[INFO] cloning repository https://github.com/mehdiakiki/bitarena
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mehdiakiki/bitarena" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehdiakiki%2Fbitarena", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehdiakiki%2Fbitarena'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba23d1e3de6630ea227c1578e69a7ecbaafd50f3
[INFO] testing mehdiakiki/bitarena against 1.95.0 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehdiakiki%2Fbitarena" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/mehdiakiki/bitarena
[INFO] finished tweaking git repo https://github.com/mehdiakiki/bitarena
[INFO] tweaked toml for git repo https://github.com/mehdiakiki/bitarena written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mehdiakiki/bitarena on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mehdiakiki/bitarena 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_xorshift v0.4.0
[INFO] [stderr]   Downloaded clap v4.5.60
[INFO] [stderr]   Downloaded thunderdome v0.6.1
[INFO] [stderr]   Downloaded rusty-fork v0.3.1
[INFO] [stderr]   Downloaded clap_builder v4.5.60
[INFO] [stderr]   Downloaded proptest v1.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe4d7aba0e5bfb18d86b55a68d1a1860a58202b7b2a881d1d2afc99ae99026cc
[INFO] running `Command { std: "docker" "start" "-a" "fe4d7aba0e5bfb18d86b55a68d1a1860a58202b7b2a881d1d2afc99ae99026cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe4d7aba0e5bfb18d86b55a68d1a1860a58202b7b2a881d1d2afc99ae99026cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe4d7aba0e5bfb18d86b55a68d1a1860a58202b7b2a881d1d2afc99ae99026cc", kill_on_drop: false }`
[INFO] [stdout] fe4d7aba0e5bfb18d86b55a68d1a1860a58202b7b2a881d1d2afc99ae99026cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9763026b19c32975207244e063e168fb71e9cc859d0991be565fbbedab3f8d66
[INFO] running `Command { std: "docker" "start" "-a" "9763026b19c32975207244e063e168fb71e9cc859d0991be565fbbedab3f8d66", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitarena v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "9763026b19c32975207244e063e168fb71e9cc859d0991be565fbbedab3f8d66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9763026b19c32975207244e063e168fb71e9cc859d0991be565fbbedab3f8d66", kill_on_drop: false }`
[INFO] [stdout] 9763026b19c32975207244e063e168fb71e9cc859d0991be565fbbedab3f8d66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 392005b1fdfc1025e98149f1393f538f1d72663c987367890e7b6011dd1f1a86
[INFO] running `Command { std: "docker" "start" "-a" "392005b1fdfc1025e98149f1393f538f1d72663c987367890e7b6011dd1f1a86", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling zerocopy v0.8.40
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling clap_lex v1.0.0
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling slotmap v1.1.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling clap_builder v4.5.60
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling thunderdome v0.6.1
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling tempfile v3.26.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling rusty-fork v0.3.1
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling clap v4.5.60
[INFO] [stderr]    Compiling zerocopy-derive v0.8.40
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling proptest v1.10.0
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling bitarena v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `arena::Arena::<T>::get2_mut` that must be used
[INFO] [stdout]     --> src/arena.rs:1380:9
[INFO] [stdout]      |
[INFO] [stdout] 1380 |         arena.get2_mut(a, a);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1380 |         let _ = arena.get2_mut(a, a);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 33.86s
[INFO] running `Command { std: "docker" "inspect" "392005b1fdfc1025e98149f1393f538f1d72663c987367890e7b6011dd1f1a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "392005b1fdfc1025e98149f1393f538f1d72663c987367890e7b6011dd1f1a86", kill_on_drop: false }`
[INFO] [stdout] 392005b1fdfc1025e98149f1393f538f1d72663c987367890e7b6011dd1f1a86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 44a81c791f60ea97501aa5829771372642ae9e6542beda6e0d1669c7d439a3dc
[INFO] running `Command { std: "docker" "start" "-a" "44a81c791f60ea97501aa5829771372642ae9e6542beda6e0d1669c7d439a3dc", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `arena::Arena::<T>::get2_mut` that must be used
