[INFO] fetching crate ringbahn 0.0.0-experimental.1... [INFO] testing ringbahn-0.0.0-experimental.1 against 1.44.0 for beta-1.45-1 [INFO] extracting crate ringbahn 0.0.0-experimental.1 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate ringbahn 0.0.0-experimental.1 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate ringbahn 0.0.0-experimental.1 [INFO] finished tweaking crates.io crate ringbahn 0.0.0-experimental.1 [INFO] tweaked toml for crates.io crate ringbahn 0.0.0-experimental.1 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate crates.io crate ringbahn 0.0.0-experimental.1 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stdout] ba87848fb661a37dbadaa364907dce413049853ceca4c25fcf684f995a5c07b4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "ba87848fb661a37dbadaa364907dce413049853ceca4c25fcf684f995a5c07b4"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling nix v0.16.1 [INFO] [stderr] Compiling event-listener v1.2.0 [INFO] [stderr] Compiling once_cell v1.3.1 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling uring-sys v0.6.1 [INFO] [stderr] Compiling access-queue v1.1.0 [INFO] [stderr] Compiling parking_lot_core v0.7.2 [INFO] [stderr] Compiling parking_lot v0.10.2 [INFO] [stderr] Compiling iou v0.0.0-ringbahn.1 [INFO] [stderr] Compiling ringbahn v0.0.0-experimental.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.27s [INFO] running `"docker" "inspect" "ba87848fb661a37dbadaa364907dce413049853ceca4c25fcf684f995a5c07b4"` [INFO] running `"docker" "rm" "-f" "ba87848fb661a37dbadaa364907dce413049853ceca4c25fcf684f995a5c07b4"` [INFO] [stdout] ba87848fb661a37dbadaa364907dce413049853ceca4c25fcf684f995a5c07b4 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stdout] bbed4d74289a51ee5bd760b0761c5b75088018e3b4b92719bc952c258c8760b1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "bbed4d74289a51ee5bd760b0761c5b75088018e3b4b92719bc952c258c8760b1"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling syn v1.0.21 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling quote v1.0.5 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling pin-project-internal v0.4.16 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling pin-project v0.4.16 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling ringbahn v0.0.0-experimental.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 33.83s [INFO] running `"docker" "inspect" "bbed4d74289a51ee5bd760b0761c5b75088018e3b4b92719bc952c258c8760b1"` [INFO] running `"docker" "rm" "-f" "bbed4d74289a51ee5bd760b0761c5b75088018e3b4b92719bc952c258c8760b1"` [INFO] [stdout] bbed4d74289a51ee5bd760b0761c5b75088018e3b4b92719bc952c258c8760b1 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c3e0033de7e3e8fabfef34affd1540842d469c6c8549be99f1a565032ffff9da [INFO] running `"docker" "start" "-a" "c3e0033de7e3e8fabfef34affd1540842d469c6c8549be99f1a565032ffff9da"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ringbahn-9da30a8469a30c40 [INFO] [stderr] Running /opt/rustwide/target/debug/deps/basic_read-e38ff1a339d83881 [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test read_file ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- read_file stdout ---- [INFO] [stdout] thread 'read_file' panicked at 'TODO handle io_uring_init failure: Os { code: 1, kind: PermissionDenied, message: "Operation not permitted" }', src/drive/demo.rs:77:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x558954e01e94 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x558954e01e94 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x558954e01e94 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x558954e01e94 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x558954e2ab1c - core::fmt::write::hdaea18585065a96d [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x558954d91295 - std::io::Write::write_fmt::h42f0550b6bd39c6e [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x558954dfc481 - std::io::impls::>::write_fmt::h223d7b7033cad46d [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x558954e04765 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x558954e04765 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x558954e04765 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x558954e0444b - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x558954e04dc2 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x558954e049ab - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 13: 0x558954e29541 - core::panicking::panic_fmt::h1ac71ad045d55416 [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 14: 0x558954e29363 - core::option::expect_none_failed::hb40004d71d61b685 [INFO] [stdout] at src/libcore/option.rs:1268 [INFO] [stdout] 15: 0x558954dd1155 - core::result::Result::expect::h8f2b71b4f8bbe76e [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/result.rs:963 [INFO] [stdout] 16: 0x558954dd03f3 - ringbahn::drive::demo::init_sq::h96557ffb2d9908fb [INFO] [stdout] at src/drive/demo.rs:77 [INFO] [stdout] 17: 0x558954dd0822 - core::ops::function::FnOnce::call_once::h23b8fa16775cd51f [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stdout] 