[INFO] crate mio 0.6.19 is already in cache [INFO] extracting crate mio 0.6.19 into work/ex/beta-1.37-6/sources/1.36.0/reg/mio/0.6.19 [INFO] extracting crate mio 0.6.19 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mio/0.6.19 [INFO] validating manifest of mio-0.6.19 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mio-0.6.19 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mio-0.6.19 [INFO] removed 0 missing tests [INFO] finished frobbing mio-0.6.19 [INFO] frobbed toml for mio-0.6.19 written to work/ex/beta-1.37-6/sources/1.36.0/reg/mio/0.6.19/Cargo.toml [INFO] started frobbing mio-0.6.19 [INFO] removed 0 missing tests [INFO] finished frobbing mio-0.6.19 [INFO] frobbed toml for mio-0.6.19 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mio/0.6.19/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing mio-0.6.19 against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/mio/0.6.19:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"` [INFO] [stdout] fb0392a885d15043bfffa43b801dbe3a456273731dfcea8fe3314134c7f45044 [INFO] running `"docker" "start" "-a" "fb0392a885d15043bfffa43b801dbe3a456273731dfcea8fe3314134c7f45044"` [INFO] [stderr] Compiling mio v0.6.19 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.53s [INFO] running `"docker" "inspect" "fb0392a885d15043bfffa43b801dbe3a456273731dfcea8fe3314134c7f45044"` [INFO] running `"docker" "rm" "-f" "fb0392a885d15043bfffa43b801dbe3a456273731dfcea8fe3314134c7f45044"` [INFO] [stdout] fb0392a885d15043bfffa43b801dbe3a456273731dfcea8fe3314134c7f45044 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/mio/0.6.19:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] bd1c268a337dd1c5bc9e1a2f59035fbccb53bfe44edf4c4313f570312702d11b [INFO] running `"docker" "start" "-a" "bd1c268a337dd1c5bc9e1a2f59035fbccb53bfe44edf4c4313f570312702d11b"` [INFO] [stderr] Compiling mio v0.6.19 (/opt/crater/workdir) [INFO] [stderr] warning: the item `Duration` is imported redundantly [INFO] [stderr] --> test/mod.rs:184:9 [INFO] [stderr] | [INFO] [stderr] 72 | use std::time::Duration; [INFO] [stderr] | ------------------- the item `Duration` is already imported here [INFO] [stderr] ... [INFO] [stderr] 184 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.57s [INFO] running `"docker" "inspect" "bd1c268a337dd1c5bc9e1a2f59035fbccb53bfe44edf4c4313f570312702d11b"` [INFO] running `"docker" "rm" "-f" "bd1c268a337dd1c5bc9e1a2f59035fbccb53bfe44edf4c4313f570312702d11b"` [INFO] [stdout] bd1c268a337dd1c5bc9e1a2f59035fbccb53bfe44edf4c4313f570312702d11b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/mio/0.6.19:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"` [INFO] [stdout] aa96a0a231ab6fdb3ad9218740fefd3a6aeaabcb784f47503aaa739b1ad9451e [INFO] running `"docker" "start" "-a" "aa96a0a231ab6fdb3ad9218740fefd3a6aeaabcb784f47503aaa739b1ad9451e"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/mio-a6441863daddbbbf [INFO] [stdout] [INFO] [stdout] running 29 tests [INFO] [stdout] test event_imp::test_debug_pollopt ... ok [INFO] [stdout] test lazycell::tests::test_atomic_into_inner ... ok [INFO] [stdout] test lazycell::tests::test_atomic_borrow_from_empty ... ok [INFO] [stdout] test lazycell::tests::test_borrow_from_empty ... ok [INFO] [stdout] test lazycell::tests::test_atomic_fill_and_borrow ... ok [INFO] [stdout] test lazycell::tests::normal_replace ... ok [INFO] [stdout] test lazycell::tests::test_atomic_already_filled_panic ... ok [INFO] [stdout] test lazycell::tests::atomic_replace ... ok [INFO] [stdout] test lazycell::tests::test_already_filled_error ... ok [INFO] [stdout] test event_imp::test_debug_ready ... ok [INFO] [stdout] test lazycell::tests::test_borrow_with ... ok [INFO] [stdout] test lazycell::tests::test_borrow_with_not_called_when_filled ... ok [INFO] [stdout] test lazycell::tests::test_borrow_mut_with ... ok [INFO] [stdout] test lazycell::tests::test_borrow_mut ... ok [INFO] [stdout] test lazycell::tests::test_borrow_mut_with_already_filled ... ok [INFO] [stdout] test lazycell::tests::test_fill_and_borrow ... ok [INFO] [stdout] test lazycell::tests::test_borrow_mut_with_not_called_when_filled ... ok [INFO] [stdout] test lazycell::tests::test_borrow_with_already_filled ... ok [INFO] [stdout] test lazycell::tests::test_try_borrow_mut_with_already_filled ... ok [INFO] [stdout] test lazycell::tests::test_try_borrow_mut_with_err ... ok [INFO] [stdout] test lazycell::tests::test_try_borrow_mut_with_ok ... ok [INFO] [stdout] test lazycell::tests::test_try_borrow_with_err ... ok [INFO] [stdout] test lazycell::tests::test_try_borrow_with_ok ... ok [INFO] [stdout] test lazycell::tests::test_try_borrow_with_already_filled ... ok [INFO] [stdout] test lazycell::tests::test_into_inner ... ok [INFO] [stdout] test sys::unix::ready::test_ready_all ... ok [INFO] [stdout] test poll::as_raw_fd ... ok [INFO] [stdout] test lazycell::tests::test_borrow_with_sound_with_reentrancy ... ok [INFO] [stdout] test lazycell::tests::test_try_borrow_with_sound_with_reentrancy ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/test-ee6e8ed8e8e6ea0d [INFO] [stdout] [INFO] [stdout] running 62 tests [INFO] [stdout] test test_custom_evented::smoke ... ok [INFO] [stdout] test test_close_on_drop::test_close_on_drop ... ok [INFO] [stdout] test test_double_register::test_double_register ... ok [INFO] [stdout] test test_echo_server::test_echo_server ... ok [INFO] [stdout] test test_local_addr_ready::local_addr_ready ... ok [INFO] [stdout] test test_custom_evented::stress::with_small_events_collection ... ok [INFO] [stdout] test test_multicast::test_multicast ... FAILED [INFO] [stdout] test test_notify::test_notify_capacity ... ok [INFO] [stdout] test test_custom_evented::stress::multi_threaded_poll ... ok [INFO] [stdout] test test_oneshot::test_tcp_edge_oneshot ... ok [INFO] [stdout] test test_poll::test_poll_closes_fd ... ok [INFO] [stdout] test test_poll_channel::test_dropping_receive_before_poll ... ok [INFO] [stdout] test test_notify::test_notify_drop ... ok [INFO] [stdout] test test_poll_channel::test_mixing_channel_with_socket ... ok [INFO] [stdout] test test_poll_channel::test_poll_channel_level ... ok [INFO] [stdout] test test_broken_pipe::broken_pipe ... ok [INFO] [stdout] test test_notify::test_notify ... ok [INFO] [stdout] test test_custom_evented::drop_registration_from_non_main_thread ... ok [INFO] [stdout] test test_poll_channel::test_poll_channel_edge ... ok [INFO] [stdout] test test_register_deregister::test_register_deregister ... ok [INFO] [stdout] test test_register_multiple_event_loops::test_tcp_register_multiple_event_loops ... ok [INFO] [stdout] test test_register_multiple_event_loops::test_udp_register_multiple_event_loops ... ok [INFO] [stdout] test test_register_deregister::test_register_empty_interest ... ok [INFO] [stdout] test test_smoke::add_then_drop ... ok [INFO] [stdout] test test_poll_channel::test_poll_channel_writable ... ok [INFO] [stdout] test test_smoke::run_once_with_nothing ... ok [INFO] [stdout] test test_tcp::accept ... ok [INFO] [stdout] test test_tcp::bind_twice_bad ... ok [INFO] [stdout] test test_tcp::connect ... ok [INFO] [stdout] test test_tcp::connect_error ... ok [INFO] [stdout] test test_tcp::connect_then_close ... ok [INFO] [stdout] test test_tcp::connection_reset_by_peer ... ok [INFO] [stdout] test test_subprocess_pipe::test_subprocess_pipe ... ok [INFO] [stdout] test test_tcp::multiple_writes_immediate_success ... ok [INFO] [stdout] test test_tcp::listen_then_close ... ok [INFO] [stdout] test test_tcp::peek ... ok [INFO] [stdout] test test_tcp::read ... ok [INFO] [stdout] test test_tcp::test_tcp_sockets_are_send ... ok [INFO] [stdout] test test_tcp::write ... ok [INFO] [stdout] test test_poll_channel::test_sending_from_other_thread_while_polling ... ok [INFO] [stdout] test test_tcp::write_error ... ok [INFO] [stdout] test test_tcp_level::test_tcp_listener_level_triggered ... ok [INFO] [stdout] test test_poll_channel::test_poll_channel_oneshot ... ok [INFO] [stdout] test test_tcp_shutdown::test_write_shutdown ... ok [INFO] [stdout] test test_tick::test_tick ... ok [INFO] [stdout] test test_tcp_level::test_tcp_stream_level_triggered ... ok [INFO] [stdout] test test_udp_socket::test_udp_socket ... ok [INFO] [stdout] test