[INFO] cloning repository https://github.com/naftulikay/vw-cdc-emulator.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/naftulikay/vw-cdc-emulator.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaftulikay%2Fvw-cdc-emulator.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaftulikay%2Fvw-cdc-emulator.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f2f5b8dffd897b7a90a1928c5ef254209c65c12
[INFO] documenting naftulikay/vw-cdc-emulator.rs 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%2Fnaftulikay%2Fvw-cdc-emulator.rs" "/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/naftulikay/vw-cdc-emulator.rs 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/naftulikay/vw-cdc-emulator.rs
[INFO] finished tweaking git repo https://github.com/naftulikay/vw-cdc-emulator.rs
[INFO] tweaked toml for git repo https://github.com/naftulikay/vw-cdc-emulator.rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/naftulikay/vw-cdc-emulator.rs 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] 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] 53e69faf2d745560f527af0b1378957bcc15e0e16e71a14f63a5b0883f8a9abb
[INFO] running `Command { std: "docker" "start" "-a" "53e69faf2d745560f527af0b1378957bcc15e0e16e71a14f63a5b0883f8a9abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53e69faf2d745560f527af0b1378957bcc15e0e16e71a14f63a5b0883f8a9abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53e69faf2d745560f527af0b1378957bcc15e0e16e71a14f63a5b0883f8a9abb", kill_on_drop: false }`
[INFO] [stdout] 53e69faf2d745560f527af0b1378957bcc15e0e16e71a14f63a5b0883f8a9abb
[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] 2504254a5d6a61fa6e9d2a21a18d86bf28ef353e15205d7546b38fa5507d3ae9
[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" "2504254a5d6a61fa6e9d2a21a18d86bf28ef353e15205d7546b38fa5507d3ae9", kill_on_drop: false }`
[INFO] [stderr]  Documenting vwcdcemulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "2504254a5d6a61fa6e9d2a21a18d86bf28ef353e15205d7546b38fa5507d3ae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2504254a5d6a61fa6e9d2a21a18d86bf28ef353e15205d7546b38fa5507d3ae9", kill_on_drop: false }`
[INFO] [stdout] 2504254a5d6a61fa6e9d2a21a18d86bf28ef353e15205d7546b38fa5507d3ae9