[INFO] fetching crate slack-messaging-derive 0.7.3...
[INFO] testing slack-messaging-derive-0.7.3 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate slack-messaging-derive 0.7.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate slack-messaging-derive 0.7.3
[INFO] finished tweaking crates.io crate slack-messaging-derive 0.7.3
[INFO] tweaked toml for crates.io crate slack-messaging-derive 0.7.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate slack-messaging-derive 0.7.3 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 slack-messaging-derive 0.7.3 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1c904f7ce61f0230dbe4836172eefb890088af8bf547d4ca7a9b6e1f8abe9987
[INFO] running `Command { std: "docker" "start" "-a" "1c904f7ce61f0230dbe4836172eefb890088af8bf547d4ca7a9b6e1f8abe9987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c904f7ce61f0230dbe4836172eefb890088af8bf547d4ca7a9b6e1f8abe9987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c904f7ce61f0230dbe4836172eefb890088af8bf547d4ca7a9b6e1f8abe9987", kill_on_drop: false }`
[INFO] [stdout] 1c904f7ce61f0230dbe4836172eefb890088af8bf547d4ca7a9b6e1f8abe9987
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] abb4ca62db8632d7de7b06e0fa66bafbff07c5fd5394f8cb9e0c3b4109e5c6d9
[INFO] running `Command { std: "docker" "start" "-a" "abb4ca62db8632d7de7b06e0fa66bafbff07c5fd5394f8cb9e0c3b4109e5c6d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]    Compiling slack-messaging-derive v0.7.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.45s
[INFO] running `Command { std: "docker" "inspect" "abb4ca62db8632d7de7b06e0fa66bafbff07c5fd5394f8cb9e0c3b4109e5c6d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abb4ca62db8632d7de7b06e0fa66bafbff07c5fd5394f8cb9e0c3b4109e5c6d9", kill_on_drop: false }`
[INFO] [stdout] abb4ca62db8632d7de7b06e0fa66bafbff07c5fd5394f8cb9e0c3b4109e5c6d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 814fabf12e8738e6d2ba5e83b690b8d5232e1e9b9c030af9d6745010a15be87e
[INFO] running `Command { std: "docker" "start" "-a" "814fabf12e8738e6d2ba5e83b690b8d5232e1e9b9c030af9d6745010a15be87e", kill_on_drop: false }`
[INFO] [stderr]    Compiling slack-messaging-derive v0.7.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "814fabf12e8738e6d2ba5e83b690b8d5232e1e9b9c030af9d6745010a15be87e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "814fabf12e8738e6d2ba5e83b690b8d5232e1e9b9c030af9d6745010a15be87e", kill_on_drop: false }`
[INFO] [stdout] 814fabf12e8738e6d2ba5e83b690b8d5232e1e9b9c030af9d6745010a15be87e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5cbc07ae851d9f50f070fd731c7827909ab7d34dc5d7f5747e51e66fbc85aa4b
[INFO] running `Command { std: "docker" "start" "-a" "5cbc07ae851d9f50f070fd731c7827909ab7d34dc5d7f5747e51e66fbc85aa4b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/slack_messaging_derive-cdb9958d670f4737)
[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 slack_messaging_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" "5cbc07ae851d9f50f070fd731c7827909ab7d34dc5d7f5747e51e66fbc85aa4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cbc07ae851d9f50f070fd731c7827909ab7d34dc5d7f5747e51e66fbc85aa4b", kill_on_drop: false }`
[INFO] [stdout] 5cbc07ae851d9f50f070fd731c7827909ab7d34dc5d7f5747e51e66fbc85aa4b