test_udp_socket::test_udp_socket_discard ... ok [INFO] [stdout] test test_udp_socket::test_udp_socket_send_recv ... ok [INFO] [stdout] test test_udp_socket::test_udp_socket_send_recv_bufs ... ok [INFO] [stdout] test test_uds_shutdown::test_echo_server ... ok [INFO] [stdout] test test_unix_echo_server::test_unix_echo_server ... ok [INFO] [stdout] test test_unix_pass_fd::test_unix_pass_fd ... ok [INFO] [stdout] test test_write_then_drop::write_then_deregister ... ok [INFO] [stdout] test test_write_then_drop::write_then_drop ... ok [INFO] [stdout] test test_reregister_without_poll::test_reregister_different_without_poll ... ok [INFO] [stdout] test test_udp_level::test_udp_level_triggered ... ok [INFO] [stdout] test test_tcp::read_bufs ... ok [INFO] [stdout] test test_tcp::write_bufs ... ok [INFO] [stdout] test test_battery::test_echo_server ... ok [INFO] [stdout] test test_custom_evented::set_readiness_before_register ... ok [INFO] [stdout] test test_custom_evented::stress::single_threaded_poll ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test_multicast::test_multicast stdout ---- [INFO] [stdout] thread 'test_multicast::test_multicast' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 19, kind: Other, message: "No such device" }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561c75b9cee3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x561c75b96c1b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x561c75b9a6a6 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] at src/libstd/panicking.rs:197 [INFO] [stdout] 3: 0x561c75b9a3ce - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:208 [INFO] [stdout] 4: 0x561c75b9adaf - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:474 [INFO] [stdout] 5: 0x561c75b9a931 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stdout] at src/libstd/panicking.rs:381 [INFO] [stdout] 6: 0x561c75b9a815 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:308 [INFO] [stdout] 7: 0x561c75bb2f9c - core::panicking::panic_fmt::hc4f83bfed80aeabd [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 8: 0x561c75b2e606 - core::result::unwrap_failed::h1ae23c2fe8a6e6fc [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:18 [INFO] [stdout] 9: 0x561c75b2efef - core::result::Result::unwrap::h44219c6195a0e345 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:800 [INFO] [stdout] 10: 0x561c759ada2e - test::test_multicast::test_multicast::hc3ff259ba45850dd [INFO] [stdout] at test/test_multicast.rs:77 [INFO] [stdout] 11: 0x561c759ad599 - test::test_multicast::test_multicast::{{closure}}::h03f4fa8121af7130 [INFO] [stdout] at test/test_multicast.rs:64 [INFO] [stdout] 12: 0x561c75a5e86d - core::ops::function::FnOnce::call_once::h6387bde52a4c03df [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 13: 0x561c75aeb92e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 14: 0x561c75ba3ee9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 15: 0x561c75b06227 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at src/libtest/lib.rs:1468 [INFO] [stdout] 16: 0x561c75ae0c44 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 17: 0x561c75ae4cf4 - std::panicking::try::do_call::h6f86e980b52f74d5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stdout] 18: 0x561c75ba3ee9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 19: 0x561c75ae5301 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 20: 0x561c75b8adfe - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 21: 0x561c75ba353f - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 22: 0x7fc08ef3e4a3 - start_thread [INFO] [stdout] 23: 0x7fc08ea69d0e - __clone [INFO] [stdout] 24: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test_multicast::test_multicast [INFO] [stdout] [INFO] [stdout] test result: FAILED. 61 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test test' [INFO] running `"docker" "inspect" "aa96a0a231ab6fdb3ad9218740fefd3a6aeaabcb784f47503aaa739b1ad9451e"` [INFO] running `"docker" "rm" "-f" "aa96a0a231ab6fdb3ad9218740fefd3a6aeaabcb784f47503aaa739b1ad9451e"` [INFO] [stdout] aa96a0a231ab6fdb3ad9218740fefd3a6aeaabcb784f47503aaa739b1ad9451e