[INFO] fetching crate validators-derive 0.25.2...
[INFO] testing validators-derive-0.25.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate validators-derive 0.25.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate validators-derive 0.25.2
[INFO] finished tweaking crates.io crate validators-derive 0.25.2
[INFO] tweaked toml for crates.io crate validators-derive 0.25.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate validators-derive 0.25.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 47 packages to latest compatible versions
[INFO] [stderr]       Adding educe v0.5.11 (available: v0.6.0)
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 145bd9877197ec9a41f7981f5702a63a304eb3391a37f01708b8b9e5879b6c3a
[INFO] running `Command { std: "docker" "start" "-a" "145bd9877197ec9a41f7981f5702a63a304eb3391a37f01708b8b9e5879b6c3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "145bd9877197ec9a41f7981f5702a63a304eb3391a37f01708b8b9e5879b6c3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "145bd9877197ec9a41f7981f5702a63a304eb3391a37f01708b8b9e5879b6c3a", kill_on_drop: false }`
[INFO] [stdout] 145bd9877197ec9a41f7981f5702a63a304eb3391a37f01708b8b9e5879b6c3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 82cdc978eca095e1fc2c5af26c786e785f6154726c5d0e396d6da898fa2de49c
[INFO] running `Command { std: "docker" "start" "-a" "82cdc978eca095e1fc2c5af26c786e785f6154726c5d0e396d6da898fa2de49c", kill_on_drop: false }`
[INFO] [stderr]    Compiling enum-ordinalize-derive v4.3.2
[INFO] [stderr]    Compiling enum-ordinalize v4.3.2
[INFO] [stderr]    Compiling validators-derive v0.25.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: at least one of the validator features must be enabled
[INFO] [stdout]   --> src/supported_validators.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | compile_error!("at least one of the validator features must be enabled");
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `validators-derive` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "82cdc978eca095e1fc2c5af26c786e785f6154726c5d0e396d6da898fa2de49c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82cdc978eca095e1fc2c5af26c786e785f6154726c5d0e396d6da898fa2de49c", kill_on_drop: false }`
[INFO] [stdout] 82cdc978eca095e1fc2c5af26c786e785f6154726c5d0e396d6da898fa2de49c
