[INFO] crate devicemapper 0.28.0 is already in cache [INFO] extracting crate devicemapper 0.28.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/devicemapper/0.28.0 [INFO] extracting crate devicemapper 0.28.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/devicemapper/0.28.0 [INFO] validating manifest of devicemapper-0.28.0 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of devicemapper-0.28.0 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing devicemapper-0.28.0 [INFO] finished frobbing devicemapper-0.28.0 [INFO] frobbed toml for devicemapper-0.28.0 written to work/ex/beta-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/reg/devicemapper/0.28.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing devicemapper-0.28.0 against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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-2019-07-23" "build" "--frozen"` [INFO] [stdout] fcf05939d81ec9978ae1193c2d766efe982bff3f29e4f583d3a62c5fe44515a4 [INFO] running `"docker" "start" "-a" "fcf05939d81ec9978ae1193c2d766efe982bff3f29e4f583d3a62c5fe44515a4"` [INFO] [stderr] Compiling devicemapper v0.28.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.75s [INFO] running `"docker" "inspect" "fcf05939d81ec9978ae1193c2d766efe982bff3f29e4f583d3a62c5fe44515a4"` [INFO] running `"docker" "rm" "-f" "fcf05939d81ec9978ae1193c2d766efe982bff3f29e4f583d3a62c5fe44515a4"` [INFO] [stdout] fcf05939d81ec9978ae1193c2d766efe982bff3f29e4f583d3a62c5fe44515a4 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 5ff202aea808979b9fc514ba77e0f8ac5cdbc226ba69ca012a1944ffa8210f9e [INFO] running `"docker" "start" "-a" "5ff202aea808979b9fc514ba77e0f8ac5cdbc226ba69ca012a1944ffa8210f9e"` [INFO] [stderr] Compiling loopdev v0.2.1 [INFO] [stderr] Compiling devicemapper v0.28.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.56s [INFO] running `"docker" "inspect" "5ff202aea808979b9fc514ba77e0f8ac5cdbc226ba69ca012a1944ffa8210f9e"` [INFO] running `"docker" "rm" "-f" "5ff202aea808979b9fc514ba77e0f8ac5cdbc226ba69ca012a1944ffa8210f9e"` [INFO] [stdout] 5ff202aea808979b9fc514ba77e0f8ac5cdbc226ba69ca012a1944ffa8210f9e [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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-2019-07-23" "test" "--frozen"` [INFO] [stdout] 62c4acb485e0064872201875cd992ca64471116432a21732888e92b515a54a79 [INFO] running `"docker" "start" "-a" "62c4acb485e0064872201875cd992ca64471116432a21732888e92b515a54a79"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/crater/target/debug/deps/devicemapper-0939bbf58500efd5 [INFO] [stdout] [INFO] [stdout] running 59 tests [INFO] [stdout] test core::device::tests::test_kdev_t_conversion ... ok [INFO] [stdout] test core::device::tests::test_dev_t_conversion ... ok [INFO] [stdout] test core::dm::tests::sudo_test_create_uuid ... FAILED [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_double_creation ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_empty_deps ... FAILED [INFO] [stdout] test cachedev::tests::loop_test_suspend ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_rename ... FAILED [INFO] [stdout] test cachedev::tests::loop_test_origin_size_change ... FAILED [INFO] [stdout] test cachedev::tests::loop_test_minimal_cache_dev ... FAILED [INFO] [stdout] test cachedev::tests::loop_test_meta_size_change ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_list_devices_empty ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_list_devices ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_set_uuid ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_remove_non_existant ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_rename_uuid_id ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_table_status ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_rename_id ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_table_status_non_existant ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_rename_non_existant ... FAILED [INFO] [stdout] test id_macros::tests::test_interface ... ok [INFO] [stdout] test core::dm::tests::sudo_test_version ... FAILED [INFO] [stdout] test lineardev::tests::loop_test_duplicate_segments ... FAILED [INFO] [stdout] test id_macros::tests::test_too_long_name ... ok [INFO] [stdout] test cachedev::tests::loop_test_cache_size_change ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_table_status_non_existant_table ... FAILED [INFO] [stdout] test core::dm::tests::sudo_test_versions ... FAILED [INFO] [stdout] test id_macros::tests::test_empty_name ... ok [INFO] [stdout] test core::dm::tests::sudo_test_rename_uuid ... FAILED [INFO] [stdout] test lineardev::tests::loop_test_rename ... FAILED [INFO] [stdout] test lineardev::tests::loop_test_rename_id ... FAILED [INFO] [stdout] test lineardev::tests::loop_test_same_name ... FAILED [INFO] [stdout] test range_macros::tests::test_explicit_derivations ... ok [INFO] [stdout] test range_macros::tests::test_implicit_derivations ... ok [INFO] [stdout] test range_macros::tests::test_multiplication ... ok [INFO] [stdout] test range_macros::tests::test_subtraction ... ok [INFO] [stdout] test range_macros::tests::test_addition ... ok [INFO] [stdout] test range_macros::tests::test_summary_operations ... ok [INFO] [stdout] test range_macros::tests::test_division_and_remainder ... ok [INFO] [stdout] test lineardev::tests::loop_test_several_segments ... FAILED [INFO] [stdout] test lineardev::tests::loop_test_empty_table_set ... FAILED [INFO] [stdout] test lineardev::tests::loop_test_suspend ... FAILED [INFO] [stdout] test lineardev::tests::loop_test_empty ... FAILED [INFO] [stdout] test lineardev::tests::loop_test_segment ... FAILED [INFO] [stdout] test thindev::tests::loop_test_filesystem ... FAILED [INFO] [stdout] test thindevid::tests::test_new_checked_u64 ... ok [INFO] [stdout] test thindev::tests::loop_test_setup_without_new ... FAILED [INFO] [stdout] test thindev::tests::loop_test_thindev_destroy ... FAILED [INFO] [stdout] test thindev::tests::loop_test_snapshot_usage ... FAILED [INFO] [stdout] test thindev::tests::loop_test_basic ... FAILED [INFO] [stdout] test thindev::tests::loop_test_basic_udev ... FAILED [INFO] [stdout] test thinpooldev::tests::loop_test_low_data_block_size ... FAILED [INFO] [stdout] test thindev::tests::loop_test_zero_size ... FAILED [INFO] [stdout] test thinpooldev::tests::loop_test_basic ... FAILED [INFO] [stdout] test thindev::tests::loop_test_snapshot ... FAILED [INFO] [stdout] test thinpooldev::tests::loop_test_set_meta ... FAILED [INFO] [stdout] test thinpooldev::tests::loop_test_suspend ... FAILED [INFO] [stdout] test thinpooldev::tests::loop_test_set_data ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_create_uuid::h7d9121e80da0d6df (0x5573ed6f5d04) [INFO] [stdout] at src/core/dm.rs:775 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_create_uuid::{{closure}}::h2ba48c588f64dcc5 (0x5573ed6f5cda) [INFO] [stdout] at