[INFO] fetching crate nexus-slab 2.1.1...
[INFO] testing nexus-slab-2.1.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate nexus-slab 2.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate nexus-slab 2.1.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate nexus-slab 2.1.1
[INFO] tweaked toml for crates.io crate nexus-slab 2.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nexus-slab 2.1.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nexus-slab 2.1.1 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d35a82982283338f55f3d9e96af365c5c96cedba0e541c3dd3eda1572181b50
[INFO] running `Command { std: "docker" "start" "-a" "6d35a82982283338f55f3d9e96af365c5c96cedba0e541c3dd3eda1572181b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d35a82982283338f55f3d9e96af365c5c96cedba0e541c3dd3eda1572181b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d35a82982283338f55f3d9e96af365c5c96cedba0e541c3dd3eda1572181b50", kill_on_drop: false }`
[INFO] [stdout] 6d35a82982283338f55f3d9e96af365c5c96cedba0e541c3dd3eda1572181b50
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4d2bfc682d2545fe0da3ac26f0b602b8cc3195c2771a18d48621cd0560323f1
[INFO] running `Command { std: "docker" "start" "-a" "e4d2bfc682d2545fe0da3ac26f0b602b8cc3195c2771a18d48621cd0560323f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling nexus-slab v2.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "e4d2bfc682d2545fe0da3ac26f0b602b8cc3195c2771a18d48621cd0560323f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4d2bfc682d2545fe0da3ac26f0b602b8cc3195c2771a18d48621cd0560323f1", kill_on_drop: false }`
[INFO] [stdout] e4d2bfc682d2545fe0da3ac26f0b602b8cc3195c2771a18d48621cd0560323f1
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c781c6667e4ea236008621564994958589022abe988889ba0f45e8c1f8001ff
[INFO] running `Command { std: "docker" "start" "-a" "4c781c6667e4ea236008621564994958589022abe988889ba0f45e8c1f8001ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling tempfile v3.24.0
[INFO] [stderr]    Compiling hdrhistogram v7.5.4
[INFO] [stderr]    Compiling rusty-fork v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling proptest v1.9.0
[INFO] [stderr]    Compiling nexus-slab v2.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 19.40s
[INFO] running `Command { std: "docker" "inspect" "4c781c6667e4ea236008621564994958589022abe988889ba0f45e8c1f8001ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c781c6667e4ea236008621564994958589022abe988889ba0f45e8c1f8001ff", kill_on_drop: false }`
[INFO] [stdout] 4c781c6667e4ea236008621564994958589022abe988889ba0f45e8c1f8001ff
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] baae703e5ab01b9e3f1f3da569052c7a86b3cdf797510847008b62812e81e59e
[INFO] running `Command { std: "docker" "start" "-a" "baae703e5ab01b9e3f1f3da569052c7a86b3cdf797510847008b62812e81e59e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nexus_slab-c8059e5b82ae55d3)
[INFO] [stderr]      Running tests/allocator_tests.rs (/opt/rustwide/target/debug/deps/allocator_tests-e188ea775eef5ad6)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test bounded::tests::slab_basic ... ok
[INFO] [stdout] test bounded::tests::borrow_traits ... ok
[INFO] [stdout] test bounded::tests::capacity_one ... ok
[INFO] [stdout] test bounded::tests::slab_debug ... ok
[INFO] [stdout] test bounded::tests::slab_full ... ok
[INFO] [stdout] test bounded::tests::slot_deref_mut ... ok
[INFO] [stdout] test byte::bounded::tests::basic_alloc_free ... ok
