[INFO] crate devicemapper 0.28.0 is already in cache [INFO] extracting crate devicemapper 0.28.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/devicemapper/0.28.0 [INFO] extracting crate devicemapper 0.28.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/devicemapper/0.28.0 [INFO] validating manifest of devicemapper-0.28.0 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of devicemapper-0.28.0 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing devicemapper-0.28.0 [INFO] finished frobbing devicemapper-0.28.0 [INFO] frobbed toml for devicemapper-0.28.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/devicemapper/0.28.0/Cargo.toml [INFO] started frobbing devicemapper-0.28.0 [INFO] finished frobbing devicemapper-0.28.0 [INFO] frobbed toml for devicemapper-0.28.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/devicemapper/0.28.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing devicemapper-0.28.0 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/devicemapper/0.28.0:/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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] e37c9c1619bd3b6f946d98e76b740c4237c3eee204627f7c51ca3226acf78a79 [INFO] running `"docker" "start" "-a" "e37c9c1619bd3b6f946d98e76b740c4237c3eee204627f7c51ca3226acf78a79"` [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling devicemapper v0.28.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.43s [INFO] running `"docker" "inspect" "e37c9c1619bd3b6f946d98e76b740c4237c3eee204627f7c51ca3226acf78a79"` [INFO] running `"docker" "rm" "-f" "e37c9c1619bd3b6f946d98e76b740c4237c3eee204627f7c51ca3226acf78a79"` [INFO] [stdout] e37c9c1619bd3b6f946d98e76b740c4237c3eee204627f7c51ca3226acf78a79 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/devicemapper/0.28.0:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 209fba7742bf00b47fe2d86cb3fc8856b5a5458b1f8f190064a548613355053d [INFO] running `"docker" "start" "-a" "209fba7742bf00b47fe2d86cb3fc8856b5a5458b1f8f190064a548613355053d"` [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling errno v0.2.4 [INFO] [stderr] Compiling libmount v0.1.13 [INFO] [stderr] Compiling loopdev v0.2.1 [INFO] [stderr] Compiling libudev v0.2.0 [INFO] [stderr] Compiling devicemapper v0.28.0 (/opt/crater/workdir) [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/testing/test_lib.rs:12:18 [INFO] [stderr] | [INFO] [stderr] 12 | sync::{Once, ONCE_INIT}, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/testing/test_lib.rs:25:21 [INFO] [stderr] | [INFO] [stderr] 25 | static INIT: Once = ONCE_INIT; [INFO] [stderr] | ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.64s [INFO] running `"docker" "inspect" "209fba7742bf00b47fe2d86cb3fc8856b5a5458b1f8f190064a548613355053d"` [INFO] running `"docker" "rm" "-f" "209fba7742bf00b47fe2d86cb3fc8856b5a5458b1f8f190064a548613355053d"` [INFO] [stdout] 209fba7742bf00b47fe2d86cb3fc8856b5a5458b1f8f190064a548613355053d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/devicemapper/0.28.0:/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" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 4ab36b66c52aa55552778484ea24db103f6043eb6229b3c719d52114f55e44a8 [INFO] running `"docker" "start" "-a" "4ab36b66c52aa55552778484ea24db103f6043eb6229b3c719d52114f55e44a8"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/devicemapper-ee2bf7afa1452c5b [INFO] [stdout] [INFO] [stdout] running 59 tests [INFO] [stdout] test core::device::tests::test_dev_t_conversion ... ok [INFO] [stdout] test core::device::tests::test_kdev_t_conversion ... ok [INFO] [stdout] test core::dm::tests::sudo_status_no_name ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_create ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_create_uuid ... FAILED [INFO] [stdout] test cachedev::tests::loop_test_meta_size_change ... FAILED [INFO] [stdout] test cachedev::tests::loop_test_origin_size_change ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_list_devices_empty ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_remove_non_existant ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_empty_deps ... FAILED [INFO] [stdout] test cachedev::tests::loop_test_minimal_cache_dev ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_rename_non_existant ... FAILED [INFO] [stdout] test cachedev::tests::loop_test_cache_size_change ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_double_creation ... FAILED [INFO] [stdout] test cachedev::tests::loop_test_suspend ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_rename_id ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_table_status ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_list_devices ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_version ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_rename ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_set_uuid ... FAILED [INFO] [stdout] test id_macros::tests::test_interface ... ok [INFO] [stdout] test core::dm::tests::sudo_test_rename_uuid_id ... FAILED [INFO] [stdout] test id_macros::tests::test_too_long_name ... ok [INFO] [stdout] test core::dm::tests::sudo_test_rename_uuid ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_versions ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_table_status_non_existant ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_table_status_non_existant_table ... FAILED [INFO] [stdout] test lineardev::tests::loop_test_duplicate_segments ... FAILED [INFO] [stdout] test id_macros::tests::test_empty_name ... ok [INFO] [stdout] test lineardev::tests::loop_test_empty ... FAILED [INFO] [stdout] test range_macros::tests::test_addition ... ok [INFO] [stdout] test lineardev::tests::loop_test_rename_id ... FAILED [INFO] [stdout] test lineardev::tests::loop_test_segment ... FAILED [INFO] [stdout] test range_macros::tests::test_division_and_remainder ... ok [INFO] [stdout] test range_macros::tests::test_explicit_derivations ... ok [INFO] [stdout] test lineardev::tests::loop_test_rename ... FAILED [INFO] [stdout] test lineardev::tests::loop_test_several_segments ... FAILED [INFO] [stdout] test range_macros::tests::test_implicit_derivations ... ok [INFO] [stdout] test range_macros::tests::test_subtraction ... ok [INFO] [stdout] test range_macros::tests::test_multiplication ... ok [INFO] [stdout] test lineardev::tests::loop_test_suspend ... FAILED [INFO] [stdout] test lineardev::tests::loop_test_empty_table_set ... FAILED [INFO] [stdout] test lineardev::tests::loop_test_same_name ... FAILED [INFO] [stdout] test thindev::tests::loop_test_basic ... FAILED [INFO] [stdout] test thindev::tests::loop_test_filesystem ... FAILED [INFO] [stdout] test range_macros::tests::test_summary_operations ... ok [INFO] [stdout] test thindev::tests::loop_test_snapshot ... FAILED [INFO] [stdout] test thindev::tests::loop_test_setup_without_new ... FAILED [INFO] [stdout] test thindev::tests::loop_test_snapshot_usage ... FAILED [INFO] [stdout] test thindev::tests::loop_test_thindev_destroy ... FAILED [INFO] [stdout] test thindev::tests::loop_test_basic_udev ... FAILED [INFO] [stdout] test thindevid::tests::test_new_checked_u64 ... ok [INFO] [stdout] test thinpooldev::tests::loop_test_set_meta ... FAILED [INFO] [stdout] test thinpooldev::tests::loop_test_set_data ... FAILED [INFO] [stdout] test thinpooldev::tests::loop_test_suspend ... FAILED [INFO] [stdout] test thinpooldev::tests::loop_test_basic ... FAILED [INFO] [stdout] test thindev::tests::loop_test_zero_size ... FAILED [INFO] [stdout] test thinpooldev::tests::loop_test_low_data_block_size ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_status_no_name stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_status_no_name' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_status_no_name::hc756bde472aa50eb (0x55a4c2b8f00c) [INFO] [stdout] at src/core/dm.rs:991 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_status_no_name::{{closure}}::hf3908e9591294b73 (0x55a4c2b8ef9a) [INFO] [stdout] at src/core/dm.rs:988 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::hd293c76142a06433 (0x55a4c2af0a2e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b8f01b - devicemapper::core::dm::tests::sudo_status_no_name::hc756bde472aa50eb [INFO] [stdout] at src/core/dm.rs:991 [INFO] [stdout] 13: 0x55a4c2b8ef9a - devicemapper::core::dm::tests::sudo_status_no_name::{{closure}}::hf3908e9591294b73 [INFO] [stdout] at src/core/dm.rs:988 [INFO] [stdout] 14: 0x55a4c2af0a2e - core::ops::function::FnOnce::call_once::hd293c76142a06433 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_test_create stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_test_create' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_create::h3836d34967b0837b (0x55a4c2b8a3e4) [INFO] [stdout] at src/core/dm.rs:764 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_create::{{closure}}::hae15f27c400ce04b (0x55a4c2b8a3ba) [INFO] [stdout] at src/core/dm.rs:763 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::hd9d950f69e5fc219 (0x55a4c2af0abe) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b8a402 - devicemapper::core::dm::tests::sudo_test_create::h3836d34967b0837b [INFO] [stdout] at src/core/dm.rs:764 [INFO] [stdout] 13: 0x55a4c2b8a3ba - devicemapper::core::dm::tests::sudo_test_create::{{closure}}::hae15f27c400ce04b [INFO] [stdout] at src/core/dm.rs:763 [INFO] [stdout] 14: 0x55a4c2af0abe - core::ops::function::FnOnce::call_once::hd9d950f69e5fc219 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_test_create_uuid stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_test_create_uuid' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_create_uuid::hf08fd7dac780f131 (0x55a4c2b8a864) [INFO] [stdout] at src/core/dm.rs:775 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_create_uuid::{{closure}}::h78b3e3bd4b0e5e59 (0x55a4c2b8a83a) [INFO] [stdout] at src/core/dm.rs:774 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h24e283c82d4102e9 (0x55a4c2af02ce) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b8a882 - devicemapper::core::dm::tests::sudo_test_create_uuid::hf08fd7dac780f131 [INFO] [stdout] at src/core/dm.rs:775 [INFO] [stdout] 13: 0x55a4c2b8a83a - devicemapper::core::dm::tests::sudo_test_create_uuid::{{closure}}::h78b3e3bd4b0e5e59 [INFO] [stdout] at src/core/dm.rs:774 [INFO] [stdout] 14: 0x55a4c2af02ce - core::ops::function::FnOnce::call_once::h24e283c82d4102e9 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- cachedev::tests::loop_test_meta_size_change stdout ---- [INFO] [stdout] thread 'cachedev::tests::loop_test_meta_size_change' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b565fc - devicemapper::testing::loopbacked::test_with_spec::haa01ac612ac05d90 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2aece2b - devicemapper::cachedev::tests::loop_test_meta_size_change::h521e86a1b946bd3b [INFO] [stdout] at src/cachedev.rs:938 [INFO] [stdout] 21: 0x55a4c2aece0a - devicemapper::cachedev::tests::loop_test_meta_size_change::{{closure}}::hff74a2f6c693afdf [INFO] [stdout] at src/cachedev.rs:937 [INFO] [stdout] 22: 0x55a4c2af023e - core::ops::function::FnOnce::call_once::h15d68294d00c0b62 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'cachedev::tests::loop_test_meta_size_change' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::haa01ac612ac05d90 (0x55a4c2b565fc) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_meta_size_change::h521e86a1b946bd3b (0x55a4c2aece2b) [INFO] [stdout] at src/cachedev.rs:938 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_meta_size_change::{{closure}}::hff74a2f6c693afdf (0x55a4c2aece0a) [INFO] [stdout] at src/cachedev.rs:937 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h15d68294d00c0b62 (0x55a4c2af023e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::haa01ac612ac05d90 (0x55a4c2b565fc) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_meta_size_change::h521e86a1b946bd3b (0x55a4c2aece2b) [INFO] [stdout] at src/cachedev.rs:938 