[INFO] fetching crate tcp-echo 0.1.2...
[INFO] documenting tcp-echo-0.1.2 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate tcp-echo 0.1.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate tcp-echo 0.1.2 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lossyq v0.1.19
[INFO] [stderr]   Downloaded acto-rs v0.3.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ce128c9cf6db592d5bb9bde2c141ad31e2b51c3041ef13523ce468ac1d238b5
[INFO] running `Command { std: "docker" "start" "-a" "7ce128c9cf6db592d5bb9bde2c141ad31e2b51c3041ef13523ce468ac1d238b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ce128c9cf6db592d5bb9bde2c141ad31e2b51c3041ef13523ce468ac1d238b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ce128c9cf6db592d5bb9bde2c141ad31e2b51c3041ef13523ce468ac1d238b5", kill_on_drop: false }`
[INFO] [stdout] 7ce128c9cf6db592d5bb9bde2c141ad31e2b51c3041ef13523ce468ac1d238b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b4886218ac07e4cb0fa34f6d975dd037a562795117458e51d0fe6cf9227b8a8
[INFO] running `Command { std: "docker" "start" "-a" "5b4886218ac07e4cb0fa34f6d975dd037a562795117458e51d0fe6cf9227b8a8", kill_on_drop: false }`
[INFO] [stderr]     Checking lossyq v0.1.19
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking acto-rs v0.3.9
[INFO] [stderr]     Checking mio v0.6.23
[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:9:77
[INFO] [stdout]   |
[INFO] [stdout] 9 |   fn process(&mut self, _output: &mut Sender<Message<Self::OutputType>>) -> Schedule {
[INFO] [stdout]   |                                                                             ^^^^^^^^
[INFO] [stdout]   |                                                                             |
[INFO] [stdout]   |                                                                             expected `Result<(), &str>`, found `actors::Schedule`
[INFO] [stdout]   |                                                                             help: change the output type to match the trait: `std::result::Result<(), &'static str>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected signature `fn(&mut placeholder::Placeholder, &mut actors::Sender<actors::Message<u64>>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]              found signature `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:8:77
[INFO] [stdout]   |
[INFO] [stdout] 8 |   fn process(&mut self, _output: &mut Sender<Message<Self::OutputType>>) -> Schedule {
[INFO] [stdout]   |                                                                             ^^^^^^^^
[INFO] [stdout]   |                                                                             |
[INFO] [stdout]   |                                                                             expected `Result<(), &str>`, found `actors::Schedule`
[INFO] [stdout]   |                                                                             help: change the output type to match the trait: `std::result::Result<(), &'static str>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected signature `fn(&mut read_bytes::ReadBytes, &mut actors::Sender<actors::Message<u64>>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]              found signature `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:12:58
[INFO] [stdout]    |
[INFO] [stdout] 12 |     _output:  &mut Sender<Message<Self::OutputType>>) -> Schedule
[INFO] [stdout]    |                                                          ^^^^^^^^
[INFO] [stdout]    |                                                          |
[INFO] [stdout]    |                                                          expected `Result<(), &str>`, found `actors::Schedule`
[INFO] [stdout]    |                                                          help: change the output type to match the trait: `std::result::Result<(), &'static str>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected signature `fn(&mut parser::Parser, &mut actors::ChannelWrapper<u64>, &mut actors::Sender<actors::Message<u64>>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]               found signature `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:8:73
[INFO] [stdout]   |
[INFO] [stdout] 8 |   fn process(&mut self, input: &mut ChannelWrapper<Self::InputType>) -> Schedule {
[INFO] [stdout]   |                                                                         ^^^^^^^^
[INFO] [stdout]   |                                                                         |
[INFO] [stdout]   |                                                                         expected `Result<(), &str>`, found `actors::Schedule`
[INFO] [stdout]   |                                                                         help: change the output type to match the trait: `std::result::Result<(), &'static str>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected signature `fn(&mut handle_parsed::HandleParsed, &mut actors::ChannelWrapper<u64>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]              found signature `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: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --crate-type bin --crate-name tcp_echo src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=c052e7b06300104e -L dependency=/opt/rustwide/target/debug/deps --extern acto_rs=/opt/rustwide/target/debug/deps/libacto_rs-04a5351a707455e2.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-8139a57de1fb4279.rmeta --cap-lints=warn --crate-version 0.1.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "5b4886218ac07e4cb0fa34f6d975dd037a562795117458e51d0fe6cf9227b8a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b4886218ac07e4cb0fa34f6d975dd037a562795117458e51d0fe6cf9227b8a8", kill_on_drop: false }`
[INFO] [stdout] 5b4886218ac07e4cb0fa34f6d975dd037a562795117458e51d0fe6cf9227b8a8
[INFO] documenting tcp-echo-0.1.2 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate tcp-echo 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate tcp-echo 0.1.2 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b315fbc8a7ec6c5be9efcc95aa5dcb330798dbaeb9e49b98d060aa6179562694
