[INFO] fetching crate reborrow 0.5.5...
[INFO] testing reborrow-0.5.5 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate reborrow 0.5.5 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate reborrow 0.5.5
[INFO] finished tweaking crates.io crate reborrow 0.5.5
[INFO] tweaked toml for crates.io crate reborrow 0.5.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate reborrow 0.5.5 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 5 packages to latest compatible versions
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1d71ab8a363ffd4a2720c50bad47dbe93238ce087f205a0932d2e9ba2fd971f8
[INFO] running `Command { std: "docker" "start" "-a" "1d71ab8a363ffd4a2720c50bad47dbe93238ce087f205a0932d2e9ba2fd971f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d71ab8a363ffd4a2720c50bad47dbe93238ce087f205a0932d2e9ba2fd971f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d71ab8a363ffd4a2720c50bad47dbe93238ce087f205a0932d2e9ba2fd971f8", kill_on_drop: false }`
[INFO] [stdout] 1d71ab8a363ffd4a2720c50bad47dbe93238ce087f205a0932d2e9ba2fd971f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6913a54d62f431e18cc54bfa3192ee62f34f6bb1bc0d6b20a615648bafbfcb4e
[INFO] running `Command { std: "docker" "start" "-a" "6913a54d62f431e18cc54bfa3192ee62f34f6bb1bc0d6b20a615648bafbfcb4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling reborrow v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "6913a54d62f431e18cc54bfa3192ee62f34f6bb1bc0d6b20a615648bafbfcb4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6913a54d62f431e18cc54bfa3192ee62f34f6bb1bc0d6b20a615648bafbfcb4e", kill_on_drop: false }`
[INFO] [stdout] 6913a54d62f431e18cc54bfa3192ee62f34f6bb1bc0d6b20a615648bafbfcb4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0f18575f2afab1f49b807959cc14c78cff4ccdedd1cc056d82c34d0aadc94ff8
[INFO] running `Command { std: "docker" "start" "-a" "0f18575f2afab1f49b807959cc14c78cff4ccdedd1cc056d82c34d0aadc94ff8", kill_on_drop: false }`
[INFO] [stderr]    Compiling reborrow v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "0f18575f2afab1f49b807959cc14c78cff4ccdedd1cc056d82c34d0aadc94ff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f18575f2afab1f49b807959cc14c78cff4ccdedd1cc056d82c34d0aadc94ff8", kill_on_drop: false }`
[INFO] [stdout] 0f18575f2afab1f49b807959cc14c78cff4ccdedd1cc056d82c34d0aadc94ff8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5749d71f114b52457f1217949a899ea0b3fb1bac946dbd8a11ca1153529a513c
[INFO] running `Command { std: "docker" "start" "-a" "5749d71f114b52457f1217949a899ea0b3fb1bac946dbd8a11ca1153529a513c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/reborrow-45ceb9c5bf4206c7)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::as_ref ... ok
[INFO] [stdout] test tests::option ... ok
[INFO] [stdout] test tests::custom_view_type ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests reborrow
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 23) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 59) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/lib.rs - (line 33) ... ok
[INFO] [stdout] test src/lib.rs - (line 44) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 59) stdout ----
[INFO] [stdout] error[E0432]: unresolved imports `reborrow::ReborrowCopyTraits`, `reborrow::ReborrowTraits`
[INFO] [stdout]   --> src/lib.rs:61:16
[INFO] [stdout]    |
[INFO] [stdout] 61 | use reborrow::{ReborrowCopyTraits, ReborrowTraits};
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^ no `ReborrowTraits` in the root
[INFO] [stdout]    |                |
[INFO] [stdout]    |                no `ReborrowCopyTraits` in the root
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/lib.rs:96:27
[INFO] [stdout]    |
[INFO] [stdout] 95 | #[cfg(feature = "derive")]
[INFO] [stdout]    |       ------------------ the item is gated behind the `derive` feature
[INFO] [stdout] 96 | pub use reborrow_derive::{ReborrowCopyTraits, ReborrowTraits};
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/lib.rs:96:47
[INFO] [stdout]    |
[INFO] [stdout] 95 | #[cfg(feature = "derive")]
[INFO] [stdout]    |       ------------------ the item is gated behind the `derive` feature
[INFO] [stdout] 96 | pub use reborrow_derive::{ReborrowCopyTraits, ReborrowTraits};
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `Const` in this scope
[INFO] [stdout]   --> src/lib.rs:84:3
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[Const(I32TupleRef)]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `reborrow` in this scope
[INFO] [stdout]   --> src/lib.rs:87:7
[INFO] [stdout]    |
[INFO] [stdout] 87 |     #[reborrow] &'a mut i32,
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `reborrow` is imported here, but it is a crate, not an attribute
[INFO] [stdout]   --> src/lib.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | extern crate r#reborrow;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `reborrow` in this scope
[INFO] [stdout]   --> src/lib.rs:88:7
[INFO] [stdout]    |
[INFO] [stdout] 88 |     #[reborrow] &'b mut i32,
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout]    |
[INFO] [stdout] note: `reborrow` is imported here, but it is a crate, not an attribute
[INFO] [stdout]   --> src/lib.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | extern crate r#reborrow;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `Const` in this scope
[INFO] [stdout]   --> src/lib.rs:74:3
[INFO] [stdout]    |
[INFO] [stdout] 74 | #[Const(I32Ref)]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `reborrow` in this scope
[INFO] [stdout]   --> src/lib.rs:77:7
[INFO] [stdout]    |
[INFO] [stdout] 77 |     #[reborrow]
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `reborrow` is imported here, but it is a crate, not an attribute
[INFO] [stdout]   --> src/lib.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | extern crate r#reborrow;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `reborrow` in this scope
[INFO] [stdout]   --> src/lib.rs:79:7
[INFO] [stdout]    |
[INFO] [stdout] 79 |     #[reborrow]
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `reborrow` is imported here, but it is a crate, not an attribute
[INFO] [stdout]   --> src/lib.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | extern crate r#reborrow;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[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 - (line 59)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5749d71f114b52457f1217949a899ea0b3fb1bac946dbd8a11ca1153529a513c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5749d71f114b52457f1217949a899ea0b3fb1bac946dbd8a11ca1153529a513c", kill_on_drop: false }`
[INFO] [stdout] 5749d71f114b52457f1217949a899ea0b3fb1bac946dbd8a11ca1153529a513c