src/core/dm.rs:774 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h3f1f229668346675 (0x5573ed67880e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6f5d22 - devicemapper::core::dm::tests::sudo_test_create_uuid::h7d9121e80da0d6df [INFO] [stdout] at src/core/dm.rs:775 [INFO] [stdout] 13: 0x5573ed6f5cda - devicemapper::core::dm::tests::sudo_test_create_uuid::{{closure}}::h2ba48c588f64dcc5 [INFO] [stdout] at src/core/dm.rs:774 [INFO] [stdout] 14: 0x5573ed67880e - core::ops::function::FnOnce::call_once::h3f1f229668346675 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __clone [INFO] [stdout] 35: 0x0 - [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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_status_no_name::h2559adb1f1151789 (0x5573ed6fa4fc) [INFO] [stdout] at src/core/dm.rs:991 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_status_no_name::{{closure}}::he96b57b0bbcab795 (0x5573ed6fa48a) [INFO] [stdout] at src/core/dm.rs:988 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h4554e62ab8059804 (0x5573ed6788ce) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6fa50b - devicemapper::core::dm::tests::sudo_status_no_name::h2559adb1f1151789 [INFO] [stdout] at src/core/dm.rs:991 [INFO] [stdout] 13: 0x5573ed6fa48a - devicemapper::core::dm::tests::sudo_status_no_name::{{closure}}::he96b57b0bbcab795 [INFO] [stdout] at src/core/dm.rs:988 [INFO] [stdout] 14: 0x5573ed6788ce - core::ops::function::FnOnce::call_once::h4554e62ab8059804 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_create::h837a498fa90ac325 (0x5573ed6f5884) [INFO] [stdout] at src/core/dm.rs:764 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_create::{{closure}}::hf153db44e3383634 (0x5573ed6f585a) [INFO] [stdout] at src/core/dm.rs:763 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h504cc42f235ed88b (0x5573ed6789ce) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6f58a2 - devicemapper::core::dm::tests::sudo_test_create::h837a498fa90ac325 [INFO] [stdout] at src/core/dm.rs:764 [INFO] [stdout] 13: 0x5573ed6f585a - devicemapper::core::dm::tests::sudo_test_create::{{closure}}::hf153db44e3383634 [INFO] [stdout] at src/core/dm.rs:763 [INFO] [stdout] 14: 0x5573ed6789ce - core::ops::function::FnOnce::call_once::h504cc42f235ed88b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __clone [INFO] [stdout] 35: 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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_double_creation::ha8d5761e72e403a1 (0x5573ed6fa7aa) [INFO] [stdout] at src/core/dm.rs:1000 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_double_creation::{{closure}}::hcee5afb65e6fdd40 (0x5573ed6fa77a) [INFO] [stdout] at src/core/dm.rs:999 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::hdd097ce62f7608a5 (0x5573ed67927e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6fa7c8 - devicemapper::core::dm::tests::sudo_test_double_creation::ha8d5761e72e403a1 [INFO] [stdout] at src/core/dm.rs:1000 [INFO] [stdout] 13: 0x5573ed6fa77a - devicemapper::core::dm::tests::sudo_test_double_creation::{{closure}}::hcee5afb65e6fdd40 [INFO] [stdout] at src/core/dm.rs:999 [INFO] [stdout] 14: 0x5573ed67927e - core::ops::function::FnOnce::call_once::hdd097ce62f7608a5 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_empty_deps::hdb5a78bbae3985b0 (0x5573ed6f9481) [INFO] [stdout] at src/core/dm.rs:927 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_empty_deps::{{closure}}::hd8daa1a27e3de5fe (0x5573ed6f945a) [INFO] [stdout] at src/core/dm.rs:926 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h9da8efcf17fa744d (0x5573ed678ebe) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6f949c - devicemapper::core::dm::tests::sudo_test_empty_deps::hdb5a78bbae3985b0 [INFO] [stdout] at src/core/dm.rs:927 [INFO] [stdout] 13: 0x5573ed6f945a - devicemapper::core::dm::tests::sudo_test_empty_deps::{{closure}}::hd8daa1a27e3de5fe [INFO] [stdout] at src/core/dm.rs:926 [INFO] [stdout] 14: 0x5573ed678ebe - core::ops::function::FnOnce::call_once::h9da8efcf17fa744d [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6ea25e - devicemapper::testing::loopbacked::test_with_spec::h602cfdcf89f782b7 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed67592b - devicemapper::cachedev::tests::loop_test_suspend::he25927da86d54182 [INFO] [stdout] at src/cachedev.rs:1063 [INFO] [stdout] 21: 0x5573ed67590a - devicemapper::cachedev::tests::loop_test_suspend::{{closure}}::hc3f53a76447948de [INFO] [stdout] at src/cachedev.rs:1062 [INFO] [stdout] 22: 0x5573ed6792be - core::ops::function::FnOnce::call_once::hdd27ae4154837b7d [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h602cfdcf89f782b7 (0x5573ed6ea25e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_suspend::he25927da86d54182 (0x5573ed67592b) [INFO] [stdout] at src/cachedev.rs:1063 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_suspend::{{closure}}::hc3f53a76447948de (0x5573ed67590a) [INFO] [stdout] at src/cachedev.rs:1062 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hdd27ae4154837b7d (0x5573ed6792be) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h602cfdcf89f782b7 (0x5573ed6ea25e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_suspend::he25927da86d54182 (0x5573ed67592b) [INFO] [stdout] at src/cachedev.rs:1063 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_suspend::{{closure}}::hc3f53a76447948de (0x5573ed67590a) [INFO] [stdout] at src/cachedev.rs:1062 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hdd27ae4154837b7d (0x5573ed6792be) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6ea27c - devicemapper::testing::loopbacked::test_with_spec::h602cfdcf89f782b7 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed67592b - devicemapper::cachedev::tests::loop_test_suspend::he25927da86d54182 [INFO] [stdout] at src/cachedev.rs:1063 [INFO] [stdout] 14: 0x5573ed67590a - devicemapper::cachedev::tests::loop_test_suspend::{{closure}}::hc3f53a76447948de [INFO] [stdout] at src/cachedev.rs:1062 [INFO] [stdout] 15: 0x5573ed6792be - core::ops::function::FnOnce::call_once::hdd27ae4154837b7d [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __clone [INFO] [stdout] 36: 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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_rename::h66f2754cfcac7a6c (0x5573ed6f7e0a) [INFO] [stdout] at src/core/dm.rs:866 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_rename::{{closure}}::h16be92718a887306 (0x5573ed6f7dda) [INFO] [stdout] at src/core/dm.rs:865 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h0b0828315a555b89 (0x5573ed67864e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6f7e28 - devicemapper::core::dm::tests::sudo_test_rename::h66f2754cfcac7a6c [INFO] [stdout] at src/core/dm.rs:866 [INFO] [stdout] 13: 0x5573ed6f7dda - devicemapper::core::dm::tests::sudo_test_rename::{{closure}}::h16be92718a887306 [INFO] [stdout] at src/core/dm.rs:865 [INFO] [stdout] 14: 0x5573ed67864e - core::ops::function::FnOnce::call_once::h0b0828315a555b89 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __clone [INFO] [stdout] 35: 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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6eb79e - devicemapper::testing::loopbacked::test_with_spec::h8451ecad2cbbbe2f [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed6758fb - devicemapper::cachedev::tests::loop_test_origin_size_change::h1e586486f63b0cba [INFO] [stdout] at src/cachedev.rs:1045 [INFO] [stdout] 21: 0x5573ed6758da - devicemapper::cachedev::tests::loop_test_origin_size_change::{{closure}}::h0fbb9ceb4091e265 [INFO] [stdout] at src/cachedev.rs:1044 [INFO] [stdout] 22: 0x5573ed678a6e - core::ops::function::FnOnce::call_once::h57bc3f82e76e9e23 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h8451ecad2cbbbe2f (0x5573ed6eb79e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_origin_size_change::h1e586486f63b0cba (0x5573ed6758fb) [INFO] [stdout] at src/cachedev.rs:1045 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_origin_size_change::{{closure}}::h0fbb9ceb4091e265 (0x5573ed6758da) [INFO] [stdout] at src/cachedev.rs:1044 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h57bc3f82e76e9e23 (0x5573ed678a6e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h8451ecad2cbbbe2f (0x5573ed6eb79e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_origin_size_change::h1e586486f63b0cba (0x5573ed6758fb) [INFO] [stdout] at src/cachedev.rs:1045 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_origin_size_change::{{closure}}::h0fbb9ceb4091e265 (0x5573ed6758da) [INFO] [stdout] at src/cachedev.rs:1044 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h57bc3f82e76e9e23 (0x5573ed678a6e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6eb7bc - devicemapper::testing::loopbacked::test_with_spec::h8451ecad2cbbbe2f [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6758fb - devicemapper::cachedev::tests::loop_test_origin_size_change::h1e586486f63b0cba [INFO] [stdout] at src/cachedev.rs:1045 [INFO] [stdout] 14: 0x5573ed6758da - devicemapper::cachedev::tests::loop_test_origin_size_change::{{closure}}::h0fbb9ceb4091e265 [INFO] [stdout] at src/cachedev.rs:1044 [INFO] [stdout] 15: 0x5573ed678a6e - core::ops::function::FnOnce::call_once::h57bc3f82e76e9e23 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __clone [INFO] [stdout] 36: 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 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6eddde - devicemapper::testing::loopbacked::test_with_spec::hfdf83d0ff0dc6bd6 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed67586b - devicemapper::cachedev::tests::loop_test_minimal_cache_dev::h07688220559747da [INFO] [stdout] at src/cachedev.rs:885 [INFO] [stdout] 21: 0x5573ed67584a - devicemapper::cachedev::tests::loop_test_minimal_cache_dev::{{closure}}::he6a9838d6451fb59 [INFO] [stdout] at src/cachedev.rs:884 [INFO] [stdout] 22: 0x5573ed67870e - core::ops::function::FnOnce::call_once::h25ea79440c9f66bb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __clone [INFO] [stdout] 43: 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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hfdf83d0ff0dc6bd6 (0x5573ed6eddde) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_minimal_cache_dev::h07688220559747da (0x5573ed67586b) [INFO] [stdout] at src/cachedev.rs:885 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_minimal_cache_dev::{{closure}}::he6a9838d6451fb59 (0x5573ed67584a) [INFO] [stdout] at src/cachedev.rs:884 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h25ea79440c9f66bb (0x5573ed67870e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hfdf83d0ff0dc6bd6 (0x5573ed6eddde) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_minimal_cache_dev::h07688220559747da (0x5573ed67586b) [INFO] [stdout] at src/cachedev.rs:885 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_minimal_cache_dev::{{closure}}::he6a9838d6451fb59 (0x5573ed67584a) [INFO] [stdout] at src/cachedev.rs:884 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h25ea79440c9f66bb (0x5573ed67870e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6eddfc - devicemapper::testing::loopbacked::test_with_spec::hfdf83d0ff0dc6bd6 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed67586b - devicemapper::cachedev::tests::loop_test_minimal_cache_dev::h07688220559747da [INFO] [stdout] at src/cachedev.rs:885 [INFO] [stdout] 14: 0x5573ed67584a - devicemapper::cachedev::tests::loop_test_minimal_cache_dev::{{closure}}::he6a9838d6451fb59 [INFO] [stdout] at src/cachedev.rs:884 [INFO] [stdout] 15: 0x5573ed67870e - core::ops::function::FnOnce::call_once::h25ea79440c9f66bb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __clone [INFO] [stdout] 36: 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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6e77de - devicemapper::testing::loopbacked::test_with_spec::h08a18e258e78dd02 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed67589b - devicemapper::cachedev::tests::loop_test_meta_size_change::he0df8fcd15507fb8 [INFO] [stdout] at src/cachedev.rs:938 [INFO] [stdout] 21: 0x5573ed67587a - devicemapper::cachedev::tests::loop_test_meta_size_change::{{closure}}::h0aa7be3428cd82ef [INFO] [stdout] at src/cachedev.rs:937 [INFO] [stdout] 22: 0x5573ed678aae - core::ops::function::FnOnce::call_once::h58f0ce0cc2fe8d1c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h08a18e258e78dd02 (0x5573ed6e77de) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_meta_size_change::he0df8fcd15507fb8 (0x5573ed67589b) [INFO] [stdout] at src/cachedev.rs:938 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_meta_size_change::{{closure}}::h0aa7be3428cd82ef (0x5573ed67587a) [INFO] [stdout] at src/cachedev.rs:937 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h58f0ce0cc2fe8d1c (0x5573ed678aae) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h08a18e258e78dd02 (0x5573ed6e77de) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_meta_size_change::he0df8fcd15507fb8 (0x5573ed67589b) [INFO] [stdout] at src/cachedev.rs:938 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_meta_size_change::{{closure}}::h0aa7be3428cd82ef (0x5573ed67587a) [INFO] [stdout] at src/cachedev.rs:937 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h58f0ce0cc2fe8d1c (0x5573ed678aae) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6e77fc - devicemapper::testing::loopbacked::test_with_spec::h08a18e258e78dd02 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed67589b - devicemapper::cachedev::tests::loop_test_meta_size_change::he0df8fcd15507fb8 [INFO] [stdout] at src/cachedev.rs:938 [INFO] [stdout] 14: 0x5573ed67587a - devicemapper::cachedev::tests::loop_test_meta_size_change::{{closure}}::h0aa7be3428cd82ef [INFO] [stdout] at src/cachedev.rs:937 [INFO] [stdout] 15: 0x5573ed678aae - core::ops::function::FnOnce::call_once::h58f0ce0cc2fe8d1c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_list_devices_empty::h8027f377300d6813 (0x5573ed6f4f44) [INFO] [stdout] at src/core/dm.rs:739 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_list_devices_empty::{{closure}}::h6903933c2ff1b3b9 (0x5573ed6f4f1a) [INFO] [stdout] at src/core/dm.rs:738 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h329d5ad69621c4c3 (0x5573ed67878e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6f4f62 - devicemapper::core::dm::tests::sudo_test_list_devices_empty::h8027f377300d6813 [INFO] [stdout] at src/core/dm.rs:739 [INFO] [stdout] 13: 0x5573ed6f4f1a - devicemapper::core::dm::tests::sudo_test_list_devices_empty::{{closure}}::h6903933c2ff1b3b9 [INFO] [stdout] at src/core/dm.rs:738 [INFO] [stdout] 14: 0x5573ed67878e - core::ops::function::FnOnce::call_once::h329d5ad69621c4c3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_list_devices::h29d503f1df209035 (0x5573ed6f5064) [INFO] [stdout] at src/core/dm.rs:746 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_list_devices::{{closure}}::h210bee20d0f40cdd (0x5573ed6f503a) [INFO] [stdout] at src/core/dm.rs:745 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h6ca9cbffb14b849e (0x5573ed678c6e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6f5082 - devicemapper::core::dm::tests::sudo_test_list_devices::h29d503f1df209035 [INFO] [stdout] at src/core/dm.rs:746 [INFO] [stdout] 13: 0x5573ed6f503a - devicemapper::core::dm::tests::sudo_test_list_devices::{{closure}}::h210bee20d0f40cdd [INFO] [stdout] at src/core/dm.rs:745 [INFO] [stdout] 14: 0x5573ed678c6e - core::ops::function::FnOnce::call_once::h6ca9cbffb14b849e [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_set_uuid::hf569f3ea42e7089b (0x5573ed6f6fd4) [INFO] [stdout] at src/core/dm.rs:828 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_set_uuid::{{closure}}::h10b8f8dc1f859b01 (0x5573ed6f6faa) [INFO] [stdout] at src/core/dm.rs:827 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h1067ab7dbc8cfdfe (0x5573ed6786ce) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6f6ff2 - devicemapper::core::dm::tests::sudo_test_set_uuid::hf569f3ea42e7089b [INFO] [stdout] at src/core/dm.rs:828 [INFO] [stdout] 13: 0x5573ed6f6faa - devicemapper::core::dm::tests::sudo_test_set_uuid::{{closure}}::h10b8f8dc1f859b01 [INFO] [stdout] at src/core/dm.rs:827 [INFO] [stdout] 14: 0x5573ed6786ce - core::ops::function::FnOnce::call_once::h1067ab7dbc8cfdfe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_remove_non_existant::h1aa33a288aab6485 (0x5573ed6f9174) [INFO] [stdout] at src/core/dm.rs:916 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_remove_non_existant::{{closure}}::hf6718763fc6c00c6 (0x5573ed6f914a) [INFO] [stdout] at src/core/dm.rs:914 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h98d065b261f194de (0x5573ed678e3e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6f9192 - devicemapper::core::dm::tests::sudo_test_remove_non_existant::h1aa33a288aab6485 [INFO] [stdout] at src/core/dm.rs:916 [INFO] [stdout] 13: 0x5573ed6f914a - devicemapper::core::dm::tests::sudo_test_remove_non_existant::{{closure}}::hf6718763fc6c00c6 [INFO] [stdout] at src/core/dm.rs:914 [INFO] [stdout] 14: 0x5573ed678e3e - core::ops::function::FnOnce::call_once::h98d065b261f194de [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_rename_uuid_id::h12bee635f049df50 (0x5573ed6f6a74) [INFO] [stdout] at src/core/dm.rs:810 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_rename_uuid_id::{{closure}}::h224c897ab8d3d0b7 (0x5573ed6f6a4a) [INFO] [stdout] at src/core/dm.rs:809 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h0ae533b4cae5719a (0x5573ed67860e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6f6a92 - devicemapper::core::dm::tests::sudo_test_rename_uuid_id::h12bee635f049df50 [INFO] [stdout] at src/core/dm.rs:810 [INFO] [stdout] 13: 0x5573ed6f6a4a - devicemapper::core::dm::tests::sudo_test_rename_uuid_id::{{closure}}::h224c897ab8d3d0b7 [INFO] [stdout] at src/core/dm.rs:809 [INFO] [stdout] 14: 0x5573ed67860e - core::ops::function::FnOnce::call_once::h0ae533b4cae5719a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_table_status::h2ab487aedf4e73d4 (0x5573ed6f9e44) [INFO] [stdout] at src/core/dm.rs:970 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_table_status::{{closure}}::h444719473e0bf955 (0x5573ed6f9e1a) [INFO] [stdout] at src/core/dm.rs:969 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::had75990a17f62448 (0x5573ed678f1e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6f9e62 - devicemapper::core::dm::tests::sudo_test_table_status::h2ab487aedf4e73d4 [INFO] [stdout] at src/core/dm.rs:970 [INFO] [stdout] 13: 0x5573ed6f9e1a - devicemapper::core::dm::tests::sudo_test_table_status::{{closure}}::h444719473e0bf955 [INFO] [stdout] at src/core/dm.rs:969 [INFO] [stdout] 14: 0x5573ed678f1e - core::ops::function::FnOnce::call_once::had75990a17f62448 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __clone [INFO] [stdout] 35: 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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_rename_id::h5468383490bca333 (0x5573ed6f7944) [INFO] [stdout] at src/core/dm.rs:848 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_rename_id::{{closure}}::h7a20f79db2d4fdfc (0x5573ed6f791a) [INFO] [stdout] at src/core/dm.rs:847 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::hc6fcb0f87527e23f (0x5573ed67917e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6f7962 - devicemapper::core::dm::tests::sudo_test_rename_id::h5468383490bca333 [INFO] [stdout] at src/core/dm.rs:848 [INFO] [stdout] 13: 0x5573ed6f791a - devicemapper::core::dm::tests::sudo_test_rename_id::{{closure}}::h7a20f79db2d4fdfc [INFO] [stdout] at src/core/dm.rs:847 [INFO] [stdout] 14: 0x5573ed67917e - core::ops::function::FnOnce::call_once::hc6fcb0f87527e23f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_table_status_non_existant::h25baa00e1c39d31b (0x5573ed6f97f4) [INFO] [stdout] at src/core/dm.rs:943 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_table_status_non_existant::{{closure}}::h0e900a78e034c5b2 (0x5573ed6f97ca) [INFO] [stdout] at src/core/dm.rs:941 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h436dc4d5554641be (0x5573ed67888e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6f9812 - devicemapper::core::dm::tests::sudo_test_table_status_non_existant::h25baa00e1c39d31b [INFO] [stdout] at src/core/dm.rs:943 [INFO] [stdout] 13: 0x5573ed6f97ca - devicemapper::core::dm::tests::sudo_test_table_status_non_existant::{{closure}}::h0e900a78e034c5b2 [INFO] [stdout] at src/core/dm.rs:941 [INFO] [stdout] 14: 0x5573ed67888e - core::ops::function::FnOnce::call_once::h436dc4d5554641be [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __clone [INFO] [stdout] 35: 