[INFO] crate tchannel 0.0.2 is already in cache [INFO] testing tchannel-0.0.2 against 1.44.0 for beta-1.45-1 [INFO] extracting crate tchannel 0.0.2 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate tchannel 0.0.2 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 tchannel 0.0.2 [INFO] finished tweaking crates.io crate tchannel 0.0.2 [INFO] tweaked toml for crates.io crate tchannel 0.0.2 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] e4def313bdbe06c33529922f7406caebfaf561ad4e4fec218467d4816daa4b2f [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" "e4def313bdbe06c33529922f7406caebfaf561ad4e4fec218467d4816daa4b2f"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling tchannel v0.0.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/atomic_cell.rs:41:35 [INFO] [stderr] | [INFO] [stderr] 41 | let empty_data = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `reset` [INFO] [stderr] --> src/mpsc/segment.rs:151:5 [INFO] [stderr] | [INFO] [stderr] 151 | pub fn reset(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.16s [INFO] running `"docker" "inspect" "e4def313bdbe06c33529922f7406caebfaf561ad4e4fec218467d4816daa4b2f"` [INFO] running `"docker" "rm" "-f" "e4def313bdbe06c33529922f7406caebfaf561ad4e4fec218467d4816daa4b2f"` [INFO] [stdout] e4def313bdbe06c33529922f7406caebfaf561ad4e4fec218467d4816daa4b2f [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 25f3785301a917874e18c823f516c6ff183320793f126cf0cc953ea156d5ebd4 [INFO] running `"docker" "start" "-a" "25f3785301a917874e18c823f516c6ff183320793f126cf0cc953ea156d5ebd4"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling tchannel v0.0.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/atomic_cell.rs:41:35 [INFO] [stderr] | [INFO] [stderr] 41 | let empty_data = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `reset` [INFO] [stderr] --> src/mpsc/segment.rs:151:5 [INFO] [stderr] | [INFO] [stderr] 151 | pub fn reset(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/atomic_cell.rs:41:35 [INFO] [stderr] | [INFO] [stderr] 41 | let empty_data = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `reset` [INFO] [stderr] --> src/mpsc/segment.rs:151:5 [INFO] [stderr] | [INFO] [stderr] 151 | pub fn reset(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.79s [INFO] running `"docker" "inspect" "25f3785301a917874e18c823f516c6ff183320793f126cf0cc953ea156d5ebd4"` [INFO] running `"docker" "rm" "-f" "25f3785301a917874e18c823f516c6ff183320793f126cf0cc953ea156d5ebd4"` [INFO] [stdout] 25f3785301a917874e18c823f516c6ff183320793f126cf0cc953ea156d5ebd4 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 5ff423957ba72c10d4bab96269939dc2e661f47d2a3fd5532a8816053f98e1d7 [INFO] running `"docker" "start" "-a" "5ff423957ba72c10d4bab96269939dc2e661f47d2a3fd5532a8816053f98e1d7"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stdout] [INFO] [stderr] --> src/atomic_cell.rs:41:35 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 41 | let empty_data = unsafe { mem::uninitialized() }; [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `reset` [INFO] [stderr] --> src/mpsc/segment.rs:151:5 [INFO] [stderr] | [INFO] [stderr] 151 | pub fn reset(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/atomic_cell.rs:41:35 [INFO] [stderr] | [INFO] [stderr] 41 | let empty_data = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `reset` [INFO] [stderr] --> src/mpsc/segment.rs:151:5 [INFO] [stderr] | [INFO] [stderr] 151 | pub fn reset(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/tchannel-b6d5b699cdebdafb [INFO] [stderr] Running /opt/rustwide/target/debug/deps/mpsc-e141ce820e1c45ae [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test closed_sender ... ok [INFO] [stdout] test assertions ... ok [INFO] [stdout] test closed_receiver ... ok [INFO] [stdout] test simple ... ok [INFO] [stdout] test send_alot ... ok [INFO] [stdout] test stress_test ... ok [INFO] [stdout] test drop_test_drop_sender_first ... FAILED [INFO] [stdout] test drop_test_drop_receiver_first ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- drop_test_drop_sender_first stdout ---- [INFO] [stdout] thread 'drop_test_drop_sender_first' panicked at 'attempted to leave type `DropTest` uninitialized, which is invalid', /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/mem/mod.rs:661:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x557a8dbe4b94 - 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: 0x557a8dbe4b94 - 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: 0x557a8dbe4b94 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x557a8dbe4b94 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x557a8dc0d7dc - core::fmt::write::hdaea18585065a96d [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x557a8db986a5 - std::io::Write::write_fmt::h42f0550b6bd39c6e [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x557a8dbdf181 - std::io::impls::>::write_fmt::h223d7b7033cad46d [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x557a8dbe7465 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x557a8dbe7465 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x557a8dbe7465 