[INFO] fetching crate openconfiguration_derive 1.7.0...
[INFO] testing openconfiguration_derive-1.7.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate openconfiguration_derive 1.7.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate openconfiguration_derive 1.7.0
[INFO] finished tweaking crates.io crate openconfiguration_derive 1.7.0
[INFO] tweaked toml for crates.io crate openconfiguration_derive 1.7.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate openconfiguration_derive 1.7.0 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 openconfiguration_derive 1.7.0 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3e0c92355b95a24a744e17d07655d3de7942200aa6ffa0d34eeff11aa1661521
[INFO] running `Command { std: "docker" "start" "-a" "3e0c92355b95a24a744e17d07655d3de7942200aa6ffa0d34eeff11aa1661521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e0c92355b95a24a744e17d07655d3de7942200aa6ffa0d34eeff11aa1661521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e0c92355b95a24a744e17d07655d3de7942200aa6ffa0d34eeff11aa1661521", kill_on_drop: false }`
[INFO] [stdout] 3e0c92355b95a24a744e17d07655d3de7942200aa6ffa0d34eeff11aa1661521
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7219bc29e84738b27939ffb8214cc88ecca2d3ce8fc407c010edf1fdcd186b65
[INFO] running `Command { std: "docker" "start" "-a" "7219bc29e84738b27939ffb8214cc88ecca2d3ce8fc407c010edf1fdcd186b65", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling openconfiguration_derive v1.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.75s
[INFO] running `Command { std: "docker" "inspect" "7219bc29e84738b27939ffb8214cc88ecca2d3ce8fc407c010edf1fdcd186b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7219bc29e84738b27939ffb8214cc88ecca2d3ce8fc407c010edf1fdcd186b65", kill_on_drop: false }`
[INFO] [stdout] 7219bc29e84738b27939ffb8214cc88ecca2d3ce8fc407c010edf1fdcd186b65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d04fa72a0c959c2568fc161c121e8a582e44acc1b43f0884a4db536fe034adad
[INFO] running `Command { std: "docker" "start" "-a" "d04fa72a0c959c2568fc161c121e8a582e44acc1b43f0884a4db536fe034adad", kill_on_drop: false }`
[INFO] [stderr]    Compiling openconfiguration_derive v1.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "d04fa72a0c959c2568fc161c121e8a582e44acc1b43f0884a4db536fe034adad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d04fa72a0c959c2568fc161c121e8a582e44acc1b43f0884a4db536fe034adad", kill_on_drop: false }`
[INFO] [stdout] d04fa72a0c959c2568fc161c121e8a582e44acc1b43f0884a4db536fe034adad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 49b9ebc6e74344b634bc5c3048712dff65879adc434a3521573b337dc8b82bc4
[INFO] running `Command { std: "docker" "start" "-a" "49b9ebc6e74344b634bc5c3048712dff65879adc434a3521573b337dc8b82bc4", 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/openconfiguration_derive-d9e7e983663ab4f8)
[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 openconfiguration_derive
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - visitable_derive (line 11) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - visitable_derive (line 11) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `crate::support`
[INFO] [stdout]   --> src/lib.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::support::Visitable;
[INFO] [stdout]    |            ^^^^^^^ could not find `support` in the crate root
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `visitable` in this scope
[INFO] [stdout]   --> src/lib.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 |    #[visitable(visit_with = "visit_field")]
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: a built-in attribute with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 16 -    #[visitable(visit_with = "visit_field")]
[INFO] [stdout] 16 +    #[stable(visit_with = "visit_field")]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Visitor` in this scope
[INFO] [stdout]   --> src/lib.rs:20:54
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn visit_field(field: &mut String, visitor: &mut dyn Visitor) {}
[INFO] [stdout]    |                                                      ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - visitable_derive (line 11)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "49b9ebc6e74344b634bc5c3048712dff65879adc434a3521573b337dc8b82bc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49b9ebc6e74344b634bc5c3048712dff65879adc434a3521573b337dc8b82bc4", kill_on_drop: false }`
[INFO] [stdout] 49b9ebc6e74344b634bc5c3048712dff65879adc434a3521573b337dc8b82bc4
