[INFO] fetching crate yo-uring 0.3.33...
[INFO] testing yo-uring-0.3.33 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate yo-uring 0.3.33 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate yo-uring 0.3.33
[INFO] finished tweaking crates.io crate yo-uring 0.3.33
[INFO] tweaked toml for crates.io crate yo-uring 0.3.33 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yo-uring 0.3.33 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate yo-uring 0.3.33 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b31af3ef2d19f016b138b1acb1dcfb42f6f8d101b816a387754f651eee2bf2c2
[INFO] running `Command { std: "docker" "start" "b31af3ef2d19f016b138b1acb1dcfb42f6f8d101b816a387754f651eee2bf2c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b31af3ef2d19f016b138b1acb1dcfb42f6f8d101b816a387754f651eee2bf2c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b31af3ef2d19f016b138b1acb1dcfb42f6f8d101b816a387754f651eee2bf2c2" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b31af3ef2d19f016b138b1acb1dcfb42f6f8d101b816a387754f651eee2bf2c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b31af3ef2d19f016b138b1acb1dcfb42f6f8d101b816a387754f651eee2bf2c2" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-uring v0.7.14
[INFO] [stderr]    Compiling yo-common v0.3.33
[INFO] [stderr]    Compiling yo-alloc v0.3.33
[INFO] [stderr]    Compiling bitflags v2.13.1
[INFO] [stderr]    Compiling yo-uring v0.3.33 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "b31af3ef2d19f016b138b1acb1dcfb42f6f8d101b816a387754f651eee2bf2c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b31af3ef2d19f016b138b1acb1dcfb42f6f8d101b816a387754f651eee2bf2c2" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.20
[INFO] [stderr]    Compiling zerocopy v0.8.56
[INFO] [stderr]    Compiling find-msvc-tools v0.1.11
[INFO] [stderr]    Compiling crossbeam-deque v0.8.7
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling syn v3.0.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling either v1.18.0
[INFO] [stderr]    Compiling cc v1.4.4
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling clap_lex v1.1.0
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling clap_builder v4.6.6
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling alloca v0.4.0
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling criterion-plot v0.8.2
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling clap v4.6.6
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling regex v1.13.1
[INFO] [stderr]    Compiling zerocopy-derive v0.8.56
[INFO] [stderr]    Compiling page_size v0.6.0
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling criterion v0.8.2
[INFO] [stderr]    Compiling yo-uring v0.3.33 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 37.81s
[INFO] running `Command { std: "docker" "inspect" "b31af3ef2d19f016b138b1acb1dcfb42f6f8d101b816a387754f651eee2bf2c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b31af3ef2d19f016b138b1acb1dcfb42f6f8d101b816a387754f651eee2bf2c2" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/yo-uring/cde75ae915ace93a/out/yo_uring-cde75ae915ace93a)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test completion::tests::the_kind_comes_off_the_completion_without_touching_the_table ... ok
[INFO] [stdout] test config::tests::the_largest_ring_the_tag_can_address_is_allowed ... ok
[INFO] [stdout] test config::tests::a_shape_that_cannot_work_is_refused_with_a_reason ... ok
[INFO] [stdout] test config::tests::the_default_is_the_depth_the_spec_names ... ok
[INFO] [stdout] test completion::tests::a_failure_carries_the_errno_rather_than_swallowing_it ... ok
[INFO] [stdout] test pending::tests::a_completion_for_a_slot_that_moved_on_is_dropped ... ok
[INFO] [stdout] test pending::tests::a_tag_naming_a_slot_that_was_never_handed_out_finds_nothing ... ok
[INFO] [stdout] test completion::tests::a_short_write_is_a_success_that_moved_fewer_bytes ... ok
[INFO] [stdout] test pending::tests::a_freed_slot_is_used_again_rather_than_left_as_a_hole ... ok
[INFO] [stdout] test pending::tests::a_full_table_says_full_rather_than_growing ... ok
[INFO] [stdout] test pending::tests::shutting_down_hands_back_everything_still_parked ... ok
[INFO] [stdout] test pending::tests::the_free_list_does_not_leak_over_a_long_run ... ok
[INFO] [stdout] test pending::tests::what_goes_in_comes_back_out ... ok
[INFO] [stdout] test tests::a_ring_reports_what_it_got_rather_than_what_was_asked_for ... FAILED
[INFO] [stdout] test tests::a_shape_that_cannot_work_is_refused_before_the_kernel_is_asked ... ok
[INFO] [stdout] test config::tests::the_builders_leave_everything_else_alone ... ok
[INFO] [stdout] test completion::tests::the_two_that_mean_try_again_say_so ... ok
[INFO] [stdout] test tests::a_sync_completes_and_says_which_commit_it_was_for ... FAILED
[INFO] [stdout] test tests::a_read_comes_back_with_what_was_written ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test tests::a_batch_of_sixty_four_costs_one_submit ... FAILED
[INFO] [stdout] test tests::a_write_goes_out_and_its_state_comes_back ... FAILED
[INFO] [stdout] test token::tests::a_tag_that_arrived_corrupted_decodes_rather_than_panicking ... ok
[INFO] [stdout] test token::tests::a_tag_survives_the_round_trip_through_the_kernel ... ok
[INFO] [stdout] test token::tests::storage_and_network_are_told_apart_without_a_lookup ... ok
[INFO] [stdout] test token::tests::the_three_fields_do_not_bleed_into_each_other ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::a_ring_reports_what_it_got_rather_than_what_was_asked_for stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::a_ring_reports_what_it_got_rather_than_what_was_asked_for' (962) panicked at src/lib.rs:463:69:
[INFO] [stdout] a ring: Error { code: Unsupported, message: "the kernel refused this ring", position: None, detail: Some("entries=16 Operation not permitted (os error 1)") }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5e7bd896f121 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5e7bd898319a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5e7bd897333c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5e7bd894b396 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5e7bd89676d9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5e7bd89035b0 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5e7bd8967892 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5e7bd894b442 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5e7bd89440a9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5e7bd894c04d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5e7bd89838cc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5e7bd89836a2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x5e7bd88f0da9 - <yo_uring[9f12ce54898a2d7d]::tests::a_ring_reports_what_it_got_rather_than_what_was_asked_for::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5e7bd88f69fb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5e7bd8903bd5 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5e7bd88fd4c4 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5e7bd8906c62 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x5e7bd896e97f - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7b57db433dfa - <unknown>
[INFO] [stdout]   19:     0x7b57db4c73d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::a_sync_completes_and_says_which_commit_it_was_for stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::a_sync_completes_and_says_which_commit_it_was_for' (964) panicked at src/lib.rs:397:72:
