[INFO] cloning repository https://github.com/itsmontoya/tokio_learning [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/itsmontoya/tokio_learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitsmontoya%2Ftokio_learning", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitsmontoya%2Ftokio_learning'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1ef2f192055ffb041d21a0f4b29151fc24d1d3a4 [INFO] documenting itsmontoya/tokio_learning 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%2Fitsmontoya%2Ftokio_learning" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/itsmontoya/tokio_learning 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/itsmontoya/tokio_learning [INFO] finished tweaking git repo https://github.com/itsmontoya/tokio_learning [INFO] tweaked toml for git repo https://github.com/itsmontoya/tokio_learning written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/itsmontoya/tokio_learning 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c5cf04284f9e0e37fb0f47ac36e18143023b7875e6b896ced507bea83615bd80 [INFO] running `Command { std: "docker" "start" "-a" "c5cf04284f9e0e37fb0f47ac36e18143023b7875e6b896ced507bea83615bd80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c5cf04284f9e0e37fb0f47ac36e18143023b7875e6b896ced507bea83615bd80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5cf04284f9e0e37fb0f47ac36e18143023b7875e6b896ced507bea83615bd80", kill_on_drop: false }` [INFO] [stdout] c5cf04284f9e0e37fb0f47ac36e18143023b7875e6b896ced507bea83615bd80 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3d59f05c46a1dc3f3e63bc6748e81e86c080a5d3d85ea86ce4d030337d8f1e8c [INFO] running `Command { std: "docker" "start" "-a" "3d59f05c46a1dc3f3e63bc6748e81e86c080a5d3d85ea86ce4d030337d8f1e8c", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.22 [INFO] [stderr] Checking cfg-if v0.1.0 [INFO] [stderr] Checking log v0.3.7 [INFO] [stderr] Checking lazycell v0.4.0 [INFO] [stderr] Checking futures v0.1.13 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Checking iovec v0.1.0 [INFO] [stderr] Checking net2 v0.2.27 [INFO] [stderr] Checking bytes v0.4.2 [INFO] [stderr] Checking mio v0.6.7 [INFO] [stderr] Checking tokio-io v0.1.1 [INFO] [stderr] Checking tokio-core v0.1.6 [INFO] [stderr] Documenting helloWorld v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `handleIncoming` should have a snake case name [INFO] [stdout] --> src/main.rs:86:4 [INFO] [stdout] | [INFO] [stdout] 86 | fn handleIncoming(socket: tokio_core::net::TcpStream, addr: std::net::SocketAddr) -> Box