[INFO] fetching crate antimony 0.0.1... [INFO] documenting antimony-0.0.1 against beta-2020-08-29 for beta-1.47-rustdoc-1 [INFO] extracting crate antimony 0.0.1 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate antimony 0.0.1 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 crates.io crate antimony 0.0.1 [INFO] finished tweaking crates.io crate antimony 0.0.1 [INFO] tweaked toml for crates.io crate antimony 0.0.1 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [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] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 59f517ce57f21c3fffda12cafa8476e9ffb365f355aba6c7a332518aaea98a80 [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" "59f517ce57f21c3fffda12cafa8476e9ffb365f355aba6c7a332518aaea98a80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59f517ce57f21c3fffda12cafa8476e9ffb365f355aba6c7a332518aaea98a80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59f517ce57f21c3fffda12cafa8476e9ffb365f355aba6c7a332518aaea98a80", kill_on_drop: false }` [INFO] [stdout] 59f517ce57f21c3fffda12cafa8476e9ffb365f355aba6c7a332518aaea98a80 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] e9fe73bb341d2adfe13dda2f29d1a18f37a36c4b3fb1ff05896844c8a0358c00 [INFO] running `Command { std: "docker" "start" "-a" "e9fe73bb341d2adfe13dda2f29d1a18f37a36c4b3fb1ff05896844c8a0358c00", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Checking tokio-uds v0.1.7 [INFO] [stderr] Documenting antimony v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/components/mod.rs:28:61 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn from_tcp(stream: TcpStream) -> Box> { [INFO] [stdout] | ^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/components/mod.rs:39:91 [INFO] [stdout] | [INFO] [stdout] 39 | ...tream>) -> Box)), Error = std::io::Error > + Send>{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/components/mod.rs:50:67 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn to_uds(&self, stream: UnixStream) -> Box + Send> { [INFO] [stdout] | ^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/components/mod.rs:54:97 [INFO] [stdout] | [INFO] [stdout] 54 | ...nixStream>) -> Box), Error = std::io::Error > + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.03s [INFO] running `Command { std: "docker" "inspect" "e9fe73bb341d2adfe13dda2f29d1a18f37a36c4b3fb1ff05896844c8a0358c00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9fe73bb341d2adfe13dda2f29d1a18f37a36c4b3fb1ff05896844c8a0358c00", kill_on_drop: false }` [INFO] [stdout] e9fe73bb341d2adfe13dda2f29d1a18f37a36c4b3fb1ff05896844c8a0358c00