[INFO] fetching crate tcp-echo 0.1.2...
[INFO] checking tcp-echo-0.1.2 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[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 a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8904cc696738d6ec67d25cedcaf8c399eda5ff6f1b63d0618534b0ec0b0c341f
[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" "8904cc696738d6ec67d25cedcaf8c399eda5ff6f1b63d0618534b0ec0b0c341f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8904cc696738d6ec67d25cedcaf8c399eda5ff6f1b63d0618534b0ec0b0c341f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8904cc696738d6ec67d25cedcaf8c399eda5ff6f1b63d0618534b0ec0b0c341f", kill_on_drop: false }`
[INFO] [stdout] 8904cc696738d6ec67d25cedcaf8c399eda5ff6f1b63d0618534b0ec0b0c341f
[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" "RUSTFLAGS=--cap-lints=forbid" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 073eb631152e9f43a595e4a10a6be1a2c8c77adc1e3a3d0d7cd82fc1dbb0b17f
[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" "073eb631152e9f43a595e4a10a6be1a2c8c77adc1e3a3d0d7cd82fc1dbb0b17f", 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 lossyq v0.1.19
[INFO] [stderr]     Checking acto-rs v0.3.9
[INFO] [stderr]     Checking 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, &mut actors::Sender<actors::Message<u64>>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]              found fn pointer `fn(&mut 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 ReadBytes, &mut actors::Sender<actors::Message<u64>>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]              found fn pointer `fn(&mut 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, &mut actors::ChannelWrapper<u64>, &mut actors::Sender<actors::Message<u64>>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]               found fn pointer `fn(&mut 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 HandleParsed, &mut actors::ChannelWrapper<u64>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]              found fn pointer `fn(&mut HandleParsed, &mut actors::ChannelWrapper<u64>) -> actors::Schedule`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]   --> src/main.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |   let _source_id = sched.add_task(source_task).unwrap();
[INFO] [stdout]    |                          ^^^^^^^^ ----------- supplied 1 argument
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          expected 2 arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]   --> src/main.rs:33:24
[INFO] [stdout]    |
[INFO] [stdout] 33 |   let _sink_id = sched.add_task(sink_task);
[INFO] [stdout]    |                        ^^^^^^^^ --------- supplied 1 argument
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        expected 2 arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0053, E0061.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0053`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tcp-echo`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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, &mut actors::Sender<actors::Message<u64>>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]              found fn pointer `fn(&mut 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 ReadBytes, &mut actors::Sender<actors::Message<u64>>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]              found fn pointer `fn(&mut 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, &mut actors::ChannelWrapper<u64>, &mut actors::Sender<actors::Message<u64>>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]               found fn pointer `fn(&mut 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 HandleParsed, &mut actors::ChannelWrapper<u64>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]              found fn pointer `fn(&mut HandleParsed, &mut actors::ChannelWrapper<u64>) -> actors::Schedule`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]   --> src/main.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |   let _source_id = sched.add_task(source_task).unwrap();
[INFO] [stdout]    |                          ^^^^^^^^ ----------- supplied 1 argument
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          expected 2 arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]   --> src/main.rs:33:24
[INFO] [stdout]    |
[INFO] [stdout] 33 |   let _sink_id = sched.add_task(sink_task);
[INFO] [stdout]    |                        ^^^^^^^^ --------- supplied 1 argument
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        expected 2 arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0053, E0061.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0053`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "073eb631152e9f43a595e4a10a6be1a2c8c77adc1e3a3d0d7cd82fc1dbb0b17f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "073eb631152e9f43a595e4a10a6be1a2c8c77adc1e3a3d0d7cd82fc1dbb0b17f", kill_on_drop: false }`
[INFO] [stdout] 073eb631152e9f43a595e4a10a6be1a2c8c77adc1e3a3d0d7cd82fc1dbb0b17f