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_meta_size_change::{{closure}}::hff74a2f6c693afdf (0x55a4c2aece0a) [INFO] [stdout] at src/cachedev.rs:937 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h15d68294d00c0b62 (0x55a4c2af023e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b5661a - devicemapper::testing::loopbacked::test_with_spec::haa01ac612ac05d90 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2aece2b - devicemapper::cachedev::tests::loop_test_meta_size_change::h521e86a1b946bd3b [INFO] [stdout] at src/cachedev.rs:938 [INFO] [stdout] 14: 0x55a4c2aece0a - devicemapper::cachedev::tests::loop_test_meta_size_change::{{closure}}::hff74a2f6c693afdf [INFO] [stdout] at src/cachedev.rs:937 [INFO] [stdout] 15: 0x55a4c2af023e - core::ops::function::FnOnce::call_once::h15d68294d00c0b62 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- cachedev::tests::loop_test_origin_size_change stdout ---- [INFO] [stdout] thread 'cachedev::tests::loop_test_origin_size_change' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b537ec - devicemapper::testing::loopbacked::test_with_spec::h5bdfffc6a8597e1f [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2aece8b - devicemapper::cachedev::tests::loop_test_origin_size_change::hed9f1df5704a83c9 [INFO] [stdout] at src/cachedev.rs:1045 [INFO] [stdout] 21: 0x55a4c2aece6a - devicemapper::cachedev::tests::loop_test_origin_size_change::{{closure}}::h1829d5441bfadb00 [INFO] [stdout] at src/cachedev.rs:1044 [INFO] [stdout] 22: 0x55a4c2af099e - core::ops::function::FnOnce::call_once::hc313c5c6ead6f234 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'cachedev::tests::loop_test_origin_size_change' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h5bdfffc6a8597e1f (0x55a4c2b537ec) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_origin_size_change::hed9f1df5704a83c9 (0x55a4c2aece8b) [INFO] [stdout] at src/cachedev.rs:1045 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_origin_size_change::{{closure}}::h1829d5441bfadb00 (0x55a4c2aece6a) [INFO] [stdout] at src/cachedev.rs:1044 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hc313c5c6ead6f234 (0x55a4c2af099e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h5bdfffc6a8597e1f (0x55a4c2b537ec) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_origin_size_change::hed9f1df5704a83c9 (0x55a4c2aece8b) [INFO] [stdout] at src/cachedev.rs:1045 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_origin_size_change::{{closure}}::h1829d5441bfadb00 (0x55a4c2aece6a) [INFO] [stdout] at src/cachedev.rs:1044 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hc313c5c6ead6f234 (0x55a4c2af099e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b5380a - devicemapper::testing::loopbacked::test_with_spec::h5bdfffc6a8597e1f [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2aece8b - devicemapper::cachedev::tests::loop_test_origin_size_change::hed9f1df5704a83c9 [INFO] [stdout] at src/cachedev.rs:1045 [INFO] [stdout] 14: 0x55a4c2aece6a - devicemapper::cachedev::tests::loop_test_origin_size_change::{{closure}}::h1829d5441bfadb00 [INFO] [stdout] at src/cachedev.rs:1044 [INFO] [stdout] 15: 0x55a4c2af099e - core::ops::function::FnOnce::call_once::hc313c5c6ead6f234 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_test_list_devices_empty stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_test_list_devices_empty' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_list_devices_empty::h43dd5092740ac3e3 (0x55a4c2b89a84) [INFO] [stdout] at src/core/dm.rs:739 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_list_devices_empty::{{closure}}::h23726b897200791b (0x55a4c2b89a5a) [INFO] [stdout] at src/core/dm.rs:738 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::hda1d73c6dce1ec4b (0x55a4c2af0b0e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b89aa2 - devicemapper::core::dm::tests::sudo_test_list_devices_empty::h43dd5092740ac3e3 [INFO] [stdout] at src/core/dm.rs:739 [INFO] [stdout] 13: 0x55a4c2b89a5a - devicemapper::core::dm::tests::sudo_test_list_devices_empty::{{closure}}::h23726b897200791b [INFO] [stdout] at src/core/dm.rs:738 [INFO] [stdout] 14: 0x55a4c2af0b0e - core::ops::function::FnOnce::call_once::hda1d73c6dce1ec4b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_test_remove_non_existant stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_test_remove_non_existant' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_remove_non_existant::h0a1e5ba6688c11c1 (0x55a4c2b8dc84) [INFO] [stdout] at src/core/dm.rs:916 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_remove_non_existant::{{closure}}::h8c0b881ab6d83d91 (0x55a4c2b8dc5a) [INFO] [stdout] at src/core/dm.rs:914 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h88d8305ee4c0a383 (0x55a4c2af07ee) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b8dca2 - devicemapper::core::dm::tests::sudo_test_remove_non_existant::h0a1e5ba6688c11c1 [INFO] [stdout] at src/core/dm.rs:916 [INFO] [stdout] 13: 0x55a4c2b8dc5a - devicemapper::core::dm::tests::sudo_test_remove_non_existant::{{closure}}::h8c0b881ab6d83d91 [INFO] [stdout] at src/core/dm.rs:914 [INFO] [stdout] 14: 0x55a4c2af07ee - core::ops::function::FnOnce::call_once::h88d8305ee4c0a383 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_test_empty_deps stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_test_empty_deps' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_empty_deps::hfda867810803a5e1 (0x55a4c2b8df91) [INFO] [stdout] at src/core/dm.rs:927 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_empty_deps::{{closure}}::ha9183a6ef1ea6e0f (0x55a4c2b8df6a) [INFO] [stdout] at src/core/dm.rs:926 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::hdb24b5af77b67423 (0x55a4c2af0b3e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b8dfac - devicemapper::core::dm::tests::sudo_test_empty_deps::hfda867810803a5e1 [INFO] [stdout] at src/core/dm.rs:927 [INFO] [stdout] 13: 0x55a4c2b8df6a - devicemapper::core::dm::tests::sudo_test_empty_deps::{{closure}}::ha9183a6ef1ea6e0f [INFO] [stdout] at src/core/dm.rs:926 [INFO] [stdout] 14: 0x55a4c2af0b3e - core::ops::function::FnOnce::call_once::hdb24b5af77b67423 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- cachedev::tests::loop_test_minimal_cache_dev stdout ---- [INFO] [stdout] thread 'cachedev::tests::loop_test_minimal_cache_dev' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::testing::test_lib::get_dm::{{closure}}::h5a2f83e75f447084 (0x55a4c2b5a821) [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 9: std::sync::once::Once::call_once::{{closure}}::he276a4e56f259d1d (0x55a4c2ac97c9) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: std::sync::once::Once::call_inner::hff3cc93da942def6 (0x55a4c2cd9808) [INFO] [stdout] at src/libstd/sync/once.rs:392 [INFO] [stdout] 11: std::sync::once::Once::call_once::hdbb3ad15885d67bd (0x55a4c2ac9749) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 12: devicemapper::testing::test_lib::get_dm::h65e950945544aaac (0x55a4c2b5a7c3) [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 13: core::ops::function::FnOnce::call_once::hda014d98c0d7e20b (0x55a4c2af0ae9) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 14: std::panicking::try::do_call::h766e09349ad908e5 (0x55a4c2b604af) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 15: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 16: std::panicking::try::ha551a8cc975195c8 (0x55a4c2b5ea85) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 17: std::panic::catch_unwind::hacf709cd60ede407 (0x55a4c2b0c2a1) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 18: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b666) [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 19: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 20: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 21: devicemapper::testing::loopbacked::test_with_spec::he9f911a00f97c643 (0x55a4c2b5834c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 22: devicemapper::cachedev::tests::loop_test_minimal_cache_dev::h725eaad0428877da (0x55a4c2aecdfb) [INFO] [stdout] at src/cachedev.rs:885 [INFO] [stdout] 23: devicemapper::cachedev::tests::loop_test_minimal_cache_dev::{{closure}}::he6a000a9a4340eb0 (0x55a4c2aecdda) [INFO] [stdout] at src/cachedev.rs:884 [INFO] [stdout] 24: core::ops::function::FnOnce::call_once::h290b77bec43447fc (0x55a4c2af032e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 25: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 26: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 27: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 30: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 31: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 32: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 33: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: start_thread (0x7feec1d854a4) [INFO] [stdout] 35: __clone (0x7feec18b0d0f) [INFO] [stdout] 36: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b5a82b - devicemapper::testing::test_lib::get_dm::{{closure}}::h5a2f83e75f447084 [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 13: 0x55a4c2ac97c9 - std::sync::once::Once::call_once::{{closure}}::he276a4e56f259d1d [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 14: 0x55a4c2cd9808 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:392 [INFO] [stdout] 15: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 16: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 17: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 19: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 20: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 21: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 22: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 23: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 24: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 25: 0x55a4c2b5834c - devicemapper::testing::loopbacked::test_with_spec::he9f911a00f97c643 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 26: 0x55a4c2aecdfb - devicemapper::cachedev::tests::loop_test_minimal_cache_dev::h725eaad0428877da [INFO] [stdout] at src/cachedev.rs:885 [INFO] [stdout] 27: 0x55a4c2aecdda - devicemapper::cachedev::tests::loop_test_minimal_cache_dev::{{closure}}::he6a000a9a4340eb0 [INFO] [stdout] at src/cachedev.rs:884 [INFO] [stdout] 28: 0x55a4c2af032e - core::ops::function::FnOnce::call_once::h290b77bec43447fc [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 31: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 32: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 34: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 35: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 36: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 37: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 38: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 39: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 40: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 41: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 42: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 43: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 44: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 45: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 46: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 47: 0x7feec1d854a4 - start_thread [INFO] [stdout] 48: 0x7feec18b0d0f - __clone [INFO] [stdout] 49: 0x0 - [INFO] [stdout] thread 'cachedev::tests::loop_test_minimal_cache_dev' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::he9f911a00f97c643 (0x55a4c2b5834c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_minimal_cache_dev::h725eaad0428877da (0x55a4c2aecdfb) [INFO] [stdout] at src/cachedev.rs:885 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_minimal_cache_dev::{{closure}}::he6a000a9a4340eb0 (0x55a4c2aecdda) [INFO] [stdout] at src/cachedev.rs:884 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h290b77bec43447fc (0x55a4c2af032e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::he9f911a00f97c643 (0x55a4c2b5834c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_minimal_cache_dev::h725eaad0428877da (0x55a4c2aecdfb) [INFO] [stdout] at src/cachedev.rs:885 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_minimal_cache_dev::{{closure}}::he6a000a9a4340eb0 (0x55a4c2aecdda) [INFO] [stdout] at src/cachedev.rs:884 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h290b77bec43447fc (0x55a4c2af032e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b5836a - devicemapper::testing::loopbacked::test_with_spec::he9f911a00f97c643 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2aecdfb - devicemapper::cachedev::tests::loop_test_minimal_cache_dev::h725eaad0428877da [INFO] [stdout] at src/cachedev.rs:885 [INFO] [stdout] 14: 0x55a4c2aecdda - devicemapper::cachedev::tests::loop_test_minimal_cache_dev::{{closure}}::he6a000a9a4340eb0 [INFO] [stdout] at src/cachedev.rs:884 [INFO] [stdout] 15: 0x55a4c2af032e - core::ops::function::FnOnce::call_once::h290b77bec43447fc [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_test_rename_non_existant stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_test_rename_non_existant' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_rename_non_existant::h9033be5b19ce528c (0x55a4c2b8d932) [INFO] [stdout] at src/core/dm.rs:904 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_rename_non_existant::{{closure}}::h4b537d794160d036 (0x55a4c2b8d8ba) [INFO] [stdout] at src/core/dm.rs:901 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h297b2d11440e2dd1 (0x55a4c2af035e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b8d941 - devicemapper::core::dm::tests::sudo_test_rename_non_existant::h9033be5b19ce528c [INFO] [stdout] at src/core/dm.rs:904 [INFO] [stdout] 13: 0x55a4c2b8d8ba - devicemapper::core::dm::tests::sudo_test_rename_non_existant::{{closure}}::h4b537d794160d036 [INFO] [stdout] at src/core/dm.rs:901 [INFO] [stdout] 14: 0x55a4c2af035e - core::ops::function::FnOnce::call_once::h297b2d11440e2dd1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- cachedev::tests::loop_test_cache_size_change stdout ---- [INFO] [stdout] thread 'cachedev::tests::loop_test_cache_size_change' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b5596c - devicemapper::testing::loopbacked::test_with_spec::h8bf360a01577646c [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2aece5b - devicemapper::cachedev::tests::loop_test_cache_size_change::h24884e5a290899e8 [INFO] [stdout] at src/cachedev.rs:1007 [INFO] [stdout] 21: 0x55a4c2aece3a - devicemapper::cachedev::tests::loop_test_cache_size_change::{{closure}}::heb46fcc8666b6c76 [INFO] [stdout] at src/cachedev.rs:1006 [INFO] [stdout] 22: 0x55a4c2af072e - core::ops::function::FnOnce::call_once::h7c363b370c3e3e8c [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'cachedev::tests::loop_test_cache_size_change' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h8bf360a01577646c (0x55a4c2b5596c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_cache_size_change::h24884e5a290899e8 (0x55a4c2aece5b) [INFO] [stdout] at src/cachedev.rs:1007 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_cache_size_change::{{closure}}::heb46fcc8666b6c76 (0x55a4c2aece3a) [INFO] [stdout] at src/cachedev.rs:1006 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h7c363b370c3e3e8c (0x55a4c2af072e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h8bf360a01577646c (0x55a4c2b5596c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_cache_size_change::h24884e5a290899e8 (0x55a4c2aece5b) [INFO] [stdout] at src/cachedev.rs:1007 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_cache_size_change::{{closure}}::heb46fcc8666b6c76 (0x55a4c2aece3a) [INFO] [stdout] at src/cachedev.rs:1006 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h7c363b370c3e3e8c (0x55a4c2af072e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b5598a - devicemapper::testing::loopbacked::test_with_spec::h8bf360a01577646c [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2aece5b - devicemapper::cachedev::tests::loop_test_cache_size_change::h24884e5a290899e8 [INFO] [stdout] at src/cachedev.rs:1007 [INFO] [stdout] 14: 0x55a4c2aece3a - devicemapper::cachedev::tests::loop_test_cache_size_change::{{closure}}::heb46fcc8666b6c76 [INFO] [stdout] at src/cachedev.rs:1006 [INFO] [stdout] 15: 0x55a4c2af072e - core::ops::function::FnOnce::call_once::h7c363b370c3e3e8c [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_test_double_creation stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_test_double_creation' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_double_creation::h8f20f7887a42bc34 (0x55a4c2b8f2ba) [INFO] [stdout] at src/core/dm.rs:1000 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_double_creation::{{closure}}::h31902cd6584fdd62 (0x55a4c2b8f28a) [INFO] [stdout] at src/core/dm.rs:999 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h4461fc5279dddeb1 (0x55a4c2af047e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b8f2d8 - devicemapper::core::dm::tests::sudo_test_double_creation::h8f20f7887a42bc34 [INFO] [stdout] at src/core/dm.rs:1000 [INFO] [stdout] 13: 0x55a4c2b8f28a - devicemapper::core::dm::tests::sudo_test_double_creation::{{closure}}::h31902cd6584fdd62 [INFO] [stdout] at src/core/dm.rs:999 [INFO] [stdout] 14: 0x55a4c2af047e - core::ops::function::FnOnce::call_once::h4461fc5279dddeb1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- cachedev::tests::loop_test_suspend stdout ---- [INFO] [stdout] thread 'cachedev::tests::loop_test_suspend' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b5553c - devicemapper::testing::loopbacked::test_with_spec::h83b1bb7f561dbac3 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2aecebb - devicemapper::cachedev::tests::loop_test_suspend::h37c61520ce269054 [INFO] [stdout] at src/cachedev.rs:1063 [INFO] [stdout] 21: 0x55a4c2aece9a - devicemapper::cachedev::tests::loop_test_suspend::{{closure}}::hbb707ecbc73985be [INFO] [stdout] at src/cachedev.rs:1062 [INFO] [stdout] 22: 0x55a4c2af026e - core::ops::function::FnOnce::call_once::h1a45e2b15f57287f [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'cachedev::tests::loop_test_suspend' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h83b1bb7f561dbac3 (0x55a4c2b5553c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_suspend::h37c61520ce269054 (0x55a4c2aecebb) [INFO] [stdout] at src/cachedev.rs:1063 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_suspend::{{closure}}::hbb707ecbc73985be (0x55a4c2aece9a) [INFO] [stdout] at src/cachedev.rs:1062 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h1a45e2b15f57287f (0x55a4c2af026e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h83b1bb7f561dbac3 (0x55a4c2b5553c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_suspend::h37c61520ce269054 (0x55a4c2aecebb) [INFO] [stdout] at src/cachedev.rs:1063 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_suspend::{{closure}}::hbb707ecbc73985be (0x55a4c2aece9a) [INFO] [stdout] at src/cachedev.rs:1062 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h1a45e2b15f57287f (0x55a4c2af026e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b5555a - devicemapper::testing::loopbacked::test_with_spec::h83b1bb7f561dbac3 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2aecebb - devicemapper::cachedev::tests::loop_test_suspend::h37c61520ce269054 [INFO] [stdout] at src/cachedev.rs:1063 [INFO] [stdout] 14: 0x55a4c2aece9a - devicemapper::cachedev::tests::loop_test_suspend::{{closure}}::hbb707ecbc73985be [INFO] [stdout] at src/cachedev.rs:1062 [INFO] [stdout] 15: 0x55a4c2af026e - core::ops::function::FnOnce::call_once::h1a45e2b15f57287f [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_test_rename_id stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_test_rename_id' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_rename_id::h6ac4d7dba3ae3fe8 (0x55a4c2b8c474) [INFO] [stdout] at src/core/dm.rs:848 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_rename_id::{{closure}}::h127fd310b81affb4 (0x55a4c2b8c44a) [INFO] [stdout] at src/core/dm.rs:847 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h6a7cdd69e1a7140a (0x55a4c2af066e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b8c492 - devicemapper::core::dm::tests::sudo_test_rename_id::h6ac4d7dba3ae3fe8 [INFO] [stdout] at src/core/dm.rs:848 [INFO] [stdout] 13: 0x55a4c2b8c44a - devicemapper::core::dm::tests::sudo_test_rename_id::{{closure}}::h127fd310b81affb4 [INFO] [stdout] at src/core/dm.rs:847 [INFO] [stdout] 14: 0x55a4c2af066e - core::ops::function::FnOnce::call_once::h6a7cdd69e1a7140a [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_test_table_status stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_test_table_status' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_table_status::h791a3f8774e29925 (0x55a4c2b8e954) [INFO] [stdout] at src/core/dm.rs:970 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_table_status::{{closure}}::h4430ac8c5f92abae (0x55a4c2b8e92a) [INFO] [stdout] at src/core/dm.rs:969 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h12bb5d07e29012a8 (0x55a4c2af01ae) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b8e972 - devicemapper::core::dm::tests::sudo_test_table_status::h791a3f8774e29925 [INFO] [stdout] at src/core/dm.rs:970 [INFO] [stdout] 13: 0x55a4c2b8e92a - devicemapper::core::dm::tests::sudo_test_table_status::{{closure}}::h4430ac8c5f92abae [INFO] [stdout] at src/core/dm.rs:969 [INFO] [stdout] 14: 0x55a4c2af01ae - core::ops::function::FnOnce::call_once::h12bb5d07e29012a8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_test_list_devices stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_test_list_devices' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_list_devices::h6d0b77d6014e70b0 (0x55a4c2b89ba4) [INFO] [stdout] at src/core/dm.rs:746 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_list_devices::{{closure}}::hd9becd8a9f57d54f (0x55a4c2b89b7a) [INFO] [stdout] at src/core/dm.rs:745 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h6022c23885292e7d (0x55a4c2af060e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b89bc2 - devicemapper::core::dm::tests::sudo_test_list_devices::h6d0b77d6014e70b0 [INFO] [stdout] at src/core/dm.rs:746 [INFO] [stdout] 13: 0x55a4c2b89b7a - devicemapper::core::dm::tests::sudo_test_list_devices::{{closure}}::hd9becd8a9f57d54f [INFO] [stdout] at src/core/dm.rs:745 [INFO] [stdout] 14: 0x55a4c2af060e - core::ops::function::FnOnce::call_once::h6022c23885292e7d [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_test_version stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_test_version' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_version::hf9e4547dc5ebdd77 (0x55a4c2b89861) [INFO] [stdout] at src/core/dm.rs:727 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_version::{{closure}}::h7f3562581b7b3d8a (0x55a4c2b8983a) [INFO] [stdout] at src/core/dm.rs:726 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h31fff1f0e4d2e3e3 (0x55a4c2af03ee) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b8987c - devicemapper::core::dm::tests::sudo_test_version::hf9e4547dc5ebdd77 [INFO] [stdout] at src/core/dm.rs:727 [INFO] [stdout] 13: 0x55a4c2b8983a - devicemapper::core::dm::tests::sudo_test_version::{{closure}}::h7f3562581b7b3d8a [INFO] [stdout] at src/core/dm.rs:726 [INFO] [stdout] 14: 0x55a4c2af03ee - core::ops::function::FnOnce::call_once::h31fff1f0e4d2e3e3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_test_rename stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_test_rename' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_rename::h5fb1a597d5388b70 (0x55a4c2b8c92a) [INFO] [stdout] at src/core/dm.rs:866 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_rename::{{closure}}::h3e924c779c7b035c (0x55a4c2b8c8fa) [INFO] [stdout] at src/core/dm.rs:865 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::hbe0f5f7b6e509b7e (0x55a4c2af096e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b8c948 - devicemapper::core::dm::tests::sudo_test_rename::h5fb1a597d5388b70 [INFO] [stdout] at src/core/dm.rs:866 [INFO] [stdout] 13: 0x55a4c2b8c8fa - devicemapper::core::dm::tests::sudo_test_rename::{{closure}}::h3e924c779c7b035c [INFO] [stdout] at src/core/dm.rs:865 [INFO] [stdout] 14: 0x55a4c2af096e - core::ops::function::FnOnce::call_once::hbe0f5f7b6e509b7e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_test_set_uuid stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_test_set_uuid' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_set_uuid::hc866f4c260b94671 (0x55a4c2b8bb14) [INFO] [stdout] at src/core/dm.rs:828 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_set_uuid::{{closure}}::h080f514ba5df207b (0x55a4c2b8baea) [INFO] [stdout] at src/core/dm.rs:827 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::hbc5d0b73684337a0 (0x55a4c2af093e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b8bb32 - devicemapper::core::dm::tests::sudo_test_set_uuid::hc866f4c260b94671 [INFO] [stdout] at src/core/dm.rs:828 [INFO] [stdout] 13: 0x55a4c2b8baea - devicemapper::core::dm::tests::sudo_test_set_uuid::{{closure}}::h080f514ba5df207b [INFO] [stdout] at src/core/dm.rs:827 [INFO] [stdout] 14: 0x55a4c2af093e - core::ops::function::FnOnce::call_once::hbc5d0b73684337a0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_test_rename_uuid_id stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_test_rename_uuid_id' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_rename_uuid_id::h0ea5cd38a66dd6f0 (0x55a4c2b8b5c4) [INFO] [stdout] at src/core/dm.rs:810 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_rename_uuid_id::{{closure}}::haf3a9436282429ff (0x55a4c2b8b59a) [INFO] [stdout] at src/core/dm.rs:809 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h2aacbe7b775af107 (0x55a4c2af038e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b8b5e2 - devicemapper::core::dm::tests::sudo_test_rename_uuid_id::h0ea5cd38a66dd6f0 [INFO] [stdout] at src/core/dm.rs:810 [INFO] [stdout] 13: 0x55a4c2b8b59a - devicemapper::core::dm::tests::sudo_test_rename_uuid_id::{{closure}}::haf3a9436282429ff [INFO] [stdout] at src/core/dm.rs:809 [INFO] [stdout] 14: 0x55a4c2af038e - core::ops::function::FnOnce::call_once::h2aacbe7b775af107 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_test_rename_uuid stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_test_rename_uuid' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_rename_uuid::h85f926f9d8b1a7f9 (0x55a4c2b8aff4) [INFO] [stdout] at src/core/dm.rs:790 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_rename_uuid::{{closure}}::hcb123bda0b77aa50 (0x55a4c2b8afca) [INFO] [stdout] at src/core/dm.rs:789 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h776bb97afe08a611 (0x55a4c2af06ce) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b8b012 - devicemapper::core::dm::tests::sudo_test_rename_uuid::h85f926f9d8b1a7f9 [INFO] [stdout] at src/core/dm.rs:790 [INFO] [stdout] 13: 0x55a4c2b8afca - devicemapper::core::dm::tests::sudo_test_rename_uuid::{{closure}}::hcb123bda0b77aa50 [INFO] [stdout] at src/core/dm.rs:789 [INFO] [stdout] 14: 0x55a4c2af06ce - core::ops::function::FnOnce::call_once::h776bb97afe08a611 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_test_versions stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_test_versions' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_versions::h7085b2c051a8c3d2 (0x55a4c2b89964) [INFO] [stdout] at src/core/dm.rs:733 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_versions::{{closure}}::h8d607a1eb3e49652 (0x55a4c2b8993a) [INFO] [stdout] at src/core/dm.rs:732 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h53165084363f90e7 (0x55a4c2af050e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b89982 - devicemapper::core::dm::tests::sudo_test_versions::h7085b2c051a8c3d2 [INFO] [stdout] at src/core/dm.rs:733 [INFO] [stdout] 13: 0x55a4c2b8993a - devicemapper::core::dm::tests::sudo_test_versions::{{closure}}::h8d607a1eb3e49652 [INFO] [stdout] at src/core/dm.rs:732 [INFO] [stdout] 14: 0x55a4c2af050e - core::ops::function::FnOnce::call_once::h53165084363f90e7 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_test_table_status_non_existant stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_test_table_status_non_existant' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_table_status_non_existant::hb85b060d7a55ac38 (0x55a4c2b8e304) [INFO] [stdout] at src/core/dm.rs:943 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_table_status_non_existant::{{closure}}::h82f7489b504283cc (0x55a4c2b8e2da) [INFO] [stdout] at src/core/dm.rs:941 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h023a777f6e6a1c91 (0x55a4c2af00be) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b8e322 - devicemapper::core::dm::tests::sudo_test_table_status_non_existant::hb85b060d7a55ac38 [INFO] [stdout] at src/core/dm.rs:943 [INFO] [stdout] 13: 0x55a4c2b8e2da - devicemapper::core::dm::tests::sudo_test_table_status_non_existant::{{closure}}::h82f7489b504283cc [INFO] [stdout] at src/core/dm.rs:941 [INFO] [stdout] 14: 0x55a4c2af00be - core::ops::function::FnOnce::call_once::h023a777f6e6a1c91 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- core::dm::tests::sudo_test_table_status_non_existant_table stdout ---- [INFO] [stdout] thread 'core::dm::tests::sudo_test_table_status_non_existant_table' panicked at 'called `Result::unwrap()` on an `Err` value: Core(Error(ContextInitError(Os { code: 2, kind: NotFound, message: "No such file or directory" }), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::core::errors::Error::from_kind::h1c2096865bef9362 (0x55a4c2af987b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::h533400a79e556c41 (0x55a4c2af9998) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h1ceb379c27fdba8f (0x55a4c2af7dc8) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::hbf1fa67bd56b5c53 (0x55a4c2b2861f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hddf7127e8e34f8c3 (0x55a4c2ad3366) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h8543334ebd8c1e21 (0x55a4c2b28417) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_table_status_non_existant_table::h0cc70680f4d7125b (0x55a4c2b8e65c) [INFO] [stdout] at src/core/dm.rs:956 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_table_status_non_existant_table::{{closure}}::hfc2f2e9bfc2d6139 (0x55a4c2b8e5ea) [INFO] [stdout] at src/core/dm.rs:953 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h382d3f3aec5d41ac (0x55a4c2af044e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7feec1d854a4) [INFO] [stdout] 21: __clone (0x7feec18b0d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acfb3e - core::result::Result::unwrap::h5c165024bd7eada3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b8e66b - devicemapper::core::dm::tests::sudo_test_table_status_non_existant_table::h0cc70680f4d7125b [INFO] [stdout] at src/core/dm.rs:956 [INFO] [stdout] 13: 0x55a4c2b8e5ea - devicemapper::core::dm::tests::sudo_test_table_status_non_existant_table::{{closure}}::hfc2f2e9bfc2d6139 [INFO] [stdout] at src/core/dm.rs:953 [INFO] [stdout] 14: 0x55a4c2af044e - core::ops::function::FnOnce::call_once::h382d3f3aec5d41ac [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7feec1d854a4 - start_thread [INFO] [stdout] 34: 0x7feec18b0d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- lineardev::tests::loop_test_duplicate_segments stdout ---- [INFO] [stdout] thread 'lineardev::tests::loop_test_duplicate_segments' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b576bc - devicemapper::testing::loopbacked::test_with_spec::hb76eb1b07e0aa067 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b5d4bb - devicemapper::lineardev::tests::loop_test_duplicate_segments::h290a71b81b7b0d91 [INFO] [stdout] at src/lineardev.rs:712 [INFO] [stdout] 21: 0x55a4c2b5d49a - devicemapper::lineardev::tests::loop_test_duplicate_segments::{{closure}}::ha7bdebd122b57dde [INFO] [stdout] at src/lineardev.rs:711 [INFO] [stdout] 22: 0x55a4c2af029e - core::ops::function::FnOnce::call_once::h222feda32ccff6b8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'lineardev::tests::loop_test_duplicate_segments' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hb76eb1b07e0aa067 (0x55a4c2b576bc) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_duplicate_segments::h290a71b81b7b0d91 (0x55a4c2b5d4bb) [INFO] [stdout] at src/lineardev.rs:712 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_duplicate_segments::{{closure}}::ha7bdebd122b57dde (0x55a4c2b5d49a) [INFO] [stdout] at src/lineardev.rs:711 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h222feda32ccff6b8 (0x55a4c2af029e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hb76eb1b07e0aa067 (0x55a4c2b576bc) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_duplicate_segments::h290a71b81b7b0d91 (0x55a4c2b5d4bb) [INFO] [stdout] at src/lineardev.rs:712 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_duplicate_segments::{{closure}}::ha7bdebd122b57dde (0x55a4c2b5d49a) [INFO] [stdout] at src/lineardev.rs:711 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h222feda32ccff6b8 (0x55a4c2af029e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b576da - devicemapper::testing::loopbacked::test_with_spec::hb76eb1b07e0aa067 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b5d4bb - devicemapper::lineardev::tests::loop_test_duplicate_segments::h290a71b81b7b0d91 [INFO] [stdout] at src/lineardev.rs:712 [INFO] [stdout] 14: 0x55a4c2b5d49a - devicemapper::lineardev::tests::loop_test_duplicate_segments::{{closure}}::ha7bdebd122b57dde [INFO] [stdout] at src/lineardev.rs:711 [INFO] [stdout] 15: 0x55a4c2af029e - core::ops::function::FnOnce::call_once::h222feda32ccff6b8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- lineardev::tests::loop_test_empty stdout ---- [INFO] [stdout] thread 'lineardev::tests::loop_test_empty' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b561cc - devicemapper::testing::loopbacked::test_with_spec::h8ef1189fe098dc14 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b5d4e8 - devicemapper::lineardev::tests::loop_test_empty::h917510625b34af22 [INFO] [stdout] at src/lineardev.rs:717 [INFO] [stdout] 21: 0x55a4c2b5d4ca - devicemapper::lineardev::tests::loop_test_empty::{{closure}}::hfe59945ac0bdc101 [INFO] [stdout] at src/lineardev.rs:716 [INFO] [stdout] 22: 0x55a4c2af090e - core::ops::function::FnOnce::call_once::hb7f868a92c9e2efc [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'lineardev::tests::loop_test_empty' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h8ef1189fe098dc14 (0x55a4c2b561cc) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_empty::h917510625b34af22 (0x55a4c2b5d4e8) [INFO] [stdout] at src/lineardev.rs:717 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_empty::{{closure}}::hfe59945ac0bdc101 (0x55a4c2b5d4ca) [INFO] [stdout] at src/lineardev.rs:716 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hb7f868a92c9e2efc (0x55a4c2af090e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h8ef1189fe098dc14 (0x55a4c2b561cc) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_empty::h917510625b34af22 (0x55a4c2b5d4e8) [INFO] [stdout] at src/lineardev.rs:717 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_empty::{{closure}}::hfe59945ac0bdc101 (0x55a4c2b5d4ca) [INFO] [stdout] at src/lineardev.rs:716 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hb7f868a92c9e2efc (0x55a4c2af090e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b561ea - devicemapper::testing::loopbacked::test_with_spec::h8ef1189fe098dc14 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b5d4e8 - devicemapper::lineardev::tests::loop_test_empty::h917510625b34af22 [INFO] [stdout] at src/lineardev.rs:717 [INFO] [stdout] 14: 0x55a4c2b5d4ca - devicemapper::lineardev::tests::loop_test_empty::{{closure}}::hfe59945ac0bdc101 [INFO] [stdout] at