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x557a8dbe714b - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x557a8dbe7ac2 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x557a8dbe76ab - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 13: 0x557a8dc0c201 - core::panicking::panic_fmt::h1ac71ad045d55416 [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 14: 0x557a8dc0c14d - core::panicking::panic::h57854ec308e1f8ab [INFO] [stdout] at src/libcore/panicking.rs:54 [INFO] [stdout] 15: 0x557a8db8d21a - core::mem::uninitialized::hc153a53b44f2c667 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/mem/mod.rs:661 [INFO] [stdout] 16: 0x557a8db8d21a - tchannel::atomic_cell::AtomicCell::empty::h71c97e73ca965e3b [INFO] [stdout] at /opt/rustwide/workdir/src/atomic_cell.rs:41 [INFO] [stdout] 17: 0x557a8db8d0fd - as core::default::Default>::default::hbf9b7471fb7dfd79 [INFO] [stdout] at /opt/rustwide/workdir/src/atomic_cell.rs:77 [INFO] [stdout] 18: 0x557a8db8af31 - core::array::::default::h175f7d0db0e82f83 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/array/mod.rs:422 [INFO] [stdout] 19: 0x557a8db88841 - tchannel::mpsc::segment::Segment::empty::h40b4871d445418e1 [INFO] [stdout] at /opt/rustwide/workdir/src/mpsc/segment.rs:61 [INFO] [stdout] 20: 0x557a8db87e71 - tchannel::mpsc::channel::haa7ddb555dc9b8bc [INFO] [stdout] at /opt/rustwide/workdir/src/mpsc/mod.rs:31 [INFO] [stdout] 21: 0x557a8db8297c - mpsc::drop_test_drop_sender_first::h0372db67892cac74 [INFO] [stdout] at tests/mpsc.rs:89 [INFO] [stdout] 22: 0x557a8db8293a - mpsc::drop_test_drop_sender_first::{{closure}}::h48d6231bd4390855 [INFO] [stdout] at tests/mpsc.rs:88 [INFO] [stdout] 23: 0x557a8db8e6ae - core::ops::function::FnOnce::call_once::h9a0e91df6e72e4c9 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stdout] 24: 0x557a8dbbfb36 - as core::ops::function::FnOnce>::call_once::hc165f65f4331a55c [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 25: 0x557a8dbbfb36 - as core::ops::function::FnOnce<()>>::call_once::hb89f1f769cad07ce [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stdout] 26: 0x557a8dbbfb36 - std::panicking::try::do_call::h104f7f3dae5a1b29 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stdout] 27: 0x557a8dbbfb36 - std::panicking::try::h0e20f01361cba753 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stdout] 28: 0x557a8dbbfb36 - std::panic::catch_unwind::h0bd0c84b5f4cd121 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stdout] 29: 0x557a8dbbfb36 - test::run_test_in_process::hf34c22adfeb6853d [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 30: 0x557a8dbbfb36 - test::run_test::run_test_inner::{{closure}}::h40d568b4c10a12f1 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 31: 0x557a8db97b56 - std::sys_common::backtrace::__rust_begin_short_backtrace::hffd9774ad3f2d778 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 32: 0x557a8db9cee5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h4594020476cf52d4 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475 [INFO] [stdout] 33: 0x557a8db9cee5 - as core::ops::function::FnOnce<()>>::call_once::h9d0a6d45b73e29e4 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stdout] 34: 0x557a8db9cee5 - std::panicking::try::do_call::h902fd77b30bb3bb7 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stdout] 35: 0x557a8db9cee5 - std::panicking::try::hc17d3a628e65d49d [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stdout] 36: 0x557a8db9cee5 - std::panic::catch_unwind::h9c9d49cbb6b18017 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stdout] 37: 0x557a8db9cee5 - std::thread::Builder::spawn_unchecked::{{closure}}::h6a6f5a333fd631a2 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474 [INFO] [stdout] 38: 0x557a8db9cee5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha6fb197e0ce57f73 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stdout] 39: 0x557a8dbee2aa - as core::ops::function::FnOnce>::call_once::h1f1fac7de7dd9691 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 40: 0x557a8dbee2aa - as core::ops::function::FnOnce>::call_once::ha031f48633a6af54 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 41: 0x557a8dbee2aa - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 42: 0x7f45b3461609 - start_thread [INFO] [stdout] 43: 0x7f45b336d103 - __clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- drop_test_drop_receiver_first stdout ---- [INFO] [stdout] thread 'drop_test_drop_receiver_first' panicked at 'attempted to leave type `DropTest` uninitialized, which is invalid', /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/mem/mod.rs:661:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x557a8dbe4b94 - 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: 0x557a8dbe4b94 - 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: 0x557a8dbe4b94 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x557a8dbe4b94 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x557a8dc0d7dc - core::fmt::write::hdaea18585065a96d [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x557a8db986a5 - std::io::Write::write_fmt::h42f0550b6bd39c6e [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x557a8dbdf181 - std::io::impls::>::write_fmt::h223d7b7033cad46d [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x557a8dbe7465 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x557a8dbe7465 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x557a8dbe7465 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x557a8dbe714b - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x557a8dbe7ac2 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x557a8dbe76ab - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 13: 0x557a8dc0c201 - core::panicking::panic_fmt::h1ac71ad045d55416 [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 14: 0x557a8dc0c14d - core::panicking::panic::h57854ec308e1f8ab [INFO] [stdout] at src/libcore/panicking.rs:54 [INFO] [stdout] 15: 0x557a8db8d21a - core::mem::uninitialized::hc153a53b44f2c667 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/mem/mod.rs:661 [INFO] [stdout] 16: 0x557a8db8d21a - tchannel::atomic_cell::AtomicCell::empty::h71c97e73ca965e3b [INFO] [stdout] at /opt/rustwide/workdir/src/atomic_cell.rs:41 [INFO] [stdout] 17: 0x557a8db8d0fd - as core::default::Default>::default::hbf9b7471fb7dfd79 [INFO] [stdout] at /opt/rustwide/workdir/src/atomic_cell.rs:77 [INFO] [stdout] 18: 0x557a8db8af31 - core::array::::default::h175f7d0db0e82f83 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/array/mod.rs:422 [INFO] [stdout] 19: 0x557a8db88841 - tchannel::mpsc::segment::Segment::empty::h40b4871d445418e1 [INFO] [stdout] at /opt/rustwide/workdir/src/mpsc/segment.rs:61 [INFO] [stdout] 20: 0x557a8db87e71 - tchannel::mpsc::channel::haa7ddb555dc9b8bc [INFO] [stdout] at /opt/rustwide/workdir/src/mpsc/mod.rs:31 [INFO] [stdout] 21: 0x557a8db81e6c - mpsc::drop_test_drop_receiver_first::h00dbe17500e8b186 [INFO] [stdout] at tests/mpsc.rs:73 [INFO] [stdout] 22: 0x557a8db81e2a - mpsc::drop_test_drop_receiver_first::{{closure}}::hfc8ce93eec2cd8d2 [INFO] [stdout] at tests/mpsc.rs:72 [INFO] [stdout] 23: 0x557a8db8e58e - core::ops::function::FnOnce::call_once::h20f370fe6d10d691 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stdout] 24: 0x557a8dbbfb36 - as core::ops::function::FnOnce>::call_once::hc165f65f4331a55c [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 25: 0x557a8dbbfb36 - as core::ops::function::FnOnce<()>>::call_once::hb89f1f769cad07ce [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stdout] 26: 0x557a8dbbfb36 - std::panicking::try::do_call::h104f7f3dae5a1b29 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stdout] 27: 0x557a8dbbfb36 - std::panicking::try::h0e20f01361cba753 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stdout] 28: 0x557a8dbbfb36 - std::panic::catch_unwind::h0bd0c84b5f4cd121 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stdout] 29: 0x557a8dbbfb36 - test::run_test_in_process::hf34c22adfeb6853d [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 30: 0x557a8dbbfb36 - test::run_test::run_test_inner::{{closure}}::h40d568b4c10a12f1 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 31: 0x557a8db97b56 - std::sys_common::backtrace::__rust_begin_short_backtrace::hffd9774ad3f2d778 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 32: 0x557a8db9cee5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h4594020476cf52d4 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475 [INFO] [stdout] 33: 0x557a8db9cee5 - as core::ops::function::FnOnce<()>>::call_once::h9d0a6d45b73e29e4 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stdout] 34: 0x557a8db9cee5 - std::panicking::try::do_call::h902fd77b30bb3bb7 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stdout] 35: 0x557a8db9cee5 - std::panicking::try::hc17d3a628e65d49d [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stdout] 36: 0x557a8db9cee5 - std::panic::catch_unwind::h9c9d49cbb6b18017 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stdout] 37: 0x557a8db9cee5 - std::thread::Builder::spawn_unchecked::{{closure}}::h6a6f5a333fd631a2 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474 [INFO] [stdout] 38: 0x557a8db9cee5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha6fb197e0ce57f73 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stdout] 39: 0x557a8dbee2aa - as core::ops::function::FnOnce>::call_once::h1f1fac7de7dd9691 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 40: 0x557a8dbee2aa - as core::ops::function::FnOnce>::call_once::ha031f48633a6af54 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 41: 0x557a8dbee2aa - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 42: 0x7f45b3461609 - start_thread [INFO] [stdout] 43: 0x7f45b336d103 - __clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] drop_test_drop_receiver_first [INFO] [stdout] drop_test_drop_sender_first [INFO] [stdout] [INFO] [stdout] test result: FAILED. 6 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test mpsc' [INFO] running `"docker" "inspect" "5ff423957ba72c10d4bab96269939dc2e661f47d2a3fd5532a8816053f98e1d7"` [INFO] running `"docker" "rm" "-f" "5ff423957ba72c10d4bab96269939dc2e661f47d2a3fd5532a8816053f98e1d7"` [INFO] [stdout] 5ff423957ba72c10d4bab96269939dc2e661f47d2a3fd5532a8816053f98e1d7