[INFO] fetching crate heap-array 0.1.9...
[INFO] testing heap-array-0.1.9 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate heap-array 0.1.9 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate heap-array 0.1.9
[INFO] finished tweaking crates.io crate heap-array 0.1.9
[INFO] tweaked toml for crates.io crate heap-array 0.1.9 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate heap-array 0.1.9 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "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-2026-01-20" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 65 packages to latest compatible versions
[INFO] [stderr]       Adding simd-json v0.13.11 (available: v0.17.0)
[INFO] [stderr]       Adding simd-json-derive v0.13.0 (available: v0.18.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da913e5cdfc2ab749f2fa83b1cc768d244685a382d2e3c6101728cea4d21e258
[INFO] running `Command { std: "docker" "start" "-a" "da913e5cdfc2ab749f2fa83b1cc768d244685a382d2e3c6101728cea4d21e258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da913e5cdfc2ab749f2fa83b1cc768d244685a382d2e3c6101728cea4d21e258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da913e5cdfc2ab749f2fa83b1cc768d244685a382d2e3c6101728cea4d21e258", kill_on_drop: false }`
[INFO] [stdout] da913e5cdfc2ab749f2fa83b1cc768d244685a382d2e3c6101728cea4d21e258
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4640d7db676c1374541f2b3b8242d2910bc6b6abce0d7dfcd082699133aed2c8
[INFO] running `Command { std: "docker" "start" "-a" "4640d7db676c1374541f2b3b8242d2910bc6b6abce0d7dfcd082699133aed2c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling likely_stable v0.1.3
[INFO] [stderr]    Compiling heap-array v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/lib.rs:1329:70
[INFO] [stdout]      |
[INFO] [stdout] 1329 |             Self::from_raw_parts(NonNull::new_unchecked(raw.cast()), (*raw).len())
[INFO] [stdout]      |                                                                      ^^---^^^^^^^
[INFO] [stdout]      |                                                                        |
[INFO] [stdout]      |                                                                        this raw pointer has type `*mut [T]`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&[T]`
[INFO] [stdout]     --> src/lib.rs:1329:70
[INFO] [stdout]      |
[INFO] [stdout] 1329 |             Self::from_raw_parts(NonNull::new_unchecked(raw.cast()), (*raw).len())
[INFO] [stdout]      |                                                                      ^^^^^^
[INFO] [stdout] note: method calls to `len` require a reference
[INFO] [stdout]     --> /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/slice/mod.rs:116:4
[INFO] [stdout]      = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 1329 |             Self::from_raw_parts(NonNull::new_unchecked(raw.cast()), (&(*raw)).len())
[INFO] [stdout]      |                                                                      ++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "4640d7db676c1374541f2b3b8242d2910bc6b6abce0d7dfcd082699133aed2c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4640d7db676c1374541f2b3b8242d2910bc6b6abce0d7dfcd082699133aed2c8", kill_on_drop: false }`
[INFO] [stdout] 4640d7db676c1374541f2b3b8242d2910bc6b6abce0d7dfcd082699133aed2c8
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 482856542b8c6bdefc0340683f91ff61988e08a582d82482792ab00cab1d8a70
[INFO] running `Command { std: "docker" "start" "-a" "482856542b8c6bdefc0340683f91ff61988e08a582d82482792ab00cab1d8a70", kill_on_drop: false }`
[INFO] [stderr]    Compiling heap-array v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/lib.rs:1329:70
[INFO] [stdout]      |
[INFO] [stdout] 1329 |             Self::from_raw_parts(NonNull::new_unchecked(raw.cast()), (*raw).len())
[INFO] [stdout]      |                                                                      ^^---^^^^^^^
[INFO] [stdout]      |                                                                        |
[INFO] [stdout]      |                                                                        this raw pointer has type `*mut [T]`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&[T]`
[INFO] [stdout]     --> src/lib.rs:1329:70
[INFO] [stdout]      |
[INFO] [stdout] 1329 |             Self::from_raw_parts(NonNull::new_unchecked(raw.cast()), (*raw).len())
[INFO] [stdout]      |                                                                      ^^^^^^
[INFO] [stdout] note: method calls to `len` require a reference
[INFO] [stdout]     --> /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/slice/mod.rs:116:4
[INFO] [stdout]      = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 1329 |             Self::from_raw_parts(NonNull::new_unchecked(raw.cast()), (&(*raw)).len())
[INFO] [stdout]      |                                                                      ++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/lib.rs:1329:70
[INFO] [stdout]      |
[INFO] [stdout] 1329 |             Self::from_raw_parts(NonNull::new_unchecked(raw.cast()), (*raw).len())
[INFO] [stdout]      |                                                                      ^^---^^^^^^^
[INFO] [stdout]      |                                                                        |