src/lineardev.rs:716 [INFO] [stdout] 15: 0x55a4c2af090e - core::ops::function::FnOnce::call_once::hb7f868a92c9e2efc [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- lineardev::tests::loop_test_rename_id stdout ---- [INFO] [stdout] thread 'lineardev::tests::loop_test_rename_id' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b58bac - devicemapper::testing::loopbacked::test_with_spec::hf4e37ddfb3b5833e [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b5d57b - devicemapper::lineardev::tests::loop_test_rename_id::h516a0ee6c353c5a8 [INFO] [stdout] at src/lineardev.rs:732 [INFO] [stdout] 21: 0x55a4c2b5d55a - devicemapper::lineardev::tests::loop_test_rename_id::{{closure}}::h262665ccda3dd7ae [INFO] [stdout] at src/lineardev.rs:731 [INFO] [stdout] 22: 0x55a4c2af084e - core::ops::function::FnOnce::call_once::h95e1131afe680e49 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'lineardev::tests::loop_test_rename_id' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hf4e37ddfb3b5833e (0x55a4c2b58bac) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_rename_id::h516a0ee6c353c5a8 (0x55a4c2b5d57b) [INFO] [stdout] at src/lineardev.rs:732 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_rename_id::{{closure}}::h262665ccda3dd7ae (0x55a4c2b5d55a) [INFO] [stdout] at src/lineardev.rs:731 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h95e1131afe680e49 (0x55a4c2af084e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hf4e37ddfb3b5833e (0x55a4c2b58bac) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_rename_id::h516a0ee6c353c5a8 (0x55a4c2b5d57b) [INFO] [stdout] at src/lineardev.rs:732 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_rename_id::{{closure}}::h262665ccda3dd7ae (0x55a4c2b5d55a) [INFO] [stdout] at src/lineardev.rs:731 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h95e1131afe680e49 (0x55a4c2af084e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b58bca - devicemapper::testing::loopbacked::test_with_spec::hf4e37ddfb3b5833e [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b5d57b - devicemapper::lineardev::tests::loop_test_rename_id::h516a0ee6c353c5a8 [INFO] [stdout] at src/lineardev.rs:732 [INFO] [stdout] 14: 0x55a4c2b5d55a - devicemapper::lineardev::tests::loop_test_rename_id::{{closure}}::h262665ccda3dd7ae [INFO] [stdout] at src/lineardev.rs:731 [INFO] [stdout] 15: 0x55a4c2af084e - core::ops::function::FnOnce::call_once::h95e1131afe680e49 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- lineardev::tests::loop_test_segment stdout ---- [INFO] [stdout] thread 'lineardev::tests::loop_test_segment' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b533bc - devicemapper::testing::loopbacked::test_with_spec::h47b72c1985691ab6 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b5d5db - devicemapper::lineardev::tests::loop_test_segment::h452d6fbd44ee044f [INFO] [stdout] at src/lineardev.rs:742 [INFO] [stdout] 21: 0x55a4c2b5d5ba - devicemapper::lineardev::tests::loop_test_segment::{{closure}}::h0245aa150d94a28b [INFO] [stdout] at src/lineardev.rs:741 [INFO] [stdout] 22: 0x55a4c2af0c5e - core::ops::function::FnOnce::call_once::hf21c11b0f5b2f9df [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'lineardev::tests::loop_test_segment' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h47b72c1985691ab6 (0x55a4c2b533bc) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_segment::h452d6fbd44ee044f (0x55a4c2b5d5db) [INFO] [stdout] at src/lineardev.rs:742 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_segment::{{closure}}::h0245aa150d94a28b (0x55a4c2b5d5ba) [INFO] [stdout] at src/lineardev.rs:741 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hf21c11b0f5b2f9df (0x55a4c2af0c5e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h47b72c1985691ab6 (0x55a4c2b533bc) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_segment::h452d6fbd44ee044f (0x55a4c2b5d5db) [INFO] [stdout] at src/lineardev.rs:742 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_segment::{{closure}}::h0245aa150d94a28b (0x55a4c2b5d5ba) [INFO] [stdout] at src/lineardev.rs:741 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hf21c11b0f5b2f9df (0x55a4c2af0c5e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b533da - devicemapper::testing::loopbacked::test_with_spec::h47b72c1985691ab6 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b5d5db - devicemapper::lineardev::tests::loop_test_segment::h452d6fbd44ee044f [INFO] [stdout] at src/lineardev.rs:742 [INFO] [stdout] 14: 0x55a4c2b5d5ba - devicemapper::lineardev::tests::loop_test_segment::{{closure}}::h0245aa150d94a28b [INFO] [stdout] at src/lineardev.rs:741 [INFO] [stdout] 15: 0x55a4c2af0c5e - core::ops::function::FnOnce::call_once::hf21c11b0f5b2f9df [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- lineardev::tests::loop_test_rename stdout ---- [INFO] [stdout] thread 'lineardev::tests::loop_test_rename' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b52b5c - devicemapper::testing::loopbacked::test_with_spec::h37a3c9b4498d7171 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b5d54b - devicemapper::lineardev::tests::loop_test_rename::h47e38ede58382477 [INFO] [stdout] at src/lineardev.rs:727 [INFO] [stdout] 21: 0x55a4c2b5d52a - devicemapper::lineardev::tests::loop_test_rename::{{closure}}::h81f884570518f005 [INFO] [stdout] at src/lineardev.rs:726 [INFO] [stdout] 22: 0x55a4c2af08de - core::ops::function::FnOnce::call_once::hb66b1803816f5331 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'lineardev::tests::loop_test_rename' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h37a3c9b4498d7171 (0x55a4c2b52b5c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_rename::h47e38ede58382477 (0x55a4c2b5d54b) [INFO] [stdout] at src/lineardev.rs:727 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_rename::{{closure}}::h81f884570518f005 (0x55a4c2b5d52a) [INFO] [stdout] at src/lineardev.rs:726 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hb66b1803816f5331 (0x55a4c2af08de) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h37a3c9b4498d7171 (0x55a4c2b52b5c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_rename::h47e38ede58382477 (0x55a4c2b5d54b) [INFO] [stdout] at src/lineardev.rs:727 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_rename::{{closure}}::h81f884570518f005 (0x55a4c2b5d52a) [INFO] [stdout] at src/lineardev.rs:726 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hb66b1803816f5331 (0x55a4c2af08de) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b52b7a - devicemapper::testing::loopbacked::test_with_spec::h37a3c9b4498d7171 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b5d54b - devicemapper::lineardev::tests::loop_test_rename::h47e38ede58382477 [INFO] [stdout] at src/lineardev.rs:727 [INFO] [stdout] 14: 0x55a4c2b5d52a - devicemapper::lineardev::tests::loop_test_rename::{{closure}}::h81f884570518f005 [INFO] [stdout] at src/lineardev.rs:726 [INFO] [stdout] 15: 0x55a4c2af08de - core::ops::function::FnOnce::call_once::hb66b1803816f5331 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- lineardev::tests::loop_test_several_segments stdout ---- [INFO] [stdout] thread 'lineardev::tests::loop_test_several_segments' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b5728c - devicemapper::testing::loopbacked::test_with_spec::hb27634c39d1b2128 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b5d60b - devicemapper::lineardev::tests::loop_test_several_segments::he9e6ea409f4c7477 [INFO] [stdout] at src/lineardev.rs:747 [INFO] [stdout] 21: 0x55a4c2b5d5ea - devicemapper::lineardev::tests::loop_test_several_segments::{{closure}}::h39c66494854722b6 [INFO] [stdout] at src/lineardev.rs:746 [INFO] [stdout] 22: 0x55a4c2af02fe - core::ops::function::FnOnce::call_once::h27e6dfcaf6824c54 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'lineardev::tests::loop_test_several_segments' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hb27634c39d1b2128 (0x55a4c2b5728c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_several_segments::he9e6ea409f4c7477 (0x55a4c2b5d60b) [INFO] [stdout] at src/lineardev.rs:747 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_several_segments::{{closure}}::h39c66494854722b6 (0x55a4c2b5d5ea) [INFO] [stdout] at src/lineardev.rs:746 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h27e6dfcaf6824c54 (0x55a4c2af02fe) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hb27634c39d1b2128 (0x55a4c2b5728c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_several_segments::he9e6ea409f4c7477 (0x55a4c2b5d60b) [INFO] [stdout] at src/lineardev.rs:747 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_several_segments::{{closure}}::h39c66494854722b6 (0x55a4c2b5d5ea) [INFO] [stdout] at src/lineardev.rs:746 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h27e6dfcaf6824c54 (0x55a4c2af02fe) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b572aa - devicemapper::testing::loopbacked::test_with_spec::hb27634c39d1b2128 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b5d60b - devicemapper::lineardev::tests::loop_test_several_segments::he9e6ea409f4c7477 [INFO] [stdout] at src/lineardev.rs:747 [INFO] [stdout] 14: 0x55a4c2b5d5ea - devicemapper::lineardev::tests::loop_test_several_segments::{{closure}}::h39c66494854722b6 [INFO] [stdout] at src/lineardev.rs:746 [INFO] [stdout] 15: 0x55a4c2af02fe - core::ops::function::FnOnce::call_once::h27e6dfcaf6824c54 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- lineardev::tests::loop_test_suspend stdout ---- [INFO] [stdout] thread 'lineardev::tests::loop_test_suspend' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b5447c - devicemapper::testing::loopbacked::test_with_spec::h63c52a4ac95d144a [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b5d63b - devicemapper::lineardev::tests::loop_test_suspend::h989e2e8cd689174e [INFO] [stdout] at src/lineardev.rs:752 [INFO] [stdout] 21: 0x55a4c2b5d61a - devicemapper::lineardev::tests::loop_test_suspend::{{closure}}::h6e7526f5edc24fe0 [INFO] [stdout] at src/lineardev.rs:751 [INFO] [stdout] 22: 0x55a4c2af06fe - core::ops::function::FnOnce::call_once::h7b738d8cf67674f9 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'lineardev::tests::loop_test_suspend' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h63c52a4ac95d144a (0x55a4c2b5447c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_suspend::h989e2e8cd689174e (0x55a4c2b5d63b) [INFO] [stdout] at src/lineardev.rs:752 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_suspend::{{closure}}::h6e7526f5edc24fe0 (0x55a4c2b5d61a) [INFO] [stdout] at src/lineardev.rs:751 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h7b738d8cf67674f9 (0x55a4c2af06fe) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h63c52a4ac95d144a (0x55a4c2b5447c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_suspend::h989e2e8cd689174e (0x55a4c2b5d63b) [INFO] [stdout] at src/lineardev.rs:752 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_suspend::{{closure}}::h6e7526f5edc24fe0 (0x55a4c2b5d61a) [INFO] [stdout] at src/lineardev.rs:751 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h7b738d8cf67674f9 (0x55a4c2af06fe) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b5449a - devicemapper::testing::loopbacked::test_with_spec::h63c52a4ac95d144a [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b5d63b - devicemapper::lineardev::tests::loop_test_suspend::h989e2e8cd689174e [INFO] [stdout] at src/lineardev.rs:752 [INFO] [stdout] 14: 0x55a4c2b5d61a - devicemapper::lineardev::tests::loop_test_suspend::{{closure}}::h6e7526f5edc24fe0 [INFO] [stdout] at src/lineardev.rs:751 [INFO] [stdout] 15: 0x55a4c2af06fe - core::ops::function::FnOnce::call_once::h7b738d8cf67674f9 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- lineardev::tests::loop_test_empty_table_set stdout ---- [INFO] [stdout] thread 'lineardev::tests::loop_test_empty_table_set' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b57aec - devicemapper::testing::loopbacked::test_with_spec::hb7821b4fc8af5103 