[INFO] fetching crate signalbus 0.1.0...
[INFO] testing signalbus-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate signalbus 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate signalbus 0.1.0
[INFO] finished tweaking crates.io crate signalbus 0.1.0
[INFO] tweaked toml for crates.io crate signalbus 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate signalbus 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate signalbus 0.1.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4e9d721308953928d0fb72c720ad11e4ebee76e65d35b75780bb68cf49ab6e1
[INFO] running `Command { std: "docker" "start" "-a" "d4e9d721308953928d0fb72c720ad11e4ebee76e65d35b75780bb68cf49ab6e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4e9d721308953928d0fb72c720ad11e4ebee76e65d35b75780bb68cf49ab6e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4e9d721308953928d0fb72c720ad11e4ebee76e65d35b75780bb68cf49ab6e1", kill_on_drop: false }`
[INFO] [stdout] d4e9d721308953928d0fb72c720ad11e4ebee76e65d35b75780bb68cf49ab6e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90efafd7a1976c9423c1f99a03ad24e31a00625ea78dcc0a9de8be85f4d84343
[INFO] running `Command { std: "docker" "start" "-a" "90efafd7a1976c9423c1f99a03ad24e31a00625ea78dcc0a9de8be85f4d84343", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling dirs v6.0.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling clap_builder v4.5.49
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling clap v4.5.49
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling signalbus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `AuthRequest` is never constructed
[INFO] [stdout]   --> src/models.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct AuthRequest {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.22s
[INFO] running `Command { std: "docker" "inspect" "90efafd7a1976c9423c1f99a03ad24e31a00625ea78dcc0a9de8be85f4d84343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90efafd7a1976c9423c1f99a03ad24e31a00625ea78dcc0a9de8be85f4d84343", kill_on_drop: false }`
[INFO] [stdout] 90efafd7a1976c9423c1f99a03ad24e31a00625ea78dcc0a9de8be85f4d84343
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68f775dc44fd2f9c537ea94dcb048d65369b5cbbfa0a1088384adff4cefbe667
[INFO] running `Command { std: "docker" "start" "-a" "68f775dc44fd2f9c537ea94dcb048d65369b5cbbfa0a1088384adff4cefbe667", kill_on_drop: false }`
[INFO] [stderr]    Compiling signalbus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `AuthRequest` is never constructed
[INFO] [stdout]   --> src/models.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct AuthRequest {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `Command { std: "docker" "inspect" "68f775dc44fd2f9c537ea94dcb048d65369b5cbbfa0a1088384adff4cefbe667", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68f775dc44fd2f9c537ea94dcb048d65369b5cbbfa0a1088384adff4cefbe667", kill_on_drop: false }`
[INFO] [stdout] 68f775dc44fd2f9c537ea94dcb048d65369b5cbbfa0a1088384adff4cefbe667
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c112fb9d93841aa6b95e3fd3fc9fbb869ab859893926cd75681d7390a21ab31
[INFO] running `Command { std: "docker" "start" "-a" "4c112fb9d93841aa6b95e3fd3fc9fbb869ab859893926cd75681d7390a21ab31", kill_on_drop: false }`
[INFO] [stderr] warning: struct `AuthRequest` is never constructed
[INFO] [stderr]   --> src/models.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct AuthRequest {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `signalbus` (bin "signalbus" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/signalbus-b9188d24fa18d6a1)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/signalbus-f045001fdf9e8806)
[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 signalbus
[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" "4c112fb9d93841aa6b95e3fd3fc9fbb869ab859893926cd75681d7390a21ab31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c112fb9d93841aa6b95e3fd3fc9fbb869ab859893926cd75681d7390a21ab31", kill_on_drop: false }`
[INFO] [stdout] 4c112fb9d93841aa6b95e3fd3fc9fbb869ab859893926cd75681d7390a21ab31