[INFO] [stdout]      |                                                                        this raw pointer has type `*mut [T]`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&[T]`
[INFO] [stdout]     --> src/lib.rs:1329:70
[INFO] [stdout]      |
[INFO] [stdout] 1329 |             Self::from_raw_parts(NonNull::new_unchecked(raw.cast()), (*raw).len())
[INFO] [stdout]      |                                                                      ^^^^^^
[INFO] [stdout] note: method calls to `len` require a reference
[INFO] [stdout]     --> /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/slice/mod.rs:116:4
[INFO] [stdout]      = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 1329 |             Self::from_raw_parts(NonNull::new_unchecked(raw.cast()), (&(*raw)).len())
[INFO] [stdout]      |                                                                      ++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "482856542b8c6bdefc0340683f91ff61988e08a582d82482792ab00cab1d8a70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "482856542b8c6bdefc0340683f91ff61988e08a582d82482792ab00cab1d8a70", kill_on_drop: false }`
[INFO] [stdout] 482856542b8c6bdefc0340683f91ff61988e08a582d82482792ab00cab1d8a70
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f92ecf6abd61c88024fcd423b872fb29b714f82f46858d8c80d5ccc5a22a0053
[INFO] running `Command { std: "docker" "start" "-a" "f92ecf6abd61c88024fcd423b872fb29b714f82f46858d8c80d5ccc5a22a0053", kill_on_drop: false }`
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]     --> src/lib.rs:1329:70
[INFO] [stderr]      |
[INFO] [stderr] 1329 |             Self::from_raw_parts(NonNull::new_unchecked(raw.cast()), (*raw).len())
[INFO] [stderr]      |                                                                      ^^---^^^^^^^
[INFO] [stderr]      |                                                                        |
[INFO] [stderr]      |                                                                        this raw pointer has type `*mut [T]`
[INFO] [stderr]      |
[INFO] [stderr]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&[T]`
[INFO] [stderr]     --> src/lib.rs:1329:70
[INFO] [stderr]      |
[INFO] [stderr] 1329 |             Self::from_raw_parts(NonNull::new_unchecked(raw.cast()), (*raw).len())
[INFO] [stderr]      |                                                                      ^^^^^^
[INFO] [stderr] note: method calls to `len` require a reference
[INFO] [stderr]     --> /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/slice/mod.rs:116:4
[INFO] [stderr]      = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]      |
[INFO] [stderr] 1329 |             Self::from_raw_parts(NonNull::new_unchecked(raw.cast()), (&(*raw)).len())
[INFO] [stderr]      |                                                                      ++      +
[INFO] [stderr] 
[INFO] [stderr] warning: `heap-array` (lib) generated 1 warning
[INFO] [stderr] warning: `heap-array` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/heap_array-de068bc395507e8e)
[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 heap_array
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test src/lib.rs - HeapArray<T>::from_slice (line 297) ... FAILED
[INFO] [stdout] test src/lib.rs - HeapArray (line 77) ... ok
[INFO] [stdout] test src/lib.rs - HeapArray<T>::into_boxed_slice (line 303) ... ok
[INFO] [stdout] test src/lib.rs - HeapArray<T>::as_slice (line 299) ... ok
[INFO] [stdout] test src/lib.rs - HeapArray<T>::as_mut_slice (line 299) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/lib.rs - HeapArray<T>::leak (line 306) ... ok
[INFO] [stdout] test src/lib.rs - HeapArray<T>::is_empty (line 297) ... ok
[INFO] [stdout] test src/lib.rs - HeapArray<T>::as_mut_ptr (line 302) ... ok
[INFO] [stdout] test src/lib.rs - HeapArray<T>::from_element (line 312) ... ok
[INFO] [stdout] test src/lib.rs - HeapArray<T>::from_fn (line 303) ... ok
[INFO] [stdout] test src/lib.rs - HeapArray<T>::from_array (line 297) ... ok
[INFO] [stdout] test src/lib.rs - HeapArray<T>::into_raw_parts (line 307) ... ok
[INFO] [stdout] test src/lib.rs - HeapArray<T>::as_ptr (line 307) ... ok
[INFO] [stdout] test src/lib.rs - HeapArray<T>::from_raw_parts (line 305) ... ok
[INFO] [stdout] test src/lib.rs - HeapArray<T>::len (line 298) ... ok
[INFO] [stdout] test src/lib.rs - HeapArray<T>::new (line 297) ... ok
[INFO] [stdout] test src/lib.rs - HeapArray<T>::into_vec (line 302) ... ok
[INFO] [stdout] test src/lib.rs - heap_array (line 1812) ... ok
[INFO] [stdout] test src/lib.rs - heap_array (line 1802) ... ok
[INFO] [stdout] test src/lib.rs - HeapArray<T>::try_from_fn (line 308) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - HeapArray<T>::from_slice (line 297) stdout ----
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]    --> src/lib.rs:296:1
[INFO] [stdout]     |
[INFO] [stdout] 296 | #![feature(allocator_api)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - HeapArray<T>::from_slice (line 297)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 20 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.98s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "f92ecf6abd61c88024fcd423b872fb29b714f82f46858d8c80d5ccc5a22a0053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f92ecf6abd61c88024fcd423b872fb29b714f82f46858d8c80d5ccc5a22a0053", kill_on_drop: false }`
[INFO] [stdout] f92ecf6abd61c88024fcd423b872fb29b714f82f46858d8c80d5ccc5a22a0053
