[INFO] fetching crate wrpc-transport 0.29.0...
[INFO] checking wrpc-transport-0.29.0 against 8773d2c75a8e90130dcce745a7ec4e66bb9963db+rustflags=-Aunfulfilled-lint-expectations for pr-163637
[INFO] extracting crate wrpc-transport 0.29.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate wrpc-transport 0.29.0
[INFO] finished tweaking crates.io crate wrpc-transport 0.29.0
[INFO] tweaked toml for crates.io crate wrpc-transport 0.29.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wrpc-transport 0.29.0 on toolchain 8773d2c75a8e90130dcce745a7ec4e66bb9963db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8773d2c75a8e90130dcce745a7ec4e66bb9963db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wrpc-transport 0.29.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8773d2c75a8e90130dcce745a7ec4e66bb9963db" "fetch" "--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-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 76e1cde727729fb5cf487bae8b2faad2e7b28760625a811217c65bccca451802
[INFO] running `Command { std: "docker" "start" "76e1cde727729fb5cf487bae8b2faad2e7b28760625a811217c65bccca451802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76e1cde727729fb5cf487bae8b2faad2e7b28760625a811217c65bccca451802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "76e1cde727729fb5cf487bae8b2faad2e7b28760625a811217c65bccca451802" "/opt/rustwide/cargo-home/bin/cargo" "+8773d2c75a8e90130dcce745a7ec4e66bb9963db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76e1cde727729fb5cf487bae8b2faad2e7b28760625a811217c65bccca451802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Aunfulfilled-lint-expectations" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "76e1cde727729fb5cf487bae8b2faad2e7b28760625a811217c65bccca451802" "/opt/rustwide/cargo-home/bin/cargo" "+8773d2c75a8e90130dcce745a7ec4e66bb9963db" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking log v0.4.30
[INFO] [stderr]     Checking memchr v2.8.1
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]     Checking anstream v1.0.0
[INFO] [stderr]     Checking socket2 v0.6.4
[INFO] [stderr]     Checking mio v1.2.1
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling test-log-core v0.2.21
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking env_filter v1.0.1
[INFO] [stderr]    Compiling test-log-macros v0.2.21
[INFO] [stderr]     Checking env_logger v0.11.10
[INFO] [stderr]     Checking tokio v1.52.3
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]     Checking test-log v0.2.21
[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stderr]     Checking tokio-util v0.7.18
[INFO] [stderr]     Checking tokio-stream v0.1.18
[INFO] [stderr]     Checking leb128-tokio v0.1.6
[INFO] [stderr]     Checking utf8-tokio v0.2.1
[INFO] [stderr]     Checking wasm-tokio v0.6.0
[INFO] [stderr]     Checking wrpc-transport v0.29.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0271]: type mismatch resolving `<Result<(), Error> as Try>::Residual == Result<!, <C as Decoder>::Error>`
[INFO] [stdout]     --> src/value.rs:2106:25
[INFO] [stdout]      |
[INFO] [stdout] 2106 |                         res??;
[INFO] [stdout]      |                         ^^^^^ expected `Result<!, <C as Decoder>::Error>`, found `Result<!, Error>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected enum `Result<_, <C as tokio_util::codec::Decoder>::Error>`
[INFO] [stdout]                 found enum `Result<_, std::io::Error>`
[INFO] [stdout]      = help: consider constraining the associated type `<C as tokio_util::codec::Decoder>::Error` to `std::io::Error`
[INFO] [stdout]      = note: for more information, visit https://doc.rust-lang.org/book/ch19-03-advanced-traits.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<Result<(), Error> as Try>::Residual == Result<!, <C as Decoder>::Error>`
[INFO] [stdout]     --> src/value.rs:2106:25
[INFO] [stdout]      |
[INFO] [stdout] 2106 |                         res??;
[INFO] [stdout]      |                         ^^^^^ expected `Result<!, <C as Decoder>::Error>`, found `Result<!, Error>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected enum `Result<_, <C as tokio_util::codec::Decoder>::Error>`
[INFO] [stdout]                 found enum `Result<_, std::io::Error>`
[INFO] [stdout]      = help: consider constraining the associated type `<C as tokio_util::codec::Decoder>::Error` to `std::io::Error`
[INFO] [stdout]      = note: for more information, visit https://doc.rust-lang.org/book/ch19-03-advanced-traits.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryStreamExt`
[INFO] [stdout]    --> src/serve.rs:148:43
[INFO] [stdout]     |
[INFO] [stdout] 148 |     use futures::{stream, StreamExt as _, TryStreamExt as _};
[INFO] [stdout]     |                                           ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wrpc-transport` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wrpc-transport` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "76e1cde727729fb5cf487bae8b2faad2e7b28760625a811217c65bccca451802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76e1cde727729fb5cf487bae8b2faad2e7b28760625a811217c65bccca451802", kill_on_drop: false }`
[INFO] [stdout] 76e1cde727729fb5cf487bae8b2faad2e7b28760625a811217c65bccca451802