[INFO] fetching crate foxglove-ws 0.2.2...
[INFO] testing foxglove-ws-0.2.2 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065
[INFO] extracting crate foxglove-ws 0.2.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate foxglove-ws 0.2.2
[INFO] finished tweaking crates.io crate foxglove-ws 0.2.2
[INFO] tweaked toml for crates.io crate foxglove-ws 0.2.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate foxglove-ws 0.2.2 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate foxglove-ws 0.2.2 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded data-encoding v2.4.0
[INFO] [stderr]   Downloaded multer v2.1.0
[INFO] [stderr]   Downloaded headers-core v0.2.0
[INFO] [stderr]   Downloaded termcolor v1.3.0
[INFO] [stderr]   Downloaded headers v0.3.9
[INFO] [stderr]   Downloaded warp v0.3.6
[INFO] [stderr]   Downloaded syn v2.0.37
[INFO] [stderr]   Downloaded rustix v0.38.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55fcc64634c3142699d6159971f1922e9a8c5e77e6f88c037a88b52db3cc0549
[INFO] running `Command { std: "docker" "start" "-a" "55fcc64634c3142699d6159971f1922e9a8c5e77e6f88c037a88b52db3cc0549", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55fcc64634c3142699d6159971f1922e9a8c5e77e6f88c037a88b52db3cc0549", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55fcc64634c3142699d6159971f1922e9a8c5e77e6f88c037a88b52db3cc0549", kill_on_drop: false }`
[INFO] [stdout] 55fcc64634c3142699d6159971f1922e9a8c5e77e6f88c037a88b52db3cc0549
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c5f7d972aaaf2cdc134e9d543cf6ec6eed1832a10991b42d4b02d6815bb3d49
[INFO] running `Command { std: "docker" "start" "-a" "0c5f7d972aaaf2cdc134e9d543cf6ec6eed1832a10991b42d4b02d6815bb3d49", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
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[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling socket2 v0.5.4
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling tracing-core v0.1.31
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling cpufeatures v0.2.9
[INFO] [stderr]    Compiling serde v1.0.188
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[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling multer v2.1.0
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[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
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[INFO] [stderr]    Compiling serde_json v1.0.107
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[INFO] [stderr]    Compiling h2 v0.3.21
[INFO] [stderr]    Compiling hyper v0.14.27
[INFO] [stderr]    Compiling warp v0.3.6
[INFO] [stderr]    Compiling foxglove-ws v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 45.60s
[INFO] running `Command { std: "docker" "inspect" "0c5f7d972aaaf2cdc134e9d543cf6ec6eed1832a10991b42d4b02d6815bb3d49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c5f7d972aaaf2cdc134e9d543cf6ec6eed1832a10991b42d4b02d6815bb3d49", kill_on_drop: false }`
[INFO] [stdout] 0c5f7d972aaaf2cdc134e9d543cf6ec6eed1832a10991b42d4b02d6815bb3d49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc7bd6b13369508cc9ee217c75d92f9d77eb74471f27ac5f578a32e7fdb2c106
[INFO] running `Command { std: "docker" "start" "-a" "cc7bd6b13369508cc9ee217c75d92f9d77eb74471f27ac5f578a32e7fdb2c106", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling rustix v0.38.15
[INFO] [stderr]    Compiling aho-corasick v1.1.1
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling bitflags v2.4.0
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[INFO] [stderr]    Compiling tungstenite v0.20.1
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[INFO] [stderr]    Compiling tokio-util v0.7.9
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[INFO] [stderr]    Compiling env_logger v0.10.0
[INFO] [stderr]    Compiling hyper v0.14.27
[INFO] [stderr]    Compiling warp v0.3.6
[INFO] [stderr]    Compiling foxglove-ws v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 27.57s
[INFO] running `Command { std: "docker" "inspect" "cc7bd6b13369508cc9ee217c75d92f9d77eb74471f27ac5f578a32e7fdb2c106", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc7bd6b13369508cc9ee217c75d92f9d77eb74471f27ac5f578a32e7fdb2c106", kill_on_drop: false }`
[INFO] [stdout] cc7bd6b13369508cc9ee217c75d92f9d77eb74471f27ac5f578a32e7fdb2c106
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c6ee566d8f6668e1561832dcb929e7c88cda078d823354f36aa658e2f6805a96
[INFO] running `Command { std: "docker" "start" "-a" "c6ee566d8f6668e1561832dcb929e7c88cda078d823354f36aa658e2f6805a96", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/foxglove_ws-a5f082a83bd09972)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests foxglove_ws
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/lib.rs - (line 13) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 13) stdout ----
[INFO] [stdout] error[E0277]: the `?` operator can only be used in an async block that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:42:15
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[tokio::main]
[INFO] [stdout]    | -------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 42 |         .await?;
[INFO] [stdout]    |               ^ cannot use the `?` operator in an async block that returns `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in an async block that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:46:44
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[tokio::main]
[INFO] [stdout]    | -------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 46 |             &build_string_message("Hello!")?,
[INFO] [stdout]    |                                            ^ cannot use the `?` operator in an async block that returns `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in an async block that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:48:15
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[tokio::main]
[INFO] [stdout]    | -------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 48 |         .await?;
[INFO] [stdout]    |               ^ cannot use the `?` operator in an async block that returns `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |   async fn main() -> anyhow::Result<()> {
[INFO] [stdout]    |                      ------------------ expected `Result<(), anyhow::Error>` because of return type
[INFO] [stdout] ...
[INFO] [stdout] 43 | /     channel
[INFO] [stdout] 44 | |         .send(
[INFO] [stdout] 45 | |             SystemTime::now().elapsed().unwrap().as_nanos() as u64,
[INFO] [stdout] 46 | |             &build_string_message("Hello!")?,
[INFO] [stdout] 47 | |         )
[INFO] [stdout] 48 | |         .await?;
[INFO] [stdout]    | |________________^ expected `Result<(), Error>`, found `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected enum `Result<(), anyhow::Error>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] help: try adding an expression at the end of the block
[INFO] [stdout]    |
[INFO] [stdout] 48 ~         .await?;;
[INFO] [stdout] 49 +     Ok(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 13)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c6ee566d8f6668e1561832dcb929e7c88cda078d823354f36aa658e2f6805a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6ee566d8f6668e1561832dcb929e7c88cda078d823354f36aa658e2f6805a96", kill_on_drop: false }`
[INFO] [stdout] c6ee566d8f6668e1561832dcb929e7c88cda078d823354f36aa658e2f6805a96