[INFO] [stdout] test bounded::tests::slot_size ... ok
[INFO] [stdout] test byte::bounded::tests::heterogeneous_types ... ok
[INFO] [stdout] test byte::bounded::tests::full_returns_error ... ok
[INFO] [stdout] test byte::bounded::tests::deref_mut ... ok
[INFO] [stdout] test unbounded::tests::borrow_traits ... ok
[INFO] [stdout] test unbounded::tests::chunk_freelist_maintenance ... ok
[INFO] [stdout] test bounded::tests::slot_dealloc_take ... ok
[INFO] [stdout] test byte::bounded::tests::take_returns_value ... ok
[INFO] [stdout] test byte::bounded::tests::reuse_after_free ... ok
[INFO] [stdout] test unbounded::tests::slab_basic ... ok
[INFO] [stdout] test unbounded::tests::slab_grows ... ok
[INFO] [stdout] test byte::unbounded::tests::heterogeneous_types ... ok
[INFO] [stdout] test unbounded::tests::slot_dealloc_take ... ok
[INFO] [stdout] test unbounded::tests::slot_deref_mut ... ok
[INFO] [stdout] test byte::unbounded::tests::take_returns_value ... ok
[INFO] [stdout] test unbounded::tests::slot_size ... ok
[INFO] [stdout] test byte::unbounded::tests::basic_alloc_free ... ok
[INFO] [stdout] test byte::unbounded::tests::grows_automatically ... ok
[INFO] [stdout] test byte::bounded::tests::debug_drop_panics ... ok
[INFO] [stdout] test byte::bounded::tests::rejects_oversized_type - should panic ... ok
[INFO] [stdout] test bounded::tests::slot_debug_drop_panics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test bounded_fill_to_capacity ... ok
[INFO] [stdout] test byte_slab_drop_on_take ... ok
[INFO] [stdout] test bounded_capacity_one ... ok
[INFO] [stdout] test bounded_basic_insert_drop ... ok
[INFO] [stdout] test byte_slab_drop_type ... ok
[INFO] [stdout] test freelist_lifo_order ... ok
[INFO] [stdout] test multiple_slabs_independent ... ok
[INFO] [stdout] test drop_called_multiple ... ok
[INFO] [stdout] test drop_called_on_dealloc_take ... ok
[INFO] [stdout] test drop_called_on_free ... ok
[INFO] [stdout] test drop_not_called_on_leak ... ok
[INFO] [stdout] test slot_debug_format ... ok
[INFO] [stdout] test slot_deref ... ok
[INFO] [stdout] test multiple_slots_same_slab ... ok
[INFO] [stdout] test slot_dealloc_take ... ok
[INFO] [stdout] test large_capacity ... ok
[INFO] [stdout] test slab_debug_format ... ok
[INFO] [stdout] test stress_fill_drain_cycle ... ok
[INFO] [stdout] test slot_clone_ptr ... ok
[INFO] [stdout] test slot_size_is_8_bytes ... ok
[INFO] [stdout] test type_box ... ok
[INFO] [stdout] test stress_interleaved_insert_remove ... ok
[INFO] [stdout] test type_large_struct ... ok
[INFO] [stdout] test type_tuple ... ok
[INFO] [stdout] test stress_slot_reuse ... ok
[INFO] [stdout] test type_rc ... ok
[INFO] [stdout] test type_string ... ok
[INFO] [stdout] test type_vec ... ok
[INFO] [stdout] test type_zst ... ok
[INFO] [stdout] test type_unit ... ok
[INFO] [stdout] test unbounded_basic_insert_drop ... ok
[INFO] [stdout] test unbounded_default_chunk_capacity ... ok
[INFO] [stdout] test unbounded_grows_automatically ... ok
[INFO] [stdout] test stress_unbounded_growth ... ok
[INFO] [stdout] test stress_unbounded_churn ... ok
[INFO] [stdout] test type_option ... ok
[INFO] [stdout] test panic_insert_when_full - should panic ... ok
[INFO] [stdout] test panic_zero_capacity - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/miri_tests.rs (/opt/rustwide/target/debug/deps/miri_tests-44dfcc03aed18012)
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test miri_bounded_basic ... ok
[INFO] [stdout] test miri_bounded_claim_write_drop_type ... ok
