[INFO] fetching crate shm-primitives 0.3.1...
[INFO] testing shm-primitives-0.3.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate shm-primitives 0.3.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate shm-primitives 0.3.1
[INFO] finished tweaking crates.io crate shm-primitives 0.3.1
[INFO] tweaked toml for crates.io crate shm-primitives 0.3.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shm-primitives 0.3.1 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] crate crates.io crate shm-primitives 0.3.1 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" "+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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 75b906f94353baf655f2dbd35c88f84d73b6b8061fabacff3ac2ae0632b6ebef
[INFO] running `Command { std: "docker" "start" "-a" "75b906f94353baf655f2dbd35c88f84d73b6b8061fabacff3ac2ae0632b6ebef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75b906f94353baf655f2dbd35c88f84d73b6b8061fabacff3ac2ae0632b6ebef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75b906f94353baf655f2dbd35c88f84d73b6b8061fabacff3ac2ae0632b6ebef", kill_on_drop: false }`
[INFO] [stdout] 75b906f94353baf655f2dbd35c88f84d73b6b8061fabacff3ac2ae0632b6ebef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8e083d28908ff955acdf94e4180834bd749de8fc0fb51c2f7404de8f7da2a233
[INFO] running `Command { std: "docker" "start" "-a" "8e083d28908ff955acdf94e4180834bd749de8fc0fb51c2f7404de8f7da2a233", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling shm-primitives v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `Command { std: "docker" "inspect" "8e083d28908ff955acdf94e4180834bd749de8fc0fb51c2f7404de8f7da2a233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e083d28908ff955acdf94e4180834bd749de8fc0fb51c2f7404de8f7da2a233", kill_on_drop: false }`
[INFO] [stdout] 8e083d28908ff955acdf94e4180834bd749de8fc0fb51c2f7404de8f7da2a233
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3f7df9c352e8eb06f2b27d24b15876bb5cef0905cf0addd409c539b343f3de4e
[INFO] running `Command { std: "docker" "start" "-a" "3f7df9c352e8eb06f2b27d24b15876bb5cef0905cf0addd409c539b343f3de4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling shm-primitives v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.45s
[INFO] running `Command { std: "docker" "inspect" "3f7df9c352e8eb06f2b27d24b15876bb5cef0905cf0addd409c539b343f3de4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f7df9c352e8eb06f2b27d24b15876bb5cef0905cf0addd409c539b343f3de4e", kill_on_drop: false }`
[INFO] [stdout] 3f7df9c352e8eb06f2b27d24b15876bb5cef0905cf0addd409c539b343f3de4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9d624830ae04bb1eb5bca71a2421f8e9bd34513c9e54e8b1a2c889ddac298e26
[INFO] running `Command { std: "docker" "start" "-a" "9d624830ae04bb1eb5bca71a2421f8e9bd34513c9e54e8b1a2c889ddac298e26", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shm_primitives-a2622924746eeaf7)
[INFO] [stdout] 
[INFO] [stdout] running 65 tests
[INFO] [stdout] test bipbuf::tests::exact_capacity_grant ... ok
[INFO] [stdout] test bipbuf::tests::failed_wrap_grant_keeps_wrapped_state ... ok
[INFO] [stdout] test bipbuf::tests::can_grant_is_non_mutating ... ok
[INFO] [stdout] test bipbuf::tests::basic_write_read ... ok
[INFO] [stdout] test bipbuf::tests::full_buffer_returns_none ... ok
[INFO] [stdout] test bipbuf::tests::grant_too_large ... ok
[INFO] [stdout] test bipbuf::tests::interleaved_operations ... ok
[INFO] [stdout] test bipbuf::tests::reset_clears_state ... ok
[INFO] [stdout] test bipbuf::tests::watermark_priority_reads_tail_before_front ... ok
[INFO] [stdout] test bipbuf::tests::wraparound ... ok
[INFO] [stdout] test bipbuf::tests::wraparound_edge_case_read_at_zero ... ok
[INFO] [stdout] test bipbuf::tests::multiple_writes_and_reads ... ok
[INFO] [stdout] test bipbuf::tests::stress_many_small_messages ... ok
[INFO] [stdout] test bipbuf::tests::raw_api_basic ... ok
[INFO] [stdout] test bipbuf::tests::header_size ... ok
