[INFO] crate tchannel 0.0.2 is already in cache [INFO] testing tchannel-0.0.2 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate tchannel 0.0.2 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate tchannel 0.0.2 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 83cad04dbecfe137e157d5adb4334893d46790c20ead28d85ff0c27dceaa7459 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "83cad04dbecfe137e157d5adb4334893d46790c20ead28d85ff0c27dceaa7459", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83cad04dbecfe137e157d5adb4334893d46790c20ead28d85ff0c27dceaa7459", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83cad04dbecfe137e157d5adb4334893d46790c20ead28d85ff0c27dceaa7459", kill_on_drop: false }` [INFO] [stdout] 83cad04dbecfe137e157d5adb4334893d46790c20ead28d85ff0c27dceaa7459 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 97f43a87dfe9905b9c780a628238f5337115ca2bcde9ec56fabe8989ae36e73d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "97f43a87dfe9905b9c780a628238f5337115ca2bcde9ec56fabe8989ae36e73d", kill_on_drop: false }` [INFO] [stderr] Compiling tchannel v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stdout] --> src/atomic_cell.rs:41:35 [INFO] [stdout] | [INFO] [stdout] 41 | let empty_data = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reset` [INFO] [stdout] --> src/mpsc/segment.rs:151:12 [INFO] [stdout] | [INFO] [stdout] 151 | pub fn reset(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.32s [INFO] running `Command { std: "docker" "inspect" "97f43a87dfe9905b9c780a628238f5337115ca2bcde9ec56fabe8989ae36e73d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97f43a87dfe9905b9c780a628238f5337115ca2bcde9ec56fabe8989ae36e73d", kill_on_drop: false }` [INFO] [stdout] 97f43a87dfe9905b9c780a628238f5337115ca2bcde9ec56fabe8989ae36e73d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fd7fed976ae3cf6be016733665131652f65926e7c7c913d2b8622fc152ef3883 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "fd7fed976ae3cf6be016733665131652f65926e7c7c913d2b8622fc152ef3883", kill_on_drop: false }` [INFO] [stderr] Compiling tchannel v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stdout] --> src/atomic_cell.rs:41:35 [INFO] [stdout] | [INFO] [stdout] 41 | let empty_data = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reset` [INFO] [stdout] --> src/mpsc/segment.rs:151:12 [INFO] [stdout] | [INFO] [stdout] 151 | pub fn reset(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stdout] --> src/atomic_cell.rs:41:35 [INFO] [stdout] | [INFO] [stdout] 41 | let empty_data = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reset` [INFO] [stdout] --> src/mpsc/segment.rs:151:12 [INFO] [stdout] | [INFO] [stdout] 151 | pub fn reset(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "fd7fed976ae3cf6be016733665131652f65926e7c7c913d2b8622fc152ef3883", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd7fed976ae3cf6be016733665131652f65926e7c7c913d2b8622fc152ef3883", kill_on_drop: false }` [INFO] [stdout] fd7fed976ae3cf6be016733665131652f65926e7c7c913d2b8622fc152ef3883 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 15d9fbf2a596ef16054bfd9cfc92a6b0f48bf4e0164e7e24d483bf4def23f968 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "15d9fbf2a596ef16054bfd9cfc92a6b0f48bf4e0164e7e24d483bf4def23f968", kill_on_drop: false }` [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: 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: associated function is never used: `reset` [INFO] [stderr] --> src/mpsc/segment.rs:151:12 [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: associated function is never used: `reset` [INFO] [stderr] --> src/mpsc/segment.rs:151:12 [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-032a21467c39e96e [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/mpsc-f84e8f685b669a5e [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test assertions ... ok [INFO] [stdout] test closed_sender ... ok [INFO] [stdout] test send_alot ... ok [INFO] [stdout] test simple ... ok [INFO] [stdout] test closed_receiver ... ok [INFO] [stdout] test stress_test ... ok [INFO] [stdout] test drop_test_drop_receiver_first ... FAILED [INFO] [stdout] test drop_test_drop_sender_first ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [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/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/mem/mod.rs:664:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55efdc07f415 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55efdc07f415 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55efdc07f415 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55efdc07f415 - ::fmt::hdb4a83d2b61107e5 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55efdc0a707c - core::fmt::write::ha20e7262fa3e8a7a [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55efdc033db5 - std::io::Write::write_fmt::hd8ff364c7845d2d0 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55efdc079ae1 - std::io::impls::>::write_fmt::h1c057ef6e8762996 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x55efdc081b70 - std::sys_common::backtrace::_print::h9c07314cc66ba539 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55efdc081b70 - std::sys_common::backtrace::print::hd1fd65f49a2d8544 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55efdc081b70 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55efdc08186a - std::panicking::default_hook::hc5868949d129ed00 [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 11: 0x55efdc0821b3 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 12: 0x55efdc081dab - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 13: 0x55efdc0a5a11 - core::panicking::panic_fmt::h17139c2000299725 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 14: 0x55efdc0a595d - core::panicking::panic::hcdaeac63c39347d7 [INFO] [stdout] at src/libcore/panicking.rs:50 [INFO] [stdout] 15: 0x55efdc02aa2a - core::mem::uninitialized::h8831ba34bb6f469f [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/mem/mod.rs:664 [INFO] [stdout] 16: 0x55efdc02aa2a - tchannel::atomic_cell::AtomicCell::empty::he9a399b3a1de3a05 [INFO] [stdout] at /opt/rustwide/workdir/src/atomic_cell.rs:41 [INFO] [stdout] 17: 0x55efdc02a68d - as core::default::Default>::default::h5b32248c91c244f4 [INFO] [stdout] at /opt/rustwide/workdir/src/atomic_cell.rs:77 [INFO] [stdout] 18: 0x55efdc0283e1 - core::array::::default::h284a28fae7c32678 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/array/mod.rs:423 [INFO] [stdout] 19: 0x55efdc023eb1 - tchannel::mpsc::segment::Segment::empty::hcfe3980623d063b7 [INFO] [stdout] at /opt/rustwide/workdir/src/mpsc/segment.rs:61 [INFO] [stdout] 20: 0x55efdc023611 - tchannel::mpsc::channel::hef3eadaf3e786593 [INFO] [stdout] at /opt/rustwide/workdir/src/mpsc/mod.rs:31 [INFO] [stdout] 21: 0x55efdc01de6c - mpsc::drop_test_drop_receiver_first::h1b34a4f6e9c500ae [INFO] [stdout] at tests/mpsc.rs:73 [INFO] [stdout] 22: 0x55efdc01de2a - mpsc::drop_test_drop_receiver_first::{{closure}}::h386fabaa8a6f5a93 [INFO] [stdout] at tests/mpsc.rs:72 [INFO] [stdout] 23: 0x55efdc026b6e - core::ops::function::FnOnce::call_once::hfc9513a73074dd5c [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/ops/function.rs:233 [INFO] [stdout] 24: 0x55efdc05b32c - as core::ops::function::FnOnce>::call_once::h42148c33ed88c979 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 25: 0x55efdc05b32c - as core::ops::function::FnOnce<()>>::call_once::h759dc0b09d774665 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:318 [INFO] [stdout] 26: 0x55efdc05b32c - std::panicking::try::do_call::h676ad1fc9e9badea [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:348 [INFO] [stdout] 27: 0x55efdc05b32c - std::panicking::try::hee36a8727a3050b0 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:325 [INFO] [stdout] 28: 0x55efdc05b32c - std::panic::catch_unwind::hd5d426ebd89b2542 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:394 [INFO] [stdout] 29: 0x55efdc05b32c - test::run_test_in_process::h8dacdba4dc4cbaa5 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 30: 0x55efdc05b32c - test::run_test::run_test_inner::{{closure}}::hf93754afad6be40f [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 31: 0x55efdc0332a6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2c69fab544a90730 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 32: 0x55efdc038335 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hcf302fafa60d80f2 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/thread/mod.rs:475 [INFO] [stdout] 33: 0x55efdc038335 - as core::ops::function::FnOnce<()>>::call_once::h39ede710608e817e [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:318 [INFO] [stdout] 34: 0x55efdc038335 - std::panicking::try::do_call::hec0b4d2faa46fbf7 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:348 [INFO] [stdout] 35: 0x55efdc038335 - std::panicking::try::h0144ba3f2539803d [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:325 [INFO] [stdout] 36: 0x55efdc038335 - std::panic::catch_unwind::ha03e59eb589f857b [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:394 [INFO] [stdout] 37: 0x55efdc038335 - std::thread::Builder::spawn_unchecked::{{closure}}::hdeba34620a4a7a44 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/thread/mod.rs:474 [INFO] [stdout] 38: 0x55efdc038335 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h552693dbb801eadd [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/ops/function.rs:233 [INFO] [stdout] 39: 0x55efdc08837a - as core::ops::function::FnOnce>::call_once::h61c24496ae624ac5 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 40: 0x55efdc08837a - as core::ops::function::FnOnce>::call_once::h89548957afa14049 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 41: 0x55efdc08837a - std::sys::unix::thread::Thread::new::thread_start::h73903fbbff5b990e [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 42: 0x7fd49ee7e609 - start_thread [INFO] [stdout] 43: 0x7fd49ed8a103 - __clone [INFO] [stdout] 44: 0x0 - [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/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/mem/mod.rs:664:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55efdc07f415 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55efdc07f415 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55efdc07f415 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55efdc07f415 - ::fmt::hdb4a83d2b61107e5 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55efdc0a707c - core::fmt::write::ha20e7262fa3e8a7a [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55efdc033db5 - std::io::Write::write_fmt::hd8ff364c7845d2d0 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55efdc079ae1 - std::io::impls::>::write_fmt::h1c057ef6e8762996 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x55efdc081b70 - std::sys_common::backtrace::_print::h9c07314cc66ba539 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55efdc081b70 - std::sys_common::backtrace::print::hd1fd65f49a2d8544 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55efdc081b70 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55efdc08186a - std::panicking::default_hook::hc5868949d129ed00 [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 11: 0x55efdc0821b3 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 12: 0x55efdc081dab - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 13: 0x55efdc0a5a11 - core::panicking::panic_fmt::h17139c2000299725 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 14: 0x55efdc0a595d - core::panicking::panic::hcdaeac63c39347d7 [INFO] [stdout] at src/libcore/panicking.rs:50 [INFO] [stdout] 15: 0x55efdc02aa2a - core::mem::uninitialized::h8831ba34bb6f469f [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/mem/mod.rs:664 [INFO] [stdout] 16: 0x55efdc02aa2a - tchannel::atomic_cell::AtomicCell::empty::he9a399b3a1de3a05 [INFO] [stdout] at /opt/rustwide/workdir/src/atomic_cell.rs:41 [INFO] [stdout] 17: 0x55efdc02a68d - as core::default::Default>::default::h5b32248c91c244f4 [INFO] [stdout] at /opt/rustwide/workdir/src/atomic_cell.rs:77 [INFO] [stdout] 18: 0x55efdc0283e1 - core::array::::default::h284a28fae7c32678 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/array/mod.rs:423 [INFO] [stdout] 19: 0x55efdc023eb1 - tchannel::mpsc::segment::Segment::empty::hcfe3980623d063b7 [INFO] [stdout] at /opt/rustwide/workdir/src/mpsc/segment.rs:61 [INFO] [stdout] 20: 0x55efdc023611 - tchannel::mpsc::channel::hef3eadaf3e786593 [INFO] [stdout] at /opt/rustwide/workdir/src/mpsc/mod.rs:31 [INFO] [stdout] 21: 0x55efdc01e94c - mpsc::drop_test_drop_sender_first::ha5fb157769962906 [INFO] [stdout] at tests/mpsc.rs:89 [INFO] [stdout] 22: 0x55efdc01e90a - mpsc::drop_test_drop_sender_first::{{closure}}::h59a219f3d98c6bf5 [INFO] [stdout] at tests/mpsc.rs:88 [INFO] [stdout] 23: 0x55efdc026a9e - core::ops::function::FnOnce::call_once::h8b3ff50cd8afd21a [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/ops/function.rs:233 [INFO] [stdout] 24: 0x55efdc05b32c - as core::ops::function::FnOnce>::call_once::h42148c33ed88c979 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 25: 0x55efdc05b32c - as core::ops::function::FnOnce<()>>::call_once::h759dc0b09d774665 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:318 [INFO] [stdout] 26: 0x55efdc05b32c - std::panicking::try::do_call::h676ad1fc9e9badea [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:348 [INFO] [stdout] 27: 0x55efdc05b32c - std::panicking::try::hee36a8727a3050b0 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:325 [INFO] [stdout] 28: 0x55efdc05b32c - std::panic::catch_unwind::hd5d426ebd89b2542 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:394 [INFO] [stdout] 29: 0x55efdc05b32c - test::run_test_in_process::h8dacdba4dc4cbaa5 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 30: 0x55efdc05b32c - test::run_test::run_test_inner::{{closure}}::hf93754afad6be40f [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 31: 0x55efdc0332a6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2c69fab544a90730 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 32: 0x55efdc038335 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hcf302fafa60d80f2 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/thread/mod.rs:475 [INFO] [stdout] 33: 0x55efdc038335 - as core::ops::function::FnOnce<()>>::call_once::h39ede710608e817e [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:318 [INFO] [stdout] 34: 0x55efdc038335 - std::panicking::try::do_call::hec0b4d2faa46fbf7 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:348 [INFO] [stdout] 35: 0x55efdc038335 - std::panicking::try::h0144ba3f2539803d [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:325 [INFO] [stdout] 36: 0x55efdc038335 - std::panic::catch_unwind::ha03e59eb589f857b [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:394 [INFO] [stdout] 37: 0x55efdc038335 - std::thread::Builder::spawn_unchecked::{{closure}}::hdeba34620a4a7a44 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/thread/mod.rs:474 [INFO] [stdout] 38: 0x55efdc038335 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h552693dbb801eadd [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/ops/function.rs:233 [INFO] [stdout] 39: 0x55efdc08837a - as core::ops::function::FnOnce>::call_once::h61c24496ae624ac5 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 40: 0x55efdc08837a - as core::ops::function::FnOnce>::call_once::h89548957afa14049 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 41: 0x55efdc08837a - std::sys::unix::thread::Thread::new::thread_start::h73903fbbff5b990e [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 42: 0x7fd49ee7e609 - start_thread [INFO] [stdout] 43: 0x7fd49ed8a103 - __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 `Command { std: "docker" "inspect" "15d9fbf2a596ef16054bfd9cfc92a6b0f48bf4e0164e7e24d483bf4def23f968", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15d9fbf2a596ef16054bfd9cfc92a6b0f48bf4e0164e7e24d483bf4def23f968", kill_on_drop: false }` [INFO] [stdout] 15d9fbf2a596ef16054bfd9cfc92a6b0f48bf4e0164e7e24d483bf4def23f968