[INFO] fetching crate crossbus-derive 0.0.2-a...
[INFO] testing crossbus-derive-0.0.2-a against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate crossbus-derive 0.0.2-a into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate crossbus-derive 0.0.2-a
[INFO] finished tweaking crates.io crate crossbus-derive 0.0.2-a
[INFO] tweaked toml for crates.io crate crossbus-derive 0.0.2-a written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate crossbus-derive 0.0.2-a on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 645bdae5b3d7e9e0a120931ca2236753b9dc82551c8b02cbe4ae0137f16af3d2
[INFO] running `Command { std: "docker" "start" "-a" "645bdae5b3d7e9e0a120931ca2236753b9dc82551c8b02cbe4ae0137f16af3d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "645bdae5b3d7e9e0a120931ca2236753b9dc82551c8b02cbe4ae0137f16af3d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "645bdae5b3d7e9e0a120931ca2236753b9dc82551c8b02cbe4ae0137f16af3d2", kill_on_drop: false }`
[INFO] [stdout] 645bdae5b3d7e9e0a120931ca2236753b9dc82551c8b02cbe4ae0137f16af3d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9de0544e1dc03c4430503763e9509a999418c67731b9c67dbf2dd630876022d
[INFO] running `Command { std: "docker" "start" "-a" "c9de0544e1dc03c4430503763e9509a999418c67731b9c67dbf2dd630876022d", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbus-derive v0.0.2-a (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | /     stream
[INFO] [stdout] 11 | |         .into_iter()
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |             ControlFlow::Continue(())
[INFO] [stdout] 23 | |         });
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let _ = stream
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]   --> src/lib.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | /     stream
[INFO] [stdout] 58 | |         .into_iter()
[INFO] [stdout] ...  |
[INFO] [stdout] 69 | |             ControlFlow::Continue(())
[INFO] [stdout] 70 | |         });
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let _ = stream
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "c9de0544e1dc03c4430503763e9509a999418c67731b9c67dbf2dd630876022d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9de0544e1dc03c4430503763e9509a999418c67731b9c67dbf2dd630876022d", kill_on_drop: false }`
[INFO] [stdout] c9de0544e1dc03c4430503763e9509a999418c67731b9c67dbf2dd630876022d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3deb117817327d364d3e93b46b3d888888d3728841f27d0dca15a8c46fe672e
[INFO] running `Command { std: "docker" "start" "-a" "d3deb117817327d364d3e93b46b3d888888d3728841f27d0dca15a8c46fe672e", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbus-derive v0.0.2-a (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | /     stream
[INFO] [stdout] 11 | |         .into_iter()
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |             ControlFlow::Continue(())
[INFO] [stdout] 23 | |         });
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let _ = stream
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]   --> src/lib.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | /     stream
[INFO] [stdout] 58 | |         .into_iter()
[INFO] [stdout] ...  |
[INFO] [stdout] 69 | |             ControlFlow::Continue(())
[INFO] [stdout] 70 | |         });
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let _ = stream
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | /     stream
[INFO] [stdout] 11 | |         .into_iter()
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |             ControlFlow::Continue(())
[INFO] [stdout] 23 | |         });
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let _ = stream
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]   --> src/lib.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | /     stream
[INFO] [stdout] 58 | |         .into_iter()
[INFO] [stdout] ...  |
[INFO] [stdout] 69 | |             ControlFlow::Continue(())
[INFO] [stdout] 70 | |         });
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let _ = stream
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "d3deb117817327d364d3e93b46b3d888888d3728841f27d0dca15a8c46fe672e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3deb117817327d364d3e93b46b3d888888d3728841f27d0dca15a8c46fe672e", kill_on_drop: false }`
[INFO] [stdout] d3deb117817327d364d3e93b46b3d888888d3728841f27d0dca15a8c46fe672e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e11a3d034ad88ccf396e8ce41e9f69c329a068249cb5be607f201ed4ffec71b8
[INFO] running `Command { std: "docker" "start" "-a" "e11a3d034ad88ccf396e8ce41e9f69c329a068249cb5be607f201ed4ffec71b8", kill_on_drop: false }`
[INFO] [stderr] warning: unused `ControlFlow` that must be used
[INFO] [stderr]   --> src/lib.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | /     stream
[INFO] [stderr] 11 | |         .into_iter()
[INFO] [stderr] ...  |
[INFO] [stderr] 22 | |             ControlFlow::Continue(())
[INFO] [stderr] 23 | |         });
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let _ = stream
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `ControlFlow` that must be used
[INFO] [stderr]   --> src/lib.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 | /     stream
[INFO] [stderr] 58 | |         .into_iter()
[INFO] [stderr] ...  |
[INFO] [stderr] 69 | |             ControlFlow::Continue(())
[INFO] [stderr] 70 | |         });
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let _ = stream
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `crossbus-derive` (lib) generated 2 warnings
[INFO] [stderr] warning: `crossbus-derive` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/crossbus_derive-58ee3bd5921cd1e9)
[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 crossbus_derive
[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] running `Command { std: "docker" "inspect" "e11a3d034ad88ccf396e8ce41e9f69c329a068249cb5be607f201ed4ffec71b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e11a3d034ad88ccf396e8ce41e9f69c329a068249cb5be607f201ed4ffec71b8", kill_on_drop: false }`
[INFO] [stdout] e11a3d034ad88ccf396e8ce41e9f69c329a068249cb5be607f201ed4ffec71b8