)
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking tokio-rustls v0.9.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking mqtt311 v0.2.0
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking jsonwebtoken v6.0.1
[INFO] [stderr]     Checking rumqtt v0.31.0
[INFO] [stderr]  Documenting hopper_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `Command { std: "docker" "inspect" "21049d6da613293c8684b124cd4c49de96c66109371aeac96842a56f7f6a2f03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21049d6da613293c8684b124cd4c49de96c66109371aeac96842a56f7f6a2f03", kill_on_drop: false }`
[INFO] [stdout] 21049d6da613293c8684b124cd4c49de96c66109371aeac96842a56f7f6a2f03