[INFO] running `Command { std: "docker" "start" "-a" "b315fbc8a7ec6c5be9efcc95aa5dcb330798dbaeb9e49b98d060aa6179562694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b315fbc8a7ec6c5be9efcc95aa5dcb330798dbaeb9e49b98d060aa6179562694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b315fbc8a7ec6c5be9efcc95aa5dcb330798dbaeb9e49b98d060aa6179562694", kill_on_drop: false }`
[INFO] [stdout] b315fbc8a7ec6c5be9efcc95aa5dcb330798dbaeb9e49b98d060aa6179562694
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3cc76e14153558d6077430a7818c422d29b16868ba04703c35fd3fb1d4328c3
[INFO] running `Command { std: "docker" "start" "-a" "b3cc76e14153558d6077430a7818c422d29b16868ba04703c35fd3fb1d4328c3", kill_on_drop: false }`
[INFO] [stderr]     Checking lossyq v0.1.19
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking acto-rs v0.3.9
[INFO] [stderr]     Checking mio v0.6.23
[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:9:77
[INFO] [stdout]   |
[INFO] [stdout] 9 |   fn process(&mut self, _output: &mut Sender<Message<Self::OutputType>>) -> Schedule {
[INFO] [stdout]   |                                                                             ^^^^^^^^
[INFO] [stdout]   |                                                                             |
[INFO] [stdout]   |                                                                             expected `Result<(), &str>`, found `actors::Schedule`
[INFO] [stdout]   |                                                                             help: change the output type to match the trait: `std::result::Result<(), &'static str>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected signature `fn(&mut placeholder::Placeholder, &mut actors::Sender<_>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]              found signature `fn(&mut placeholder::Placeholder, &mut actors::Sender<_>) -> actors::Schedule`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `process` has an incompatible type for trait
[INFO] [stdout]  --> src/read_bytes.rs:8:77
[INFO] [stdout]   |
[INFO] [stdout] 8 |   fn process(&mut self, _output: &mut Sender<Message<Self::OutputType>>) -> Schedule {
[INFO] [stdout]   |                                                                             ^^^^^^^^
[INFO] [stdout]   |                                                                             |
[INFO] [stdout]   |                                                                             expected `Result<(), &str>`, found `actors::Schedule`
[INFO] [stdout]   |                                                                             help: change the output type to match the trait: `std::result::Result<(), &'static str>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected signature `fn(&mut read_bytes::ReadBytes, &mut actors::Sender<_>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]              found signature `fn(&mut read_bytes::ReadBytes, &mut actors::Sender<_>) -> actors::Schedule`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `process` has an incompatible type for trait
[INFO] [stdout]   --> src/parser.rs:12:58
[INFO] [stdout]    |
[INFO] [stdout] 12 |     _output:  &mut Sender<Message<Self::OutputType>>) -> Schedule
[INFO] [stdout]    |                                                          ^^^^^^^^
[INFO] [stdout]    |                                                          |
[INFO] [stdout]    |                                                          expected `Result<(), &str>`, found `actors::Schedule`
[INFO] [stdout]    |                                                          help: change the output type to match the trait: `std::result::Result<(), &'static str>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected signature `fn(&mut parser::Parser, &mut actors::ChannelWrapper<_>, &mut actors::Sender<_>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]               found signature `fn(&mut parser::Parser, &mut actors::ChannelWrapper<_>, &mut actors::Sender<_>) -> actors::Schedule`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `process` has an incompatible type for trait
[INFO] [stdout]  --> src/handle_parsed.rs:8:73
[INFO] [stdout]   |
[INFO] [stdout] 8 |   fn process(&mut self, input: &mut ChannelWrapper<Self::InputType>) -> Schedule {
[INFO] [stdout]   |                                                                         ^^^^^^^^
[INFO] [stdout]   |                                                                         |
[INFO] [stdout]   |                                                                         expected `Result<(), &str>`, found `actors::Schedule`
[INFO] [stdout]   |                                                                         help: change the output type to match the trait: `std::result::Result<(), &'static str>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected signature `fn(&mut handle_parsed::HandleParsed, &mut actors::ChannelWrapper<_>) -> std::result::Result<(), &'static str>`
[INFO] [stdout]              found signature `fn(&mut handle_parsed::HandleParsed, &mut actors::ChannelWrapper<_>) -> 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: `/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/bin/rustdoc --crate-type bin --crate-name tcp_echo src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=e0b30948558cf1bf -L dependency=/opt/rustwide/target/debug/deps --extern acto_rs=/opt/rustwide/target/debug/deps/libacto_rs-783c69b1ab9f5eda.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-effc37d0fc79433d.rmeta --cap-lints=warn --crate-version 0.1.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b3cc76e14153558d6077430a7818c422d29b16868ba04703c35fd3fb1d4328c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3cc76e14153558d6077430a7818c422d29b16868ba04703c35fd3fb1d4328c3", kill_on_drop: false }`
[INFO] [stdout] b3cc76e14153558d6077430a7818c422d29b16868ba04703c35fd3fb1d4328c3