[INFO] [stdout] a ring: Error { code: Unsupported, message: "the kernel refused this ring", position: None, detail: Some("entries=8 Operation not permitted (os error 1)") }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5e7bd896f121 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5e7bd898319a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5e7bd897333c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5e7bd894b396 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5e7bd89676d9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5e7bd89035b0 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5e7bd8967892 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5e7bd894b442 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5e7bd89440a9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5e7bd894c04d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5e7bd89838cc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5e7bd89836a2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x5e7bd88f0922 - <yo_uring[9f12ce54898a2d7d]::tests::a_sync_completes_and_says_which_commit_it_was_for::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5e7bd88f69fb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5e7bd8903bd5 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5e7bd88fd4c4 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5e7bd8906c62 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x5e7bd896e97f - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7b57db433dfa - <unknown>
[INFO] [stdout]   19:     0x7b57db4c73d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::a_read_comes_back_with_what_was_written stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::a_read_comes_back_with_what_was_written' (961) panicked at src/lib.rs:363:72:
[INFO] [stdout] a ring: Error { code: Unsupported, message: "the kernel refused this ring", position: None, detail: Some("entries=8 Operation not permitted (os error 1)") }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5e7bd896f121 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5e7bd898319a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5e7bd897333c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5e7bd894b396 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5e7bd89676d9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5e7bd89035b0 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5e7bd8967892 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5e7bd894b442 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5e7bd89440a9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5e7bd894c04d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5e7bd89838cc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5e7bd89836a2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x5e7bd88ef478 - <yo_uring[9f12ce54898a2d7d]::tests::a_read_comes_back_with_what_was_written::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5e7bd88f69fb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5e7bd8903bd5 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5e7bd88fd4c4 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5e7bd8906c62 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x5e7bd896e97f - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7b57db433dfa - <unknown>
[INFO] [stdout]   19:     0x7b57db4c73d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::a_batch_of_sixty_four_costs_one_submit stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::a_batch_of_sixty_four_costs_one_submit' (960) panicked at src/lib.rs:423:74:
[INFO] [stdout] a ring: Error { code: Unsupported, message: "the kernel refused this ring", position: None, detail: Some("entries=256 Operation not permitted (os error 1)") }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5e7bd896f121 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5e7bd898319a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5e7bd897333c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5e7bd894b396 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5e7bd89676d9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5e7bd89035b0 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5e7bd8967892 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5e7bd894b442 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5e7bd89440a9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5e7bd894c04d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5e7bd89838cc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5e7bd89836a2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x5e7bd88eeb8e - <yo_uring[9f12ce54898a2d7d]::tests::a_batch_of_sixty_four_costs_one_submit::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5e7bd88f69fb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5e7bd8903bd5 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5e7bd88fd4c4 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5e7bd8906c62 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x5e7bd896e97f - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7b57db433dfa - <unknown>
[INFO] [stdout]   19:     0x7b57db4c73d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::a_write_goes_out_and_its_state_comes_back stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::a_write_goes_out_and_its_state_comes_back' (965) panicked at src/lib.rs:323:73:
[INFO] [stdout] a ring: Error { code: Unsupported, message: "the kernel refused this ring", position: None, detail: Some("entries=64 Operation not permitted (os error 1)") }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5e7bd896f121 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5e7bd898319a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5e7bd897333c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5e7bd894b396 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5e7bd89676d9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5e7bd89035b0 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5e7bd8967892 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5e7bd894b442 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5e7bd89440a9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5e7bd894c04d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5e7bd89838cc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5e7bd89836a2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x5e7bd88effb7 - <yo_uring[9f12ce54898a2d7d]::tests::a_write_goes_out_and_its_state_comes_back::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5e7bd88f69fb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5e7bd8903bd5 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5e7bd88fd4c4 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5e7bd8906c62 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x5e7bd896e97f - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7b57db433dfa - <unknown>
[INFO] [stdout]   19:     0x7b57db4c73d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::a_batch_of_sixty_four_costs_one_submit
[INFO] [stdout]     tests::a_read_comes_back_with_what_was_written
[INFO] [stdout]     tests::a_ring_reports_what_it_got_rather_than_what_was_asked_for
[INFO] [stdout]     tests::a_sync_completes_and_says_which_commit_it_was_for
[INFO] [stdout]     tests::a_write_goes_out_and_its_state_comes_back
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 20 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b31af3ef2d19f016b138b1acb1dcfb42f6f8d101b816a387754f651eee2bf2c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b31af3ef2d19f016b138b1acb1dcfb42f6f8d101b816a387754f651eee2bf2c2", kill_on_drop: false }`
[INFO] [stdout] b31af3ef2d19f016b138b1acb1dcfb42f6f8d101b816a387754f651eee2bf2c2
