[INFO] fetching crate umili-derive 0.2.0...
[INFO] testing umili-derive-0.2.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate umili-derive 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate umili-derive 0.2.0
[INFO] finished tweaking crates.io crate umili-derive 0.2.0
[INFO] tweaked toml for crates.io crate umili-derive 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate umili-derive 0.2.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate umili-derive 0.2.0 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-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d627b660ae5132ca5085852bb2ad9a50b908c3a1c8ae3fb72e8995e965d25f22
[INFO] running `Command { std: "docker" "start" "-a" "d627b660ae5132ca5085852bb2ad9a50b908c3a1c8ae3fb72e8995e965d25f22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d627b660ae5132ca5085852bb2ad9a50b908c3a1c8ae3fb72e8995e965d25f22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d627b660ae5132ca5085852bb2ad9a50b908c3a1c8ae3fb72e8995e965d25f22", kill_on_drop: false }`
[INFO] [stdout] d627b660ae5132ca5085852bb2ad9a50b908c3a1c8ae3fb72e8995e965d25f22
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c8cb70f6d5d4f3cd8c0dcc46ebb02070b55b4b357f80222b3422cfd0bb81ce8
[INFO] running `Command { std: "docker" "start" "-a" "3c8cb70f6d5d4f3cd8c0dcc46ebb02070b55b4b357f80222b3422cfd0bb81ce8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling umili-derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.23s
[INFO] running `Command { std: "docker" "inspect" "3c8cb70f6d5d4f3cd8c0dcc46ebb02070b55b4b357f80222b3422cfd0bb81ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c8cb70f6d5d4f3cd8c0dcc46ebb02070b55b4b357f80222b3422cfd0bb81ce8", kill_on_drop: false }`
[INFO] [stdout] 3c8cb70f6d5d4f3cd8c0dcc46ebb02070b55b4b357f80222b3422cfd0bb81ce8
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a764531bbfa1a17de0b67e6fb02e87098b3ddf7354b47c4c4fd6d0fa6ded511
[INFO] running `Command { std: "docker" "start" "-a" "6a764531bbfa1a17de0b67e6fb02e87098b3ddf7354b47c4c4fd6d0fa6ded511", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling umili-derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.89s
[INFO] running `Command { std: "docker" "inspect" "6a764531bbfa1a17de0b67e6fb02e87098b3ddf7354b47c4c4fd6d0fa6ded511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a764531bbfa1a17de0b67e6fb02e87098b3ddf7354b47c4c4fd6d0fa6ded511", kill_on_drop: false }`
[INFO] [stdout] 6a764531bbfa1a17de0b67e6fb02e87098b3ddf7354b47c4c4fd6d0fa6ded511
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c7ce63be4cede6fb4204236f333666753c9961bd033a26bf52b21108fc5733c9
[INFO] running `Command { std: "docker" "start" "-a" "c7ce63be4cede6fb4204236f333666753c9961bd033a26bf52b21108fc5733c9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/umili_derive-fba69632736f79b8)
[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 umili_derive
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - observe (line 72) ... FAILED
[INFO] [stdout] test src/lib.rs - derive_observe (line 10) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - observe (line 72) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `umili`
[INFO] [stdout]  --> src/lib.rs:74:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use umili::{observe, Observe};
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `umili`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `umili`, use `cargo add umili` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - derive_observe (line 10) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `umili`
[INFO] [stdout]  --> src/lib.rs:12:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use umili::Observe;
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `umili`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `umili`, use `cargo add umili` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - derive_observe (line 10)
[INFO] [stdout]     src/lib.rs - observe (line 72)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.19s; merged doctests compilation took 0.09s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c7ce63be4cede6fb4204236f333666753c9961bd033a26bf52b21108fc5733c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ce63be4cede6fb4204236f333666753c9961bd033a26bf52b21108fc5733c9", kill_on_drop: false }`
[INFO] [stdout] c7ce63be4cede6fb4204236f333666753c9961bd033a26bf52b21108fc5733c9