[INFO] [stderr]     --> src/arena.rs:1380:9
[INFO] [stderr]      |
[INFO] [stderr] 1380 |         arena.get2_mut(a, a);
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]      |
[INFO] [stderr] 1380 |         let _ = arena.get2_mut(a, a);
[INFO] [stderr]      |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `bitarena` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bitarena-c6b3ca28b7ecb895)
[INFO] [stdout] 
[INFO] [stdout] running 46 tests
[INFO] [stdout] test arena::tests::drop_calls_destructor ... ok
[INFO] [stdout] test arena::tests::clone_independence ... ok
[INFO] [stdout] test arena::tests::get2_mut_different_slots ... ok
[INFO] [stdout] test arena::tests::grows_on_insert_beyond_capacity ... ok
[INFO] [stdout] test arena::tests::index_size ... ok
[INFO] [stdout] test arena::tests::drop_calls_destructor_precise ... ok
[INFO] [stdout] test arena::tests::from_iterator_and_extend ... ok
[INFO] [stdout] test arena::tests::insert_and_get ... ok
[INFO] [stdout] test arena::tests::insert_at_specific_index ... ok
[INFO] [stdout] test arena::tests::partial_eq_arenas ... ok
[INFO] [stdout] test arena::tests::remove_returns_value ... ok
[INFO] [stdout] test arena::tests::slot_reuse ... ok
[INFO] [stdout] test arena::tests::stale_index_returns_none ... ok
[INFO] [stdout] test arena::tests::values_iter_sum ... ok
[INFO] [stdout] test arena::tests::with_capacity_does_not_allocate_extra ... ok
[INFO] [stdout] test arena::tests::values_mut_iter_modifies ... ok
[INFO] [stdout] test bitset::tests::clear_and_check ... ok
[INFO] [stdout] test bitset::tests::clear_unset_bit_does_not_underflow ... ok
[INFO] [stdout] test arena::tests::insert_multiple ... ok
[INFO] [stdout] test arena::tests::iter_exact_size ... ok
[INFO] [stdout] test bitset::tests::iter_empty_bitset_returns_nothing ... ok
[INFO] [stdout] test bitset::tests::iter_set_bits_returns_all_set ... ok
[INFO] [stdout] test bitset::tests::iter_fully_dense_bitset ... ok
[INFO] [stdout] test arena::tests::invalidate_old_index ... ok
[INFO] [stdout] test bitset::tests::set_and_check ... ok
[INFO] [stdout] test arena::tests::iter_empty_arena ... ok
[INFO] [stdout] test index::tests::bits_zero_generation_returns_none ... ok
[INFO] [stdout] test index::tests::dangling_is_valid_index_struct ... ok
[INFO] [stdout] test bitset::tests::word_boundary_bits ... ok
[INFO] [stdout] test free_list::tests::pop_empty_returns_none ... ok
[INFO] [stdout] test free_list::tests::remove_nonexistent_slot_is_noop ... ok
[INFO] [stdout] test free_list::tests::remove_slot_from_middle ... ok
[INFO] [stdout] test arena::tests::iter_returns_all_occupied ... ok
[INFO] [stdout] test arena::tests::keys_iter_count ... ok
[INFO] [stdout] test bitset::tests::double_set_does_not_double_count ... ok
[INFO] [stdout] test index::tests::generation_increments_normally ... ok
[INFO] [stdout] test index::tests::bits_roundtrip ... ok
[INFO] [stdout] test index::tests::generation_wraps_from_max_to_1 ... ok
[INFO] [stdout] test index::tests::option_index_is_8_bytes ... ok
[INFO] [stdout] test index::tests::index_is_8_bytes ... ok
[INFO] [stdout] test bitset::tests::grow_preserves_existing_bits ... ok
[INFO] [stdout] test arena::tests::retain_keeps_matching ... ok
[INFO] [stdout] test bitset::tests::count_tracks_correctly ... ok
[INFO] [stdout] test arena::tests::get2_mut_same_slot_panics - should panic ... ok
[INFO] [stdout] test arena::tests::remove_and_verify_gone ... ok
[INFO] [stdout] test free_list::tests::push_pop_lifo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 46 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/oracle_tests.rs (/opt/rustwide/target/debug/deps/oracle_tests-25ecd573763febc7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test arena_matches_oracle ... ok
[INFO] [stderr]    Doc-tests bitarena
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/index.rs - index::Index (line 58) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T>::values (line 835) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena (line 97) ... ok
[INFO] [stdout] test src/lib.rs - (line 45) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "44a81c791f60ea97501aa5829771372642ae9e6542beda6e0d1669c7d439a3dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44a81c791f60ea97501aa5829771372642ae9e6542beda6e0d1669c7d439a3dc", kill_on_drop: false }`
[INFO] [stdout] 44a81c791f60ea97501aa5829771372642ae9e6542beda6e0d1669c7d439a3dc