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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_rename_non_existant::hf6f14e456b04f90b (0x5573ed6f8e22) [INFO] [stdout] at src/core/dm.rs:904 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_rename_non_existant::{{closure}}::h90977d022f385900 (0x5573ed6f8daa) [INFO] [stdout] at src/core/dm.rs:901 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h6c788f706575eefc (0x5573ed678c2e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6f8e31 - devicemapper::core::dm::tests::sudo_test_rename_non_existant::hf6f14e456b04f90b [INFO] [stdout] at src/core/dm.rs:904 [INFO] [stdout] 13: 0x5573ed6f8daa - devicemapper::core::dm::tests::sudo_test_rename_non_existant::{{closure}}::h90977d022f385900 [INFO] [stdout] at src/core/dm.rs:901 [INFO] [stdout] 14: 0x5573ed678c2e - core::ops::function::FnOnce::call_once::h6c788f706575eefc [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_version::h6ce4059a2dbe3df6 (0x5573ed6f4d11) [INFO] [stdout] at src/core/dm.rs:727 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_version::{{closure}}::h9bb41e3e74631c4e (0x5573ed6f4cea) [INFO] [stdout] at src/core/dm.rs:726 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::hf697ece68b3ec967 (0x5573ed67943e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6f4d2c - devicemapper::core::dm::tests::sudo_test_version::h6ce4059a2dbe3df6 [INFO] [stdout] at src/core/dm.rs:727 [INFO] [stdout] 13: 0x5573ed6f4cea - devicemapper::core::dm::tests::sudo_test_version::{{closure}}::h9bb41e3e74631c4e [INFO] [stdout] at src/core/dm.rs:726 [INFO] [stdout] 14: 0x5573ed67943e - core::ops::function::FnOnce::call_once::hf697ece68b3ec967 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6e6f5e - devicemapper::testing::loopbacked::test_with_spec::h04518a6ebe2f6d39 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed6d148b - devicemapper::lineardev::tests::loop_test_duplicate_segments::h57c3c57b01a00244 [INFO] [stdout] at src/lineardev.rs:712 [INFO] [stdout] 21: 0x5573ed6d146a - devicemapper::lineardev::tests::loop_test_duplicate_segments::{{closure}}::h93327611c3f2a68e [INFO] [stdout] at src/lineardev.rs:711 [INFO] [stdout] 22: 0x5573ed67868e - core::ops::function::FnOnce::call_once::h0c2fe55fa62aa12f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h04518a6ebe2f6d39 (0x5573ed6e6f5e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_duplicate_segments::h57c3c57b01a00244 (0x5573ed6d148b) [INFO] [stdout] at src/lineardev.rs:712 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_duplicate_segments::{{closure}}::h93327611c3f2a68e (0x5573ed6d146a) [INFO] [stdout] at src/lineardev.rs:711 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h0c2fe55fa62aa12f (0x5573ed67868e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h04518a6ebe2f6d39 (0x5573ed6e6f5e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_duplicate_segments::h57c3c57b01a00244 (0x5573ed6d148b) [INFO] [stdout] at src/lineardev.rs:712 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_duplicate_segments::{{closure}}::h93327611c3f2a68e (0x5573ed6d146a) [INFO] [stdout] at src/lineardev.rs:711 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h0c2fe55fa62aa12f (0x5573ed67868e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6e6f7c - devicemapper::testing::loopbacked::test_with_spec::h04518a6ebe2f6d39 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6d148b - devicemapper::lineardev::tests::loop_test_duplicate_segments::h57c3c57b01a00244 [INFO] [stdout] at src/lineardev.rs:712 [INFO] [stdout] 14: 0x5573ed6d146a - devicemapper::lineardev::tests::loop_test_duplicate_segments::{{closure}}::h93327611c3f2a68e [INFO] [stdout] at src/lineardev.rs:711 [INFO] [stdout] 15: 0x5573ed67868e - core::ops::function::FnOnce::call_once::h0c2fe55fa62aa12f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __clone [INFO] [stdout] 36: 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 '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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::testing::test_lib::get_dm::{{closure}}::he7dd19af29c709d3 (0x5573ed6dea61) [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 9: std::sync::once::Once::call_once::{{closure}}::h20221afee557192a (0x5573ed72cf39) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: std::sync::once::Once::call_inner::h2daeac7a28e6dd90 (0x5573ed8811f4) [INFO] [stdout] at src/libstd/sync/once.rs:392 [INFO] [stdout] 11: std::sync::once::Once::call_once::h339f6930a94ebf1f (0x5573ed72ceb9) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 12: devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f (0x5573ed6dea03) [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 13: core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 (0x5573ed679019) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 14: std::panicking::try::do_call::h5ae8da693bc25275 (0x5573ed6e4c6c) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 15: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 16: std::panicking::try::hef7ba463b7c3cd50 (0x5573ed6e43c8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 17: std::panic::catch_unwind::h253f0f9e9ca211e0 (0x5573ed69dcf1) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 18: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df8d6) [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 19: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 20: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 21: devicemapper::testing::loopbacked::test_with_spec::h27bd41b38754d1b3 (0x5573ed6e849e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 22: devicemapper::cachedev::tests::loop_test_cache_size_change::h3f2db637eeb0dd27 (0x5573ed6758cb) [INFO] [stdout] at src/cachedev.rs:1007 [INFO] [stdout] 23: devicemapper::cachedev::tests::loop_test_cache_size_change::{{closure}}::ha5c9b63457d6a239 (0x5573ed6758aa) [INFO] [stdout] at src/cachedev.rs:1006 [INFO] [stdout] 24: core::ops::function::FnOnce::call_once::h0a0ede9ea6fd00d7 (0x5573ed6785ce) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 25: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 26: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 27: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 30: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 31: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 32: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 33: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: start_thread (0x7fa5f44464a4) [INFO] [stdout] 35: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 36: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6dea6b - devicemapper::testing::test_lib::get_dm::{{closure}}::he7dd19af29c709d3 [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 13: 0x5573ed72cf39 - std::sync::once::Once::call_once::{{closure}}::h20221afee557192a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 14: 0x5573ed8811f4 