18: 0x558954dcfe7e - once_cell::sync::Lazy::force::{{closure}}::h2d217927183e0300 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/once_cell-1.3.1/src/lib.rs:910 [INFO] [stdout] 19: 0x558954dcff13 - once_cell::sync::OnceCell::get_or_init::{{closure}}::h0d35faa5203afc7f [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/once_cell-1.3.1/src/lib.rs:763 [INFO] [stdout] 20: 0x558954dd30cf - once_cell::imp::OnceCell::initialize::{{closure}}::h53eb8d58dee790a8 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/once_cell-1.3.1/src/imp_std.rs:96 [INFO] [stdout] 21: 0x558954df03c2 - once_cell::imp::initialize_inner::habff9bf0aa9152bb [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/once_cell-1.3.1/src/imp_std.rs:133 [INFO] [stdout] 22: 0x558954dd3042 - once_cell::imp::OnceCell::initialize::he97b3f56aa1ecec8 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/once_cell-1.3.1/src/imp_std.rs:94 [INFO] [stdout] 23: 0x558954dd007c - once_cell::sync::OnceCell::get_or_try_init::h99bb55f28f6351f8 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/once_cell-1.3.1/src/lib.rs:803 [INFO] [stdout] 24: 0x558954dcfece - once_cell::sync::OnceCell::get_or_init::h4d71c8c429054f9f [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/once_cell-1.3.1/src/lib.rs:763 [INFO] [stdout] 25: 0x558954dcfde6 - once_cell::sync::Lazy::force::hbfe32c2d8a69ed47 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/once_cell-1.3.1/src/lib.rs:909 [INFO] [stdout] 26: 0x558954dcfdaf - as core::ops::deref::Deref>::deref::h4741b496e821b018 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/once_cell-1.3.1/src/lib.rs:919 [INFO] [stdout] 27: 0x558954dd0351 - ringbahn::drive::demo::driver::he69c4cda581197ad [INFO] [stdout] at src/drive/demo.rs:71 [INFO] [stdout] 28: 0x558954d88b4b - basic_read::read_file::h58e34f3a439d6c22 [INFO] [stdout] at tests/basic-read.rs:13 [INFO] [stdout] 29: 0x558954d88a5a - basic_read::read_file::{{closure}}::h15db0819a524abfc [INFO] [stdout] at tests/basic-read.rs:10 [INFO] [stdout] 30: 0x558954d8943e - core::ops::function::FnOnce::call_once::h01119027b253b8c6 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stdout] 31: 0x558954db8726 - as core::ops::function::FnOnce>::call_once::hc165f65f4331a55c [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 32: 0x558954db8726 - as core::ops::function::FnOnce<()>>::call_once::hb89f1f769cad07ce [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stdout] 33: 0x558954db8726 - std::panicking::try::do_call::h104f7f3dae5a1b29 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stdout] 34: 0x558954db8726 - std::panicking::try::h0e20f01361cba753 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stdout] 35: 0x558954db8726 - std::panic::catch_unwind::h0bd0c84b5f4cd121 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stdout] 36: 0x558954db8726 - test::run_test_in_process::hf34c22adfeb6853d [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 37: 0x558954db8726 - test::run_test::run_test_inner::{{closure}}::h40d568b4c10a12f1 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 38: 0x558954d90746 - std::sys_common::backtrace::__rust_begin_short_backtrace::hffd9774ad3f2d778 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 39: 0x558954d95ad5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h4594020476cf52d4 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475 [INFO] [stdout] 40: 0x558954d95ad5 - as core::ops::function::FnOnce<()>>::call_once::h9d0a6d45b73e29e4 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stdout] 41: 0x558954d95ad5 - std::panicking::try::do_call::h902fd77b30bb3bb7 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stdout] 42: 0x558954d95ad5 - std::panicking::try::hc17d3a628e65d49d [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stdout] 43: 0x558954d95ad5 - std::panic::catch_unwind::h9c9d49cbb6b18017 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stdout] 44: 0x558954d95ad5 - std::thread::Builder::spawn_unchecked::{{closure}}::h6a6f5a333fd631a2 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474 [INFO] [stdout] 45: 0x558954d95ad5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha6fb197e0ce57f73 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stdout] 46: 0x558954e0b5ea - as core::ops::function::FnOnce>::call_once::h1f1fac7de7dd9691 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 47: 0x558954e0b5ea - as core::ops::function::FnOnce>::call_once::ha031f48633a6af54 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 48: 0x558954e0b5ea - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 49: 0x7fb7f3446609 - start_thread [INFO] [stdout] 50: 0x7fb7f3352103 - __clone [INFO] [stdout] 51: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] read_file [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test basic-read' [INFO] running `"docker" "inspect" "c3e0033de7e3e8fabfef34affd1540842d469c6c8549be99f1a565032ffff9da"` [INFO] running `"docker" "rm" "-f" "c3e0033de7e3e8fabfef34affd1540842d469c6c8549be99f1a565032ffff9da"` [INFO] [stdout] c3e0033de7e3e8fabfef34affd1540842d469c6c8549be99f1a565032ffff9da