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b5d51b - devicemapper::lineardev::tests::loop_test_empty_table_set::h62a43ffe8e5a2401 [INFO] [stdout] at src/lineardev.rs:722 [INFO] [stdout] 21: 0x55a4c2b5d4fa - devicemapper::lineardev::tests::loop_test_empty_table_set::{{closure}}::hf372764fce485f51 [INFO] [stdout] at src/lineardev.rs:721 [INFO] [stdout] 22: 0x55a4c2af09ce - core::ops::function::FnOnce::call_once::hc398e863e1f32bec [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'lineardev::tests::loop_test_empty_table_set' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hb7821b4fc8af5103 (0x55a4c2b57aec) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_empty_table_set::h62a43ffe8e5a2401 (0x55a4c2b5d51b) [INFO] [stdout] at src/lineardev.rs:722 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_empty_table_set::{{closure}}::hf372764fce485f51 (0x55a4c2b5d4fa) [INFO] [stdout] at src/lineardev.rs:721 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hc398e863e1f32bec (0x55a4c2af09ce) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hb7821b4fc8af5103 (0x55a4c2b57aec) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_empty_table_set::h62a43ffe8e5a2401 (0x55a4c2b5d51b) [INFO] [stdout] at src/lineardev.rs:722 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_empty_table_set::{{closure}}::hf372764fce485f51 (0x55a4c2b5d4fa) [INFO] [stdout] at src/lineardev.rs:721 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hc398e863e1f32bec (0x55a4c2af09ce) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b57b0a - devicemapper::testing::loopbacked::test_with_spec::hb7821b4fc8af5103 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b5d51b - devicemapper::lineardev::tests::loop_test_empty_table_set::h62a43ffe8e5a2401 [INFO] [stdout] at src/lineardev.rs:722 [INFO] [stdout] 14: 0x55a4c2b5d4fa - devicemapper::lineardev::tests::loop_test_empty_table_set::{{closure}}::hf372764fce485f51 [INFO] [stdout] at src/lineardev.rs:721 [INFO] [stdout] 15: 0x55a4c2af09ce - core::ops::function::FnOnce::call_once::hc398e863e1f32bec [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- lineardev::tests::loop_test_same_name stdout ---- [INFO] [stdout] thread 'lineardev::tests::loop_test_same_name' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b5272c - devicemapper::testing::loopbacked::test_with_spec::h1dc730ed32313e4d [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b5d5ab - devicemapper::lineardev::tests::loop_test_same_name::h52d3ee54b8029d0d [INFO] [stdout] at src/lineardev.rs:737 [INFO] [stdout] 21: 0x55a4c2b5d58a - devicemapper::lineardev::tests::loop_test_same_name::{{closure}}::h956b18005b657728 [INFO] [stdout] at src/lineardev.rs:736 [INFO] [stdout] 22: 0x55a4c2af0b6e - core::ops::function::FnOnce::call_once::hde8235b3593d6c5c [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'lineardev::tests::loop_test_same_name' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h1dc730ed32313e4d (0x55a4c2b5272c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_same_name::h52d3ee54b8029d0d (0x55a4c2b5d5ab) [INFO] [stdout] at src/lineardev.rs:737 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_same_name::{{closure}}::h956b18005b657728 (0x55a4c2b5d58a) [INFO] [stdout] at src/lineardev.rs:736 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hde8235b3593d6c5c (0x55a4c2af0b6e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h1dc730ed32313e4d (0x55a4c2b5272c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_same_name::h52d3ee54b8029d0d (0x55a4c2b5d5ab) [INFO] [stdout] at src/lineardev.rs:737 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_same_name::{{closure}}::h956b18005b657728 (0x55a4c2b5d58a) [INFO] [stdout] at src/lineardev.rs:736 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hde8235b3593d6c5c (0x55a4c2af0b6e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b5274a - devicemapper::testing::loopbacked::test_with_spec::h1dc730ed32313e4d [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b5d5ab - devicemapper::lineardev::tests::loop_test_same_name::h52d3ee54b8029d0d [INFO] [stdout] at src/lineardev.rs:737 [INFO] [stdout] 14: 0x55a4c2b5d58a - devicemapper::lineardev::tests::loop_test_same_name::{{closure}}::h956b18005b657728 [INFO] [stdout] at src/lineardev.rs:736 [INFO] [stdout] 15: 0x55a4c2af0b6e - core::ops::function::FnOnce::call_once::hde8235b3593d6c5c [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- thindev::tests::loop_test_basic stdout ---- [INFO] [stdout] thread 'thindev::tests::loop_test_basic' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b5404c - devicemapper::testing::loopbacked::test_with_spec::h61cc7305cbfe5306 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b678db - devicemapper::thindev::tests::loop_test_basic::hd4c1d8f8873d80c2 [INFO] [stdout] at src/thindev.rs:917 [INFO] [stdout] 21: 0x55a4c2b678ba - devicemapper::thindev::tests::loop_test_basic::{{closure}}::h8c78d79c156215b0 [INFO] [stdout] at src/thindev.rs:916 [INFO] [stdout] 22: 0x55a4c2af07be - core::ops::function::FnOnce::call_once::h85fdbcb77a85084f [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'thindev::tests::loop_test_basic' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h61cc7305cbfe5306 (0x55a4c2b5404c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_basic::hd4c1d8f8873d80c2 (0x55a4c2b678db) [INFO] [stdout] at src/thindev.rs:917 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_basic::{{closure}}::h8c78d79c156215b0 (0x55a4c2b678ba) [INFO] [stdout] at src/thindev.rs:916 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h85fdbcb77a85084f (0x55a4c2af07be) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h61cc7305cbfe5306 (0x55a4c2b5404c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_basic::hd4c1d8f8873d80c2 (0x55a4c2b678db) [INFO] [stdout] at src/thindev.rs:917 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_basic::{{closure}}::h8c78d79c156215b0 (0x55a4c2b678ba) [INFO] [stdout] at src/thindev.rs:916 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h85fdbcb77a85084f (0x55a4c2af07be) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b5406a - devicemapper::testing::loopbacked::test_with_spec::h61cc7305cbfe5306 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b678db - devicemapper::thindev::tests::loop_test_basic::hd4c1d8f8873d80c2 [INFO] [stdout] at src/thindev.rs:917 [INFO] [stdout] 14: 0x55a4c2b678ba - devicemapper::thindev::tests::loop_test_basic::{{closure}}::h8c78d79c156215b0 [INFO] [stdout] at src/thindev.rs:916 [INFO] [stdout] 15: 0x55a4c2af07be - core::ops::function::FnOnce::call_once::h85fdbcb77a85084f [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- thindev::tests::loop_test_filesystem stdout ---- [INFO] [stdout] thread 'thindev::tests::loop_test_filesystem' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b5510c - devicemapper::testing::loopbacked::test_with_spec::h7e397c78d02b6e86 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b679fb - devicemapper::thindev::tests::loop_test_filesystem::hdec8622150a22454 [INFO] [stdout] at src/thindev.rs:947 [INFO] [stdout] 21: 0x55a4c2b679da - devicemapper::thindev::tests::loop_test_filesystem::{{closure}}::h952c98f4a97a1f81 [INFO] [stdout] at src/thindev.rs:946 [INFO] [stdout] 22: 0x55a4c2af041e - core::ops::function::FnOnce::call_once::h34edaf00a1a887c4 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'thindev::tests::loop_test_filesystem' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h7e397c78d02b6e86 (0x55a4c2b5510c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_filesystem::hdec8622150a22454 (0x55a4c2b679fb) [INFO] [stdout] at src/thindev.rs:947 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_filesystem::{{closure}}::h952c98f4a97a1f81 (0x55a4c2b679da) [INFO] [stdout] at src/thindev.rs:946 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h34edaf00a1a887c4 (0x55a4c2af041e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h7e397c78d02b6e86 (0x55a4c2b5510c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_filesystem::hdec8622150a22454 (0x55a4c2b679fb) [INFO] [stdout] at src/thindev.rs:947 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_filesystem::{{closure}}::h952c98f4a97a1f81 (0x55a4c2b679da) [INFO] [stdout] at src/thindev.rs:946 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h34edaf00a1a887c4 (0x55a4c2af041e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b5512a - devicemapper::testing::loopbacked::test_with_spec::h7e397c78d02b6e86 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b679fb - devicemapper::thindev::tests::loop_test_filesystem::hdec8622150a22454 [INFO] [stdout] at src/thindev.rs:947 [INFO] [stdout] 14: 0x55a4c2b679da - devicemapper::thindev::tests::loop_test_filesystem::{{closure}}::h952c98f4a97a1f81 [INFO] [stdout] at src/thindev.rs:946 [INFO] [stdout] 15: 0x55a4c2af041e - core::ops::function::FnOnce::call_once::h34edaf00a1a887c4 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- thindev::tests::loop_test_snapshot stdout ---- [INFO] [stdout] thread 'thindev::tests::loop_test_snapshot' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b51ecc - devicemapper::testing::loopbacked::test_with_spec::h040cba4b3f8249b8 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b6799b - devicemapper::thindev::tests::loop_test_snapshot::hf9829e600183664e [INFO] [stdout] at src/thindev.rs:937 [INFO] [stdout] 21: 0x55a4c2b6797a - devicemapper::thindev::tests::loop_test_snapshot::{{closure}}::hd87711788be447ba [INFO] [stdout] at src/thindev.rs:936 [INFO] [stdout] 22: 0x55a4c2af063e - core::ops::function::FnOnce::call_once::h6577944cbffcbe44 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'thindev::tests::loop_test_snapshot' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h040cba4b3f8249b8 (0x55a4c2b51ecc) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_snapshot::hf9829e600183664e (0x55a4c2b6799b) [INFO] [stdout] at src/thindev.rs:937 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_snapshot::{{closure}}::hd87711788be447ba (0x55a4c2b6797a) [INFO] [stdout] at src/thindev.rs:936 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h6577944cbffcbe44 (0x55a4c2af063e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h040cba4b3f8249b8 (0x55a4c2b51ecc) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_snapshot::hf9829e600183664e (0x55a4c2b6799b) [INFO] [stdout] at src/thindev.rs:937 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_snapshot::{{closure}}::hd87711788be447ba (0x55a4c2b6797a) [INFO] [stdout] at src/thindev.rs:936 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h6577944cbffcbe44 (0x55a4c2af063e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b51eea - devicemapper::testing::loopbacked::test_with_spec::h040cba4b3f8249b8 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b6799b - devicemapper::thindev::tests::loop_test_snapshot::hf9829e600183664e [INFO] [stdout] at src/thindev.rs:937 [INFO] [stdout] 14: 0x55a4c2b6797a - devicemapper::thindev::tests::loop_test_snapshot::{{closure}}::hd87711788be447ba [INFO] [stdout] at src/thindev.rs:936 [INFO] [stdout] 15: 0x55a4c2af063e - core::ops::function::FnOnce::call_once::h6577944cbffcbe44 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- thindev::tests::loop_test_setup_without_new stdout ---- [INFO] [stdout] thread 'thindev::tests::loop_test_setup_without_new' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b56a2c - devicemapper::testing::loopbacked::test_with_spec::haa11f0ffb44a0a1a [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b6796b - devicemapper::thindev::tests::loop_test_setup_without_new::hb69a2a094ada3823 [INFO] [stdout] at src/thindev.rs:932 [INFO] [stdout] 21: 0x55a4c2b6794a - devicemapper::thindev::tests::loop_test_setup_without_new::{{closure}}::h89cf8f81d19f620a [INFO] [stdout] at src/thindev.rs:931 [INFO] [stdout] 22: 0x55a4c2af078e - core::ops::function::FnOnce::call_once::h84158801108f7fe8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'thindev::tests::loop_test_setup_without_new' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::haa11f0ffb44a0a1a (0x55a4c2b56a2c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_setup_without_new::hb69a2a094ada3823 (0x55a4c2b6796b) [INFO] [stdout] at src/thindev.rs:932 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_setup_without_new::{{closure}}::h89cf8f81d19f620a (0x55a4c2b6794a) [INFO] [stdout] at src/thindev.rs:931 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h84158801108f7fe8 (0x55a4c2af078e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::haa11f0ffb44a0a1a (0x55a4c2b56a2c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_setup_without_new::hb69a2a094ada3823 (0x55a4c2b6796b) [INFO] [stdout] at src/thindev.rs:932 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_setup_without_new::{{closure}}::h89cf8f81d19f620a (0x55a4c2b6794a) [INFO] [stdout] at src/thindev.rs:931 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h84158801108f7fe8 (0x55a4c2af078e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b56a4a - devicemapper::testing::loopbacked::test_with_spec::haa11f0ffb44a0a1a [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b6796b - devicemapper::thindev::tests::loop_test_setup_without_new::hb69a2a094ada3823 [INFO] [stdout] at src/thindev.rs:932 [INFO] [stdout] 14: 0x55a4c2b6794a - devicemapper::thindev::tests::loop_test_setup_without_new::{{closure}}::h89cf8f81d19f620a [INFO] [stdout] at src/thindev.rs:931 [INFO] [stdout] 15: 0x55a4c2af078e - core::ops::function::FnOnce::call_once::h84158801108f7fe8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- thindev::tests::loop_test_snapshot_usage stdout ---- [INFO] [stdout] thread 'thindev::tests::loop_test_snapshot_usage' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b54cdc - devicemapper::testing::loopbacked::test_with_spec::h7327340f964f6e43 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b679cb - devicemapper::thindev::tests::loop_test_snapshot_usage::hf8ca1ddc9e61d4d2 [INFO] [stdout] at src/thindev.rs:942 [INFO] [stdout] 21: 0x55a4c2b679aa - devicemapper::thindev::tests::loop_test_snapshot_usage::{{closure}}::h73f5607e8d0e27f6 [INFO] [stdout] at src/thindev.rs:941 [INFO] [stdout] 22: 0x55a4c2af008e - core::ops::function::FnOnce::call_once::h012ee956c1f7d6e9 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'thindev::tests::loop_test_snapshot_usage' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h7327340f964f6e43 (0x55a4c2b54cdc) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_snapshot_usage::hf8ca1ddc9e61d4d2 (0x55a4c2b679cb) [INFO] [stdout] at src/thindev.rs:942 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_snapshot_usage::{{closure}}::h73f5607e8d0e27f6 (0x55a4c2b679aa) [INFO] [stdout] at src/thindev.rs:941 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h012ee956c1f7d6e9 (0x55a4c2af008e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h7327340f964f6e43 (0x55a4c2b54cdc) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_snapshot_usage::hf8ca1ddc9e61d4d2 (0x55a4c2b679cb) [INFO] [stdout] at src/thindev.rs:942 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_snapshot_usage::{{closure}}::h73f5607e8d0e27f6 (0x55a4c2b679aa) [INFO] [stdout] at src/thindev.rs:941 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h012ee956c1f7d6e9 (0x55a4c2af008e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b54cfa - devicemapper::testing::loopbacked::test_with_spec::h7327340f964f6e43 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b679cb - devicemapper::thindev::tests::loop_test_snapshot_usage::hf8ca1ddc9e61d4d2 [INFO] [stdout] at src/thindev.rs:942 [INFO] [stdout] 14: 0x55a4c2b679aa - devicemapper::thindev::tests::loop_test_snapshot_usage::{{closure}}::h73f5607e8d0e27f6 [INFO] [stdout] at src/thindev.rs:941 [INFO] [stdout] 15: 0x55a4c2af008e - core::ops::function::FnOnce::call_once::h012ee956c1f7d6e9 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- thindev::tests::loop_test_thindev_destroy stdout ---- [INFO] [stdout] thread 'thindev::tests::loop_test_thindev_destroy' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b5877c - devicemapper::testing::loopbacked::test_with_spec::hf0f3c844b762605a [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b67a2b - devicemapper::thindev::tests::loop_test_thindev_destroy::h4efee1cbdb6d1190 [INFO] [stdout] at src/thindev.rs:952 [INFO] [stdout] 21: 0x55a4c2b67a0a - devicemapper::thindev::tests::loop_test_thindev_destroy::{{closure}}::hdfaad1432b17c708 [INFO] [stdout] at src/thindev.rs:951 [INFO] [stdout] 22: 0x55a4c2af05de - core::ops::function::FnOnce::call_once::h59d85f57e565e487 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'thindev::tests::loop_test_thindev_destroy' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hf0f3c844b762605a (0x55a4c2b5877c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_thindev_destroy::h4efee1cbdb6d1190 (0x55a4c2b67a2b) [INFO] [stdout] at src/thindev.rs:952 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_thindev_destroy::{{closure}}::hdfaad1432b17c708 (0x55a4c2b67a0a) [INFO] [stdout] at src/thindev.rs:951 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h59d85f57e565e487 (0x55a4c2af05de) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hf0f3c844b762605a (0x55a4c2b5877c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_thindev_destroy::h4efee1cbdb6d1190 (0x55a4c2b67a2b) [INFO] [stdout] at src/thindev.rs:952 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_thindev_destroy::{{closure}}::hdfaad1432b17c708 (0x55a4c2b67a0a) [INFO] [stdout] at src/thindev.rs:951 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h59d85f57e565e487 (0x55a4c2af05de) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b5879a - devicemapper::testing::loopbacked::test_with_spec::hf0f3c844b762605a [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b67a2b - devicemapper::thindev::tests::loop_test_thindev_destroy::h4efee1cbdb6d1190 [INFO] [stdout] at src/thindev.rs:952 [INFO] [stdout] 14: 0x55a4c2b67a0a - devicemapper::thindev::tests::loop_test_thindev_destroy::{{closure}}::hdfaad1432b17c708 [INFO] [stdout] at src/thindev.rs:951 [INFO] [stdout] 15: 0x55a4c2af05de - core::ops::function::FnOnce::call_once::h59d85f57e565e487 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- thindev::tests::loop_test_basic_udev stdout ---- [INFO] [stdout] thread 'thindev::tests::loop_test_basic_udev' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b548ac - devicemapper::testing::loopbacked::test_with_spec::h71eea6636e15feb6 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b6790b - devicemapper::thindev::tests::loop_test_basic_udev::haf75aa674bfd5fc5 [INFO] [stdout] at src/thindev.rs:922 [INFO] [stdout] 21: 0x55a4c2b678ea - devicemapper::thindev::tests::loop_test_basic_udev::{{closure}}::h362f91ace0f9a44f [INFO] [stdout] at src/thindev.rs:921 [INFO] [stdout] 22: 0x55a4c2af04de - core::ops::function::FnOnce::call_once::h52aeae88b82cc683 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'thindev::tests::loop_test_basic_udev' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h71eea6636e15feb6 (0x55a4c2b548ac) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_basic_udev::haf75aa674bfd5fc5 (0x55a4c2b6790b) [INFO] [stdout] at src/thindev.rs:922 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_basic_udev::{{closure}}::h362f91ace0f9a44f (0x55a4c2b678ea) [INFO] [stdout] at src/thindev.rs:921 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h52aeae88b82cc683 (0x55a4c2af04de) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h71eea6636e15feb6 (0x55a4c2b548ac) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_basic_udev::haf75aa674bfd5fc5 (0x55a4c2b6790b) [INFO] [stdout] at src/thindev.rs:922 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_basic_udev::{{closure}}::h362f91ace0f9a44f (0x55a4c2b678ea) [INFO] [stdout] at src/thindev.rs:921 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h52aeae88b82cc683 (0x55a4c2af04de) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b548ca - devicemapper::testing::loopbacked::test_with_spec::h71eea6636e15feb6 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b6790b - devicemapper::thindev::tests::loop_test_basic_udev::haf75aa674bfd5fc5 [INFO] [stdout] at src/thindev.rs:922 [INFO] [stdout] 14: 0x55a4c2b678ea - devicemapper::thindev::tests::loop_test_basic_udev::{{closure}}::h362f91ace0f9a44f [INFO] [stdout] at src/thindev.rs:921 [INFO] [stdout] 15: 0x55a4c2af04de - core::ops::function::FnOnce::call_once::h52aeae88b82cc683 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- thinpooldev::tests::loop_test_set_meta stdout ---- [INFO] [stdout] thread 'thinpooldev::tests::loop_test_set_meta' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b522fc - devicemapper::testing::loopbacked::test_with_spec::h12f6e1c05c988168 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b9dfab - devicemapper::thinpooldev::tests::loop_test_set_meta::h6481517e29728457 [INFO] [stdout] at src/thinpooldev.rs:852 [INFO] [stdout] 21: 0x55a4c2b9df8a - devicemapper::thinpooldev::tests::loop_test_set_meta::{{closure}}::h3215e59b9cf486b5 [INFO] [stdout] at src/thinpooldev.rs:851 [INFO] [stdout] 22: 0x55a4c2af081e - core::ops::function::FnOnce::call_once::h92d8f09ad78c88fd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'thinpooldev::tests::loop_test_set_meta' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h12f6e1c05c988168 (0x55a4c2b522fc) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thinpooldev::tests::loop_test_set_meta::h6481517e29728457 (0x55a4c2b9dfab) [INFO] [stdout] at src/thinpooldev.rs:852 [INFO] [stdout] 10: devicemapper::thinpooldev::tests::loop_test_set_meta::{{closure}}::h3215e59b9cf486b5 (0x55a4c2b9df8a) [INFO] [stdout] at src/thinpooldev.rs:851 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h92d8f09ad78c88fd (0x55a4c2af081e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h12f6e1c05c988168 (0x55a4c2b522fc) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thinpooldev::tests::loop_test_set_meta::h6481517e29728457 (0x55a4c2b9dfab) [INFO] [stdout] at src/thinpooldev.rs:852 [INFO] [stdout] 10: devicemapper::thinpooldev::tests::loop_test_set_meta::{{closure}}::h3215e59b9cf486b5 (0x55a4c2b9df8a) [INFO] [stdout] at src/thinpooldev.rs:851 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h92d8f09ad78c88fd (0x55a4c2af081e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b5231a - devicemapper::testing::loopbacked::test_with_spec::h12f6e1c05c988168 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b9dfab - devicemapper::thinpooldev::tests::loop_test_set_meta::h6481517e29728457 [INFO] [stdout] at src/thinpooldev.rs:852 [INFO] [stdout] 14: 0x55a4c2b9df8a - devicemapper::thinpooldev::tests::loop_test_set_meta::{{closure}}::h3215e59b9cf486b5 [INFO] [stdout] at src/thinpooldev.rs:851 [INFO] [stdout] 15: 0x55a4c2af081e - core::ops::function::FnOnce::call_once::h92d8f09ad78c88fd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- thinpooldev::tests::loop_test_set_data stdout ---- [INFO] [stdout] thread 'thinpooldev::tests::loop_test_set_data' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b52f8c - devicemapper::testing::loopbacked::test_with_spec::h3ba01f3aa8baa86a [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b9df7b - devicemapper::thinpooldev::tests::loop_test_set_data::hfed13decf1a4f6e6 [INFO] [stdout] at src/thinpooldev.rs:814 [INFO] [stdout] 21: 0x55a4c2b9df5a - devicemapper::thinpooldev::tests::loop_test_set_data::{{closure}}::ha0a2dd792eea4a48 [INFO] [stdout] at src/thinpooldev.rs:813 [INFO] [stdout] 22: 0x55a4c2af069e - core::ops::function::FnOnce::call_once::h775ba1ea4c2981f3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'thinpooldev::tests::loop_test_set_data' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h3ba01f3aa8baa86a (0x55a4c2b52f8c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thinpooldev::tests::loop_test_set_data::hfed13decf1a4f6e6 (0x55a4c2b9df7b) [INFO] [stdout] at src/thinpooldev.rs:814 [INFO] [stdout] 10: devicemapper::thinpooldev::tests::loop_test_set_data::{{closure}}::ha0a2dd792eea4a48 (0x55a4c2b9df5a) [INFO] [stdout] at src/thinpooldev.rs:813 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h775ba1ea4c2981f3 (0x55a4c2af069e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h3ba01f3aa8baa86a (0x55a4c2b52f8c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thinpooldev::tests::loop_test_set_data::hfed13decf1a4f6e6 (0x55a4c2b9df7b) [INFO] [stdout] at src/thinpooldev.rs:814 [INFO] [stdout] 10: devicemapper::thinpooldev::tests::loop_test_set_data::{{closure}}::ha0a2dd792eea4a48 (0x55a4c2b9df5a) [INFO] [stdout] at src/thinpooldev.rs:813 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h775ba1ea4c2981f3 (0x55a4c2af069e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b52faa - devicemapper::testing::loopbacked::test_with_spec::h3ba01f3aa8baa86a [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b9df7b - devicemapper::thinpooldev::tests::loop_test_set_data::hfed13decf1a4f6e6 [INFO] [stdout] at src/thinpooldev.rs:814 [INFO] [stdout] 14: 0x55a4c2b9df5a - devicemapper::thinpooldev::tests::loop_test_set_data::{{closure}}::ha0a2dd792eea4a48 [INFO] [stdout] at src/thinpooldev.rs:813 [INFO] [stdout] 15: 0x55a4c2af069e - core::ops::function::FnOnce::call_once::h775ba1ea4c2981f3 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- thinpooldev::tests::loop_test_suspend stdout ---- [INFO] [stdout] thread 'thinpooldev::tests::loop_test_suspend' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b56e5c - devicemapper::testing::loopbacked::test_with_spec::hb19be7231fc03720 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b9dfdb - devicemapper::thinpooldev::tests::loop_test_suspend::hcbef508c2860959b [INFO] [stdout] at src/thinpooldev.rs:870 [INFO] [stdout] 21: 0x55a4c2b9dfba - devicemapper::thinpooldev::tests::loop_test_suspend::{{closure}}::h24258ad395a23742 [INFO] [stdout] at src/thinpooldev.rs:869 [INFO] [stdout] 22: 0x55a4c2af08ae - core::ops::function::FnOnce::call_once::ha08473f284580ce7 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'thinpooldev::tests::loop_test_suspend' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hb19be7231fc03720 (0x55a4c2b56e5c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thinpooldev::tests::loop_test_suspend::hcbef508c2860959b (0x55a4c2b9dfdb) [INFO] [stdout] at src/thinpooldev.rs:870 [INFO] [stdout] 10: devicemapper::thinpooldev::tests::loop_test_suspend::{{closure}}::h24258ad395a23742 (0x55a4c2b9dfba) [INFO] [stdout] at src/thinpooldev.rs:869 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::ha08473f284580ce7 (0x55a4c2af08ae) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hb19be7231fc03720 (0x55a4c2b56e5c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thinpooldev::tests::loop_test_suspend::hcbef508c2860959b (0x55a4c2b9dfdb) [INFO] [stdout] at src/thinpooldev.rs:870 [INFO] [stdout] 10: devicemapper::thinpooldev::tests::loop_test_suspend::{{closure}}::h24258ad395a23742 (0x55a4c2b9dfba) [INFO] [stdout] at src/thinpooldev.rs:869 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::ha08473f284580ce7 (0x55a4c2af08ae) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b56e7a - devicemapper::testing::loopbacked::test_with_spec::hb19be7231fc03720 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b9dfdb - devicemapper::thinpooldev::tests::loop_test_suspend::hcbef508c2860959b [INFO] [stdout] at src/thinpooldev.rs:870 [INFO] [stdout] 14: 0x55a4c2b9dfba - devicemapper::thinpooldev::tests::loop_test_suspend::{{closure}}::h24258ad395a23742 [INFO] [stdout] at src/thinpooldev.rs:869 [INFO] [stdout] 15: 0x55a4c2af08ae - core::ops::function::FnOnce::call_once::ha08473f284580ce7 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- thinpooldev::tests::loop_test_basic stdout ---- [INFO] [stdout] thread 'thinpooldev::tests::loop_test_basic' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55a4c2b5ea85 - std::panicking::try::ha551a8cc975195c8 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55a4c2b0c2a1 - std::panic::catch_unwind::hacf709cd60ede407 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55a4c2b5b666 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x55a4c2b5b4b7 - devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x55a4c2b5d291 - devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x55a4c2b55d9c - devicemapper::testing::loopbacked::test_with_spec::h8cc5f35274a2c8cf [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x55a4c2b9df1b - devicemapper::thinpooldev::tests::loop_test_basic::h896657aeb7a005f5 [INFO] [stdout] at src/thinpooldev.rs:725 [INFO] [stdout] 21: 0x55a4c2b9defa - devicemapper::thinpooldev::tests::loop_test_basic::{{closure}}::hc3de872a3f4cb310 [INFO] [stdout] at src/thinpooldev.rs:724 [INFO] [stdout] 22: 0x55a4c2af0b9e - core::ops::function::FnOnce::call_once::he26c74d00116cc17 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 23: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 24: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 28: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 33: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 37: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 38: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 39: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7feec1d854a4 - start_thread [INFO] [stdout] 42: 0x7feec18b0d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'thinpooldev::tests::loop_test_basic' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Msg("Failed to ensure removal of all test-generated DM devices"), State { next_error: Some(Error(Msg("Unable to initialize DM"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h8cc5f35274a2c8cf (0x55a4c2b55d9c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thinpooldev::tests::loop_test_basic::h896657aeb7a005f5 (0x55a4c2b9df1b) [INFO] [stdout] at src/thinpooldev.rs:725 [INFO] [stdout] 10: devicemapper::thinpooldev::tests::loop_test_basic::{{closure}}::hc3de872a3f4cb310 (0x55a4c2b9defa) [INFO] [stdout] at src/thinpooldev.rs:724 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::he26c74d00116cc17 (0x55a4c2af0b9e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h609afd8262d2d1ab (0x55a4c2c918c3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/backtrace.rs:56 [INFO] [stdout] 1: ::default::he0055d06340dbfb1 (0x55a4c2c90db3) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.1/src/lib.rs:671 [INFO] [stdout] 2: devicemapper::testing::test_lib::cleanup_errors::Error::from_kind::h5b7364e4a6da6460 (0x55a4c2b090d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:72 [INFO] [stdout] 3: >::from::ha83411961826cb61 (0x55a4c2b099e1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he2985a7e5319d960 (0x55a4c2b15b34) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/convert.rs:544 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::hd3361702f64fb826 (0x55a4c2b5b6d1) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::h03d5739047994e75 (0x55a4c2b5b4b7) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::hb801b4f245cb16d6 (0x55a4c2b5d291) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h8cc5f35274a2c8cf (0x55a4c2b55d9c) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thinpooldev::tests::loop_test_basic::h896657aeb7a005f5 (0x55a4c2b9df1b) [INFO] [stdout] at src/thinpooldev.rs:725 [INFO] [stdout] 10: devicemapper::thinpooldev::tests::loop_test_basic::{{closure}}::hc3de872a3f4cb310 (0x55a4c2b9defa) [INFO] [stdout] at src/thinpooldev.rs:724 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::he26c74d00116cc17 (0x55a4c2af0b9e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55a4c2ba8b8f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: std::panicking::try::h5890cbed5d1d8df0 (0x55a4c2bc317e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x55a4c2b9e5b5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55a4c2ba27c5) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x55a4c2ce535a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: std::panicking::try::h332f368ed7d9b7d1 (0x55a4c2ba2dc2) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x55a4c2ccff1f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x55a4c2ce4730) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7feec1d854a4) [INFO] [stdout] 22: __clone (0x7feec18b0d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd0b2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55a4c2cdcf96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55a4c2cf8b7d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55a4c2cf8c77 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55a4c2acf101 - core::result::Result::unwrap::h103970d23099497b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55a4c2b55dba - devicemapper::testing::loopbacked::test_with_spec::h8cc5f35274a2c8cf [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x55a4c2b9df1b - devicemapper::thinpooldev::tests::loop_test_basic::h896657aeb7a005f5 [INFO] [stdout] at src/thinpooldev.rs:725 [INFO] [stdout] 14: 0x55a4c2b9defa - devicemapper::thinpooldev::tests::loop_test_basic::{{closure}}::hc3de872a3f4cb310 [INFO] [stdout] at src/thinpooldev.rs:724 [INFO] [stdout] 15: 0x55a4c2af0b9e - core::ops::function::FnOnce::call_once::he26c74d00116cc17 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55a4c2ba8b8f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55a4c2bc317e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55a4c2bc317e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55a4c2bc317e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55a4c2b9e5b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55a4c2ba27c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55a4c2ba27c5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55a4c2ba27c5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55a4c2ce535a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55a4c2ba2dc2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55a4c2ba2dc2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55a4c2ba2dc2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55a4c2ba2dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55a4c2ccff1f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55a4c2ce4730 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55a4c2ce4730 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55a4c2ce4730 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7feec1d854a4 - start_thread [INFO] [stdout] 35: 0x7feec18b0d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- thindev::tests::loop_test_zero_size stdout ---- [INFO] [stdout] thread 'thindev::tests::loop_test_zero_size' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a4c2cdcdbb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a4c2cdcdbb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a4c2cdcdbb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a4c2cdcdbb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a4c2cdcdbb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a4c2cdca2c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a4c2cdd52d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a4c2cdd2f5 - std::panicking::begin_panic::h5f221a052c7905f9 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a4c2cd9859 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x55a4c2ac9749 - std::sync::once::Once::call_once::hdbb3ad15885d67bd [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x55a4c2b5a7c3 - devicemapper::testing::test_lib::get_dm::h65e950945544aaac [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x55a4c2af0ae9 - core::ops::function::FnOnce::call_once::hda014d98c0d7e20b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55a4c2b604af - std::panicking::try::do_call::h766e09349ad908e5 [WARN] too many lines in the log, truncating it