[INFO] [stdout] test bipbuf::tests::raw_api_wraparound ... ok
[INFO] [stdout] test bootstrap::tests::request_rejects_bad_magic ... ok
[INFO] [stdout] test bootstrap::tests::request_roundtrip ... ok
[INFO] [stdout] test bootstrap::tests::response_rejects_unknown_status ... ok
[INFO] [stdout] test bootstrap::tests::response_roundtrip ... ok
[INFO] [stdout] test bootstrap::tests::stream_response_roundtrip_error ... ok
[INFO] [stdout] test bootstrap::tests::stream_response_roundtrip_success ... ok
[INFO] [stdout] test peer::tests::initial_state_is_empty ... ok
[INFO] [stdout] test bootstrap::tests::unix_response_roundtrip_error_without_fds ... ok
[INFO] [stdout] test bootstrap::tests::unix_response_roundtrip_with_three_fds ... ok
[INFO] [stdout] test peer::tests::release_reserved_returns_to_empty ... ok
[INFO] [stdout] test peer::tests::peer_id_bounds ... ok
[INFO] [stdout] test peer::tests::reset_clears_to_empty ... ok
[INFO] [stdout] test peer::tests::heartbeat_disabled_never_stale ... ok
[INFO] [stdout] test peer::tests::set_goodbye ... ok
[INFO] [stdout] test peer::tests::try_attach_fails_when_not_empty ... ok
[INFO] [stdout] test peer::tests::try_attach_transitions_and_bumps_epoch ... ok
[INFO] [stdout] test segment::tests::current_size_matches_total ... ok
[INFO] [stdout] test peer::tests::heartbeat_stale_detection ... ok
[INFO] [stdout] test segment::tests::validate_bad_magic ... ok
[INFO] [stdout] test bipbuf::tests::zero_length_grant ... ok
[INFO] [stdout] test segment::tests::validate_bad_version ... ok
[INFO] [stdout] test bootstrap::tests::response_rejects_nonzero_peer_id_for_error ... ok
[INFO] [stdout] test peer::tests::peer_id_roundtrip ... ok
[INFO] [stdout] test segment::tests::host_goodbye_flag ... ok
[INFO] [stdout] test segment::tests::validate_ok ... ok
[INFO] [stdout] test varslot_pool::tests::all_classes_exhausted_returns_none ... ok
[INFO] [stdout] test peer::tests::reserve_then_claim ... ok
[INFO] [stdout] test segment::tests::roundtrip ... ok
[INFO] [stdout] test varslot_pool::tests::free_recycles_slot ... ok
[INFO] [stdout] test varslot_pool::tests::layout_is_deterministic ... ok
[INFO] [stdout] test varslot_pool::tests::double_free_detected ... ok
[INFO] [stdout] test segment::tests::inline_threshold_default ... ok
[INFO] [stdout] test varslot_pool::tests::alloc_and_free_basic ... ok
[INFO] [stdout] test varslot_pool::tests::owner_peer_tracked ... ok
[INFO] [stdout] test varslot_pool::tests::size_too_large_returns_none ... ok
[INFO] [stdout] test varslot_pool::tests::slot_data_write_read ... ok
[INFO] [stdout] test varslot_pool::tests::alloc_exhausts_class_falls_through ... ok
[INFO] [stdout] test varslot_pool::tests::alloc_fills_smallest_fitting_class ... ok
[INFO] [stdout] test varslot_pool::tests::reclaim_peer_slots ... ok
[INFO] [stdout] test unix::mmap::tests::test_attached_does_not_cleanup ... ok
[INFO] [stderr]    Doc-tests shm_primitives
[INFO] [stdout] test unix::mmap::tests::test_resize_preserves_shared_data ... ok
[INFO] [stdout] test unix::mmap::tests::test_create_and_attach ... ok
[INFO] [stdout] test unix::mmap::tests::test_zero_size_rejected ... ok
[INFO] [stdout] test unix::mmap::tests::test_check_and_remap ... ok
[INFO] [stdout] test unix::mmap::tests::test_permissions ... ok
[INFO] [stdout] test unix::mmap::tests::test_resize_shrink_rejected ... ok
[INFO] [stdout] test unix::mmap::tests::test_resize_grows_region ... ok
[INFO] [stdout] test unix::mmap::tests::test_cleanup_on_drop ... ok
[INFO] [stdout] test unix::mmap::tests::test_shared_writes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 65 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "9d624830ae04bb1eb5bca71a2421f8e9bd34513c9e54e8b1a2c889ddac298e26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d624830ae04bb1eb5bca71a2421f8e9bd34513c9e54e8b1a2c889ddac298e26", kill_on_drop: false }`
[INFO] [stdout] 9d624830ae04bb1eb5bca71a2421f8e9bd34513c9e54e8b1a2c889ddac298e26