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:392 [INFO] [stdout] 15: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 16: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 17: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 19: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 20: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 21: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 22: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 23: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 24: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 25: 0x5573ed6e849e - devicemapper::testing::loopbacked::test_with_spec::h27bd41b38754d1b3 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 26: 0x5573ed6758cb - devicemapper::cachedev::tests::loop_test_cache_size_change::h3f2db637eeb0dd27 [INFO] [stdout] at src/cachedev.rs:1007 [INFO] [stdout] 27: 0x5573ed6758aa - devicemapper::cachedev::tests::loop_test_cache_size_change::{{closure}}::ha5c9b63457d6a239 [INFO] [stdout] at src/cachedev.rs:1006 [INFO] [stdout] 28: 0x5573ed6785ce - core::ops::function::FnOnce::call_once::h0a0ede9ea6fd00d7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 31: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 32: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 34: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 35: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 36: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 37: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 38: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 39: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 40: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 41: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 42: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 43: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 44: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 46: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 47: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 48: 0x7fa5f3f71d0f - __clone [INFO] [stdout] 49: 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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h27bd41b38754d1b3 (0x5573ed6e849e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_cache_size_change::h3f2db637eeb0dd27 (0x5573ed6758cb) [INFO] [stdout] at src/cachedev.rs:1007 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_cache_size_change::{{closure}}::ha5c9b63457d6a239 (0x5573ed6758aa) [INFO] [stdout] at src/cachedev.rs:1006 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h0a0ede9ea6fd00d7 (0x5573ed6785ce) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h27bd41b38754d1b3 (0x5573ed6e849e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::cachedev::tests::loop_test_cache_size_change::h3f2db637eeb0dd27 (0x5573ed6758cb) [INFO] [stdout] at src/cachedev.rs:1007 [INFO] [stdout] 10: devicemapper::cachedev::tests::loop_test_cache_size_change::{{closure}}::ha5c9b63457d6a239 (0x5573ed6758aa) [INFO] [stdout] at src/cachedev.rs:1006 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h0a0ede9ea6fd00d7 (0x5573ed6785ce) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6e84bc - devicemapper::testing::loopbacked::test_with_spec::h27bd41b38754d1b3 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6758cb - devicemapper::cachedev::tests::loop_test_cache_size_change::h3f2db637eeb0dd27 [INFO] [stdout] at src/cachedev.rs:1007 [INFO] [stdout] 14: 0x5573ed6758aa - devicemapper::cachedev::tests::loop_test_cache_size_change::{{closure}}::ha5c9b63457d6a239 [INFO] [stdout] at src/cachedev.rs:1006 [INFO] [stdout] 15: 0x5573ed6785ce - core::ops::function::FnOnce::call_once::h0a0ede9ea6fd00d7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __clone [INFO] [stdout] 36: 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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_table_status_non_existant_table::hd9571e9e93cc2ed7 (0x5573ed6f9b4c) [INFO] [stdout] at src/core/dm.rs:956 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_table_status_non_existant_table::{{closure}}::h7af8ab2ab95d27dd (0x5573ed6f9ada) [INFO] [stdout] at src/core/dm.rs:953 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h348bb6a99ffe4fae (0x5573ed6787ce) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6f9b5b - devicemapper::core::dm::tests::sudo_test_table_status_non_existant_table::hd9571e9e93cc2ed7 [INFO] [stdout] at src/core/dm.rs:956 [INFO] [stdout] 13: 0x5573ed6f9ada - devicemapper::core::dm::tests::sudo_test_table_status_non_existant_table::{{closure}}::h7af8ab2ab95d27dd [INFO] [stdout] at src/core/dm.rs:953 [INFO] [stdout] 14: 0x5573ed6787ce - core::ops::function::FnOnce::call_once::h348bb6a99ffe4fae [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_versions::h58662d52ca03bec0 (0x5573ed6f4e24) [INFO] [stdout] at src/core/dm.rs:733 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_versions::{{closure}}::h148106e155430d4c (0x5573ed6f4dfa) [INFO] [stdout] at src/core/dm.rs:732 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::hb73d5de90a90b082 (0x5573ed678fde) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6f4e42 - devicemapper::core::dm::tests::sudo_test_versions::h58662d52ca03bec0 [INFO] [stdout] at src/core/dm.rs:733 [INFO] [stdout] 13: 0x5573ed6f4dfa - devicemapper::core::dm::tests::sudo_test_versions::{{closure}}::h148106e155430d4c [INFO] [stdout] at src/core/dm.rs:732 [INFO] [stdout] 14: 0x5573ed678fde - core::ops::function::FnOnce::call_once::hb73d5de90a90b082 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::hcbf01fc18eee7459 (0x5573ed68237b) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::ha21b4e742bdba998 (0x5573ed682498) [INFO] [stdout] at src/core/errors.rs:11 [INFO] [stdout] 4: >::into::h03a5b2c7a75a4bf0 (0x5573ed67fd78) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::core::dm::DM::new::{{closure}}::h49d8f0f12578e4c7 (0x5573ed6b102f) [INFO] [stdout] at src/core/dm.rs:72 [INFO] [stdout] 6: core::result::Result::map_err::hfe7cb1d896128dd5 (0x5573ed725d7b) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:522 [INFO] [stdout] 7: devicemapper::core::dm::DM::new::h4a0db9d83536c532 (0x5573ed6b0e1a) [INFO] [stdout] at src/core/dm.rs:71 [INFO] [stdout] 8: devicemapper::core::dm::tests::sudo_test_rename_uuid::h43e7be8de3fac602 (0x5573ed6f64a4) [INFO] [stdout] at src/core/dm.rs:790 [INFO] [stdout] 9: devicemapper::core::dm::tests::sudo_test_rename_uuid::{{closure}}::h548a27cc38d62953 (0x5573ed6f647a) [INFO] [stdout] at src/core/dm.rs:789 [INFO] [stdout] 10: core::ops::function::FnOnce::call_once::h6641843afc96a2c3 (0x5573ed678bae) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 14: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 16: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 18: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 20: start_thread (0x7fa5f44464a4) [INFO] [stdout] 