[INFO] [stdout] test miri_bounded_claim_write ... ok
[INFO] [stdout] test miri_box_insert_drop ... ok
[INFO] [stdout] test miri_bounded_claim_abandon_capacity_one ... ok
[INFO] [stdout] test miri_bounded_claim_abandon ... ok
[INFO] [stdout] test miri_capacity_one ... ok
[INFO] [stdout] test miri_drop_on_into_inner ... ok
[INFO] [stdout] test miri_drop_on_replace ... ok
[INFO] [stdout] test miri_drop_on_slot_drop ... ok
[INFO] [stdout] test miri_large_struct ... ok
[INFO] [stdout] test miri_no_drop_after_leak ... ok
[INFO] [stdout] test miri_multiple_inserts ... ok
[INFO] [stdout] test miri_slot_deref_mut ... ok
[INFO] [stdout] test miri_slot_reuse_single ... ok
[INFO] [stdout] test miri_string_insert_drop ... ok
[INFO] [stdout] test miri_unbounded_basic ... ok
[INFO] [stdout] test miri_unbounded_claim_abandon ... ok
[INFO] [stdout] test miri_string_into_inner ... ok
[INFO] [stdout] test miri_unbounded_claim_abandon_full_chunk ... ok
[INFO] [stdout] test miri_unbounded_growth ... ok
[INFO] [stdout] test miri_vec_replace ... ok
[INFO] [stdout] test miri_slot_reuse_bounded ... ok
[INFO] [stdout] test miri_zst ... ok
[INFO] [stdout] test miri_slot_into_inner ... ok
[INFO] [stdout] test miri_unbounded_claim_write ... ok
[INFO] [stdout] test miri_vec_insert_drop ... ok
[INFO] [stdout] test miri_unbounded_string_growth ... ok
[INFO] [stdout] test miri_slot_replace ... ok
[INFO] [stdout] test miri_bounded_claim_write_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/random_tests.rs (/opt/rustwide/target/debug/deps/random_tests-0372043b229bd16d)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test bounded_capacity_never_exceeded_1 ... ok
[INFO] [stdout] test bounded_capacity_never_exceeded_50 ... ok
[INFO] [stdout] test bounded_fill_drain_integrity ... ok
[INFO] [stdout] test drop_count_matches_inserts ... ok
[INFO] [stdout] test freelist_reuses_freed_slots ... ok
[INFO] [stdout] test freelist_no_duplicates ... ok
[INFO] [stdout] test unbounded_growth_maintains_integrity ... ok
[INFO] [stdout] test into_inner_prevents_drop ... ok
[INFO] [stdout] test bounded_value_integrity_random ... ok
[INFO] [stdout] test bounded_capacity_never_exceeded_10 ... ok
[INFO] [stdout] test unbounded_value_integrity_random ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nexus_slab
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/bounded.rs - bounded::Slab (line 108) - compile ... ok
[INFO] [stdout] test src/bounded.rs - bounded::Slab<T>::claim (line 266) ... ok
[INFO] [stdout] test src/unbounded.rs - unbounded::Slab (line 133) - compile ... ok
[INFO] [stdout] test src/unbounded.rs - unbounded::Slab<T>::new (line 166) - compile ... ok
[INFO] [stdout] test src/bounded.rs - bounded::Slab<T>::new (line 145) - compile ... ok
[INFO] [stdout] test src/bounded.rs - bounded (line 7) ... ok
[INFO] [stdout] test src/unbounded.rs - unbounded::Slab<T>::claim (line 328) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] test src/byte/mod.rs - byte (line 13) ... ok
[INFO] [stdout] test src/unbounded.rs - unbounded (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.61s; merged doctests compilation took 0.60s
[INFO] running `Command { std: "docker" "inspect" "baae703e5ab01b9e3f1f3da569052c7a86b3cdf797510847008b62812e81e59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baae703e5ab01b9e3f1f3da569052c7a86b3cdf797510847008b62812e81e59e", kill_on_drop: false }`
[INFO] [stdout] baae703e5ab01b9e3f1f3da569052c7a86b3cdf797510847008b62812e81e59e