[INFO] fetching crate ringbahn 0.0.0-experimental.1... [INFO] testing ringbahn-0.0.0-experimental.1 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate ringbahn 0.0.0-experimental.1 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate ringbahn 0.0.0-experimental.1 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-12/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" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded iou v0.0.0-ringbahn.1 [INFO] [stderr] Downloaded access-queue v1.1.0 [INFO] [stderr] Downloaded uring-sys v0.6.1 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cf8dc645b23946f324cc08031ebe12d682ebc633057eff66d99c494449320bfe [INFO] running `"docker" "start" "-a" "cf8dc645b23946f324cc08031ebe12d682ebc633057eff66d99c494449320bfe"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling cc v1.0.52 [INFO] [stderr] Compiling nix v0.16.1 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling event-listener v1.2.0 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling once_cell v1.3.1 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling access-queue v1.1.0 [INFO] [stderr] Compiling uring-sys v0.6.1 [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 20.73s [INFO] running `"docker" "inspect" "cf8dc645b23946f324cc08031ebe12d682ebc633057eff66d99c494449320bfe"` [INFO] running `"docker" "rm" "-f" "cf8dc645b23946f324cc08031ebe12d682ebc633057eff66d99c494449320bfe"` [INFO] [stdout] cf8dc645b23946f324cc08031ebe12d682ebc633057eff66d99c494449320bfe [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1979ddab78034accb5fe85c269a04a19609eb82dbef7d83431f3d17fbc7cfd75 [INFO] running `"docker" "start" "-a" "1979ddab78034accb5fe85c269a04a19609eb82dbef7d83431f3d17fbc7cfd75"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Compiling syn v1.0.21 [INFO] [stderr] Compiling proc-macro-nested v0.1.4 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling proc-macro-hack v0.5.15 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling quote v1.0.5 [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 35.64s [INFO] running `"docker" "inspect" "1979ddab78034accb5fe85c269a04a19609eb82dbef7d83431f3d17fbc7cfd75"` [INFO] running `"docker" "rm" "-f" "1979ddab78034accb5fe85c269a04a19609eb82dbef7d83431f3d17fbc7cfd75"` [INFO] [stdout] 1979ddab78034accb5fe85c269a04a19609eb82dbef7d83431f3d17fbc7cfd75 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2020-06-03" "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] 80389045f880d03fba326772bb79534f3b5f3199aaa2be18448c9eb30b962094 [INFO] running `"docker" "start" "-a" "80389045f880d03fba326772bb79534f3b5f3199aaa2be18448c9eb30b962094"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ringbahn-5b0ec48afafbdae9 [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] [stderr] Running /opt/rustwide/target/debug/deps/basic_read-f6cafe7afff2e47a [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: 0x55d91ac0ff25 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55d91ac0ff25 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55d91ac0ff25 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55d91ac0ff25 - ::fmt::h3ec6bdab62f1e8d9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55d91ac37d3c - core::fmt::write::h935cb0ed4078a853 [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55d91aba2165 - std::io::Write::write_fmt::h944a31ab04b0dfe4 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55d91ac0a461 - std::io::impls::>::write_fmt::h6bd94c41a9c566d2 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x55d91ac12750 - std::sys_common::backtrace::_print::h460db802d801ccf8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55d91ac12750 - std::sys_common::backtrace::print::h399d664f56640530 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55d91ac12750 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55d91ac1244a - std::panicking::default_hook::hfdceba6d6d1a18ae [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x55d91ac12d87 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63 [INFO] [stdout] at src/libstd/panicking.rs:486 [INFO] [stdout] 12: 0x55d91ac1298b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:388 [INFO] [stdout] 13: 0x55d91ac366d1 - core::panicking::panic_fmt::habd7df443069602c [INFO] [stdout] at src/libcore/panicking.rs:101 [INFO] [stdout] 14: 0x55d91ac364f3 - core::option::expect_none_failed::h721078758a086285 [INFO] [stdout] at src/libcore/option.rs:1272 [INFO] [stdout] 15: 0x55d91abe2c54 - core::result::Result::expect::hd54093e9f2655b6f [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/result.rs:963 [INFO] [stdout] 16: 0x55d91abe0503 - ringbahn::drive::demo::init_sq::hb2894a8f09685587 [INFO] [stdout] at src/drive/demo.rs:77 [INFO] [stdout] 17: 0x55d91abe08c2 - core::ops::function::FnOnce::call_once::h30096500a8c316af [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/ops/function.rs:232 [INFO] [stdout] 18: 0x55d91abe11da - once_cell::sync::Lazy::force::{{closure}}::h0522b467380664d4 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/once_cell-1.3.1/src/lib.rs:910 [INFO] [stdout] 19: 0x55d91abe1263 - once_cell::sync::OnceCell::get_or_init::{{closure}}::hdf64743b563159cc [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/once_cell-1.3.1/src/lib.rs:763 [INFO] [stdout] 20: 0x55d91abe3aef - once_cell::imp::OnceCell::initialize::{{closure}}::h18f239cbb843bd75 [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: 0x55d91abff8b5 - once_cell::imp::initialize_inner::he9e5cbeb1828aa83 [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: 0x55d91abe3a62 - once_cell::imp::OnceCell::initialize::h7bea931c3ca0a4b8 [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: 0x55d91abe13c0 - once_cell::sync::OnceCell::get_or_try_init::h704836021ae752d9 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/once_cell-1.3.1/src/lib.rs:803 [INFO] [stdout] 24: 0x55d91abe121e - once_cell::sync::OnceCell::get_or_init::h7bdc698eb5ce6c8f [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/once_cell-1.3.1/src/lib.rs:763 [INFO] [stdout] 25: 0x55d91abe1146 - once_cell::sync::Lazy::force::h290bdfb8997608a4 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/once_cell-1.3.1/src/lib.rs:909 [INFO] [stdout] 26: 0x55d91abe110f - as core::ops::deref::Deref>::deref::heb1e02d42d395d15 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/once_cell-1.3.1/src/lib.rs:919 [INFO] [stdout] 27: 0x55d91abe0461 - ringbahn::drive::demo::driver::h9424359a9ac7d13a [INFO] [stdout] at src/drive/demo.rs:71 [INFO] [stdout] 28: 0x55d91ab99aeb - basic_read::read_file::hcf8193d1a7f955d3 [INFO] [stdout] at tests/basic-read.rs:13 [INFO] [stdout] 29: 0x55d91ab99a1a - basic_read::read_file::{{closure}}::h01d359e9538b0a44 [INFO] [stdout] at tests/basic-read.rs:10 [INFO] [stdout] 30: 0x55d91ab9a44e - core::ops::function::FnOnce::call_once::hfe6206eac3787004 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/ops/function.rs:232 [INFO] [stdout] 31: 0x55d91abc9552 - as core::ops::function::FnOnce>::call_once::hd23431bd7b767a0c [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/liballoc/boxed.rs:1076 [INFO] [stdout] 32: 0x55d91abc9552 - as core::ops::function::FnOnce<()>>::call_once::h6986d2e83b783a4e [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:318 [INFO] [stdout] 33: 0x55d91abc9552 - std::panicking::try::do_call::haee67871ebe8ee92 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:297 [INFO] [stdout] 34: 0x55d91abc9552 - std::panicking::try::hcba534043f17f42d [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:274 [INFO] [stdout] 35: 0x55d91abc9552 - std::panic::catch_unwind::h6908c2ae7517b434 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:394 [INFO] [stdout] 36: 0x55d91abc9552 - test::run_test_in_process::h66277a63b8267865 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 37: 0x55d91abc9552 - test::run_test::run_test_inner::{{closure}}::h591f321b83c3f302 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 38: 0x55d91aba1626 - std::sys_common::backtrace::__rust_begin_short_backtrace::h843e47ea29613666 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 39: 0x55d91aba6bc5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::ha6c43669df0cbe25 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/thread/mod.rs:475 [INFO] [stdout] 40: 0x55d91aba6bc5 - as core::ops::function::FnOnce<()>>::call_once::hc86e5439e615a14a [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:318 [INFO] [stdout] 41: 0x55d91aba6bc5 - std::panicking::try::do_call::h4b45bcf4d5d82a80 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:297 [INFO] [stdout] 42: 0x55d91aba6bc5 - std::panicking::try::h297c0c407d3f8196 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:274 [INFO] [stdout] 43: 0x55d91aba6bc5 - std::panic::catch_unwind::h877baa9fbef2eafe [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:394 [INFO] [stdout] 44: 0x55d91aba6bc5 - std::thread::Builder::spawn_unchecked::{{closure}}::hdb000626ad29158a [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/thread/mod.rs:474 [INFO] [stdout] 45: 0x55d91aba6bc5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h87e786b011f05b5c [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/ops/function.rs:232 [INFO] [stdout] 46: 0x55d91ac1908a - as core::ops::function::FnOnce>::call_once::hfc5c0e64036d1b09 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/liballoc/boxed.rs:1076 [INFO] [stdout] 47: 0x55d91ac1908a - as core::ops::function::FnOnce>::call_once::hf3d73184efc070c1 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/liballoc/boxed.rs:1076 [INFO] [stdout] 48: 0x55d91ac1908a - std::sys::unix::thread::Thread::new::thread_start::hb9eb749d91dfe8e2 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 49: 0x7f3a4a822609 - start_thread [INFO] [stdout] 50: 0x7f3a4a72e103 - __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" "80389045f880d03fba326772bb79534f3b5f3199aaa2be18448c9eb30b962094"` [INFO] running `"docker" "rm" "-f" "80389045f880d03fba326772bb79534f3b5f3199aaa2be18448c9eb30b962094"` [INFO] [stdout] 80389045f880d03fba326772bb79534f3b5f3199aaa2be18448c9eb30b962094