[INFO] fetching crate tcp-echo 0.1.2...
[INFO] documenting tcp-echo-0.1.2 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate tcp-echo 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tcp-echo 0.1.2 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tcp-echo 0.1.2
[INFO] finished tweaking crates.io crate tcp-echo 0.1.2
[INFO] tweaked toml for crates.io crate tcp-echo 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eef864350c86d60faa298b3bf909226df2c4e040fca065ad61a4a4a2ef522665
[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" "eef864350c86d60faa298b3bf909226df2c4e040fca065ad61a4a4a2ef522665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eef864350c86d60faa298b3bf909226df2c4e040fca065ad61a4a4a2ef522665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eef864350c86d60faa298b3bf909226df2c4e040fca065ad61a4a4a2ef522665", kill_on_drop: false }`
[INFO] [stdout] eef864350c86d60faa298b3bf909226df2c4e040fca065ad61a4a4a2ef522665
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96c945864458cab11d484f221d143af5682a8ae1d97fc3e22bf2ea95dd371e8f
[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" "96c945864458cab11d484f221d143af5682a8ae1d97fc3e22bf2ea95dd371e8f", kill_on_drop: false }`
[INFO] [stderr]     Checking lossyq v0.1.19
[INFO] [stderr]     Checking acto-rs v0.3.9
[INFO] [stderr]  Documenting tcp-echo v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0053]: method `process` has an incompatible type for trait
[INFO] [stdout]  --> src/placeholder.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 9 |   fn process(&mut self, _output: &mut Sender<Message<Self::OutputType>>) -> Schedule {
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `std::result::Result`, found enum `actors::Schedule`
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected fn pointer `fn(&mut placeholder::Placeholder, &mut actors::Sender<actors::Message<u64>>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]              found fn pointer `fn(&mut placeholder::Placeholder, &mut actors::Sender<actors::Message<u64>>) -> actors::Schedule`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `process` has an incompatible type for trait
[INFO] [stdout]  --> src/read_bytes.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 |   fn process(&mut self, _output: &mut Sender<Message<Self::OutputType>>) -> Schedule {
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `std::result::Result`, found enum `actors::Schedule`
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected fn pointer `fn(&mut read_bytes::ReadBytes, &mut actors::Sender<actors::Message<u64>>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]              found fn pointer `fn(&mut read_bytes::ReadBytes, &mut actors::Sender<actors::Message<u64>>) -> actors::Schedule`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `process` has an incompatible type for trait
[INFO] [stdout]   --> src/parser.rs:9:3
[INFO] [stdout]    |
[INFO] [stdout] 9  | /   fn process(
[INFO] [stdout] 10 | |     &mut self,
[INFO] [stdout] 11 | |     _input:   &mut ChannelWrapper<Self::InputType>,
[INFO] [stdout] 12 | |     _output:  &mut Sender<Message<Self::OutputType>>) -> Schedule
[INFO] [stdout] 13 | |   {
[INFO] [stdout] 14 | |     Schedule::Loop
[INFO] [stdout] 15 | |   }
[INFO] [stdout]    | |___^ expected enum `std::result::Result`, found enum `actors::Schedule`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected fn pointer `fn(&mut parser::Parser, &mut actors::ChannelWrapper<u64>, &mut actors::Sender<actors::Message<u64>>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]               found fn pointer `fn(&mut parser::Parser, &mut actors::ChannelWrapper<u64>, &mut actors::Sender<actors::Message<u64>>) -> actors::Schedule`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `process` has an incompatible type for trait
[INFO] [stdout]  --> src/handle_parsed.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 |   fn process(&mut self, input: &mut ChannelWrapper<Self::InputType>) -> Schedule {
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `std::result::Result`, found enum `actors::Schedule`
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected fn pointer `fn(&mut handle_parsed::HandleParsed, &mut actors::ChannelWrapper<u64>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]              found fn pointer `fn(&mut handle_parsed::HandleParsed, &mut actors::ChannelWrapper<u64>) -> actors::Schedule`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0053`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `tcp-echo`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name tcp_echo src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern acto_rs=/opt/rustwide/target/debug/deps/libacto_rs-262132121ab68627.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-b5ccd54c90bb9b6d.rmeta --cap-lints=warn --crate-version 0.1.2` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "96c945864458cab11d484f221d143af5682a8ae1d97fc3e22bf2ea95dd371e8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96c945864458cab11d484f221d143af5682a8ae1d97fc3e22bf2ea95dd371e8f", kill_on_drop: false }`
[INFO] [stdout] 96c945864458cab11d484f221d143af5682a8ae1d97fc3e22bf2ea95dd371e8f