21: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 22: (0x0)) } }))', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c973 - core::result::unwrap_failed::hb61298b2b8a40fbe [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed7221a7 - core::result::Result::unwrap::h6d10b1ceaf886605 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6f64c2 - devicemapper::core::dm::tests::sudo_test_rename_uuid::h43e7be8de3fac602 [INFO] [stdout] at src/core/dm.rs:790 [INFO] [stdout] 13: 0x5573ed6f647a - devicemapper::core::dm::tests::sudo_test_rename_uuid::{{closure}}::h548a27cc38d62953 [INFO] [stdout] at src/core/dm.rs:789 [INFO] [stdout] 14: 0x5573ed678bae - core::ops::function::FnOnce::call_once::h6641843afc96a2c3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 34: 0x7fa5f3f71d0f - __clone [INFO] [stdout] 35: 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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6e7c1e - devicemapper::testing::loopbacked::test_with_spec::h1bc91aef91696b70 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed6d151b - devicemapper::lineardev::tests::loop_test_rename::h46faa3dec72a327e [INFO] [stdout] at src/lineardev.rs:727 [INFO] [stdout] 21: 0x5573ed6d14fa - devicemapper::lineardev::tests::loop_test_rename::{{closure}}::h45436be0e546f83d [INFO] [stdout] at src/lineardev.rs:726 [INFO] [stdout] 22: 0x5573ed67894e - core::ops::function::FnOnce::call_once::h4a1a724b356f4343 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h1bc91aef91696b70 (0x5573ed6e7c1e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_rename::h46faa3dec72a327e (0x5573ed6d151b) [INFO] [stdout] at src/lineardev.rs:727 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_rename::{{closure}}::h45436be0e546f83d (0x5573ed6d14fa) [INFO] [stdout] at src/lineardev.rs:726 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h4a1a724b356f4343 (0x5573ed67894e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h1bc91aef91696b70 (0x5573ed6e7c1e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_rename::h46faa3dec72a327e (0x5573ed6d151b) [INFO] [stdout] at src/lineardev.rs:727 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_rename::{{closure}}::h45436be0e546f83d (0x5573ed6d14fa) [INFO] [stdout] at src/lineardev.rs:726 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h4a1a724b356f4343 (0x5573ed67894e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6e7c3c - devicemapper::testing::loopbacked::test_with_spec::h1bc91aef91696b70 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6d151b - devicemapper::lineardev::tests::loop_test_rename::h46faa3dec72a327e [INFO] [stdout] at src/lineardev.rs:727 [INFO] [stdout] 14: 0x5573ed6d14fa - devicemapper::lineardev::tests::loop_test_rename::{{closure}}::h45436be0e546f83d [INFO] [stdout] at src/lineardev.rs:726 [INFO] [stdout] 15: 0x5573ed67894e - core::ops::function::FnOnce::call_once::h4a1a724b356f4343 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6eaade - devicemapper::testing::loopbacked::test_with_spec::h610b19730bf17ad0 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed6d154b - devicemapper::lineardev::tests::loop_test_rename_id::h141d63fe0097a6e4 [INFO] [stdout] at src/lineardev.rs:732 [INFO] [stdout] 21: 0x5573ed6d152a - devicemapper::lineardev::tests::loop_test_rename_id::{{closure}}::h68d4b689aefd2633 [INFO] [stdout] at src/lineardev.rs:731 [INFO] [stdout] 22: 0x5573ed6790fe - core::ops::function::FnOnce::call_once::hc5bef9a18c54d477 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h610b19730bf17ad0 (0x5573ed6eaade) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_rename_id::h141d63fe0097a6e4 (0x5573ed6d154b) [INFO] [stdout] at src/lineardev.rs:732 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_rename_id::{{closure}}::h68d4b689aefd2633 (0x5573ed6d152a) [INFO] [stdout] at src/lineardev.rs:731 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hc5bef9a18c54d477 (0x5573ed6790fe) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h610b19730bf17ad0 (0x5573ed6eaade) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_rename_id::h141d63fe0097a6e4 (0x5573ed6d154b) [INFO] [stdout] at src/lineardev.rs:732 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_rename_id::{{closure}}::h68d4b689aefd2633 (0x5573ed6d152a) [INFO] [stdout] at src/lineardev.rs:731 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hc5bef9a18c54d477 (0x5573ed6790fe) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6eaafc - devicemapper::testing::loopbacked::test_with_spec::h610b19730bf17ad0 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6d154b - devicemapper::lineardev::tests::loop_test_rename_id::h141d63fe0097a6e4 [INFO] [stdout] at src/lineardev.rs:732 [INFO] [stdout] 14: 0x5573ed6d152a - devicemapper::lineardev::tests::loop_test_rename_id::{{closure}}::h68d4b689aefd2633 [INFO] [stdout] at src/lineardev.rs:731 [INFO] [stdout] 15: 0x5573ed6790fe - core::ops::function::FnOnce::call_once::hc5bef9a18c54d477 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6e99de - devicemapper::testing::loopbacked::test_with_spec::h3d2db23962554df8 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed6d157b - devicemapper::lineardev::tests::loop_test_same_name::h76c435aef13b93dc [INFO] [stdout] at src/lineardev.rs:737 [INFO] [stdout] 21: 0x5573ed6d155a - devicemapper::lineardev::tests::loop_test_same_name::{{closure}}::hbec580aab759723c [INFO] [stdout] at src/lineardev.rs:736 [INFO] [stdout] 22: 0x5573ed678dae - core::ops::function::FnOnce::call_once::h82a4d8457023fba8 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h3d2db23962554df8 (0x5573ed6e99de) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_same_name::h76c435aef13b93dc (0x5573ed6d157b) [INFO] [stdout] at src/lineardev.rs:737 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_same_name::{{closure}}::hbec580aab759723c (0x5573ed6d155a) [INFO] [stdout] at src/lineardev.rs:736 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h82a4d8457023fba8 (0x5573ed678dae) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h3d2db23962554df8 (0x5573ed6e99de) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_same_name::h76c435aef13b93dc (0x5573ed6d157b) [INFO] [stdout] at src/lineardev.rs:737 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_same_name::{{closure}}::hbec580aab759723c (0x5573ed6d155a) [INFO] [stdout] at src/lineardev.rs:736 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h82a4d8457023fba8 (0x5573ed678dae) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6e99fc - devicemapper::testing::loopbacked::test_with_spec::h3d2db23962554df8 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6d157b - devicemapper::lineardev::tests::loop_test_same_name::h76c435aef13b93dc [INFO] [stdout] at src/lineardev.rs:737 [INFO] [stdout] 14: 0x5573ed6d155a - devicemapper::lineardev::tests::loop_test_same_name::{{closure}}::hbec580aab759723c [INFO] [stdout] at src/lineardev.rs:736 [INFO] [stdout] 15: 0x5573ed678dae - core::ops::function::FnOnce::call_once::h82a4d8457023fba8 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6ed11e - devicemapper::testing::loopbacked::test_with_spec::hdae6b637dcf67a64 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed6d15db - devicemapper::lineardev::tests::loop_test_several_segments::h8e5656ed1be8adb1 [INFO] [stdout] at src/lineardev.rs:747 [INFO] [stdout] 21: 0x5573ed6d15ba - devicemapper::lineardev::tests::loop_test_several_segments::{{closure}}::h3f989c35dc4b23d5 [INFO] [stdout] at src/lineardev.rs:746 [INFO] [stdout] 22: 0x5573ed6791be - core::ops::function::FnOnce::call_once::hd03666f067453c73 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hdae6b637dcf67a64 (0x5573ed6ed11e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_several_segments::h8e5656ed1be8adb1 (0x5573ed6d15db) [INFO] [stdout] at src/lineardev.rs:747 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_several_segments::{{closure}}::h3f989c35dc4b23d5 (0x5573ed6d15ba) [INFO] [stdout] at src/lineardev.rs:746 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hd03666f067453c73 (0x5573ed6791be) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hdae6b637dcf67a64 (0x5573ed6ed11e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_several_segments::h8e5656ed1be8adb1 (0x5573ed6d15db) [INFO] [stdout] at src/lineardev.rs:747 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_several_segments::{{closure}}::h3f989c35dc4b23d5 (0x5573ed6d15ba) [INFO] [stdout] at src/lineardev.rs:746 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hd03666f067453c73 (0x5573ed6791be) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6ed13c - devicemapper::testing::loopbacked::test_with_spec::hdae6b637dcf67a64 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6d15db - devicemapper::lineardev::tests::loop_test_several_segments::h8e5656ed1be8adb1 [INFO] [stdout] at src/lineardev.rs:747 [INFO] [stdout] 14: 0x5573ed6d15ba - devicemapper::lineardev::tests::loop_test_several_segments::{{closure}}::h3f989c35dc4b23d5 [INFO] [stdout] at src/lineardev.rs:746 [INFO] [stdout] 15: 0x5573ed6791be - core::ops::function::FnOnce::call_once::hd03666f067453c73 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6ec01e - devicemapper::testing::loopbacked::test_with_spec::ha6b6cdd2866f37a4 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed6d14eb - devicemapper::lineardev::tests::loop_test_empty_table_set::h58c799372547409d [INFO] [stdout] at src/lineardev.rs:722 [INFO] [stdout] 21: 0x5573ed6d14ca - devicemapper::lineardev::tests::loop_test_empty_table_set::{{closure}}::ha0881037de96d17f [INFO] [stdout] at src/lineardev.rs:721 [INFO] [stdout] 22: 0x5573ed67890e - core::ops::function::FnOnce::call_once::h487944ce6eb173fb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::ha6b6cdd2866f37a4 (0x5573ed6ec01e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_empty_table_set::h58c799372547409d (0x5573ed6d14eb) [INFO] [stdout] at src/lineardev.rs:722 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_empty_table_set::{{closure}}::ha0881037de96d17f (0x5573ed6d14ca) [INFO] [stdout] at src/lineardev.rs:721 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h487944ce6eb173fb (0x5573ed67890e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::ha6b6cdd2866f37a4 (0x5573ed6ec01e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_empty_table_set::h58c799372547409d (0x5573ed6d14eb) [INFO] [stdout] at src/lineardev.rs:722 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_empty_table_set::{{closure}}::ha0881037de96d17f (0x5573ed6d14ca) [INFO] [stdout] at src/lineardev.rs:721 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h487944ce6eb173fb (0x5573ed67890e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6ec03c - devicemapper::testing::loopbacked::test_with_spec::ha6b6cdd2866f37a4 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6d14eb - devicemapper::lineardev::tests::loop_test_empty_table_set::h58c799372547409d [INFO] [stdout] at src/lineardev.rs:722 [INFO] [stdout] 14: 0x5573ed6d14ca - devicemapper::lineardev::tests::loop_test_empty_table_set::{{closure}}::ha0881037de96d17f [INFO] [stdout] at src/lineardev.rs:721 [INFO] [stdout] 15: 0x5573ed67890e - core::ops::function::FnOnce::call_once::h487944ce6eb173fb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6e8d1e - devicemapper::testing::loopbacked::test_with_spec::h2b1be2931ef7fc57 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed6d160b - devicemapper::lineardev::tests::loop_test_suspend::hb5339b8aec3beb90 [INFO] [stdout] at src/lineardev.rs:752 [INFO] [stdout] 21: 0x5573ed6d15ea - devicemapper::lineardev::tests::loop_test_suspend::{{closure}}::h2c93c8f738526c15 [INFO] [stdout] at src/lineardev.rs:751 [INFO] [stdout] 22: 0x5573ed67903e - core::ops::function::FnOnce::call_once::hbda9c53299be6b8d [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h2b1be2931ef7fc57 (0x5573ed6e8d1e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_suspend::hb5339b8aec3beb90 (0x5573ed6d160b) [INFO] [stdout] at src/lineardev.rs:752 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_suspend::{{closure}}::h2c93c8f738526c15 (0x5573ed6d15ea) [INFO] [stdout] at src/lineardev.rs:751 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hbda9c53299be6b8d (0x5573ed67903e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h2b1be2931ef7fc57 (0x5573ed6e8d1e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_suspend::hb5339b8aec3beb90 (0x5573ed6d160b) [INFO] [stdout] at src/lineardev.rs:752 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_suspend::{{closure}}::h2c93c8f738526c15 (0x5573ed6d15ea) [INFO] [stdout] at src/lineardev.rs:751 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hbda9c53299be6b8d (0x5573ed67903e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6e8d3c - devicemapper::testing::loopbacked::test_with_spec::h2b1be2931ef7fc57 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6d160b - devicemapper::lineardev::tests::loop_test_suspend::hb5339b8aec3beb90 [INFO] [stdout] at src/lineardev.rs:752 [INFO] [stdout] 14: 0x5573ed6d15ea - devicemapper::lineardev::tests::loop_test_suspend::{{closure}}::h2c93c8f738526c15 [INFO] [stdout] at src/lineardev.rs:751 [INFO] [stdout] 15: 0x5573ed67903e - core::ops::function::FnOnce::call_once::hbda9c53299be6b8d [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6ebbde - devicemapper::testing::loopbacked::test_with_spec::h8aa338dcd4e314e6 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed6d14b8 - devicemapper::lineardev::tests::loop_test_empty::h5afa22e7a3cb790a [INFO] [stdout] at src/lineardev.rs:717 [INFO] [stdout] 21: 0x5573ed6d149a - devicemapper::lineardev::tests::loop_test_empty::{{closure}}::h2c8205587ad02e85 [INFO] [stdout] at src/lineardev.rs:716 [INFO] [stdout] 22: 0x5573ed678cae - core::ops::function::FnOnce::call_once::h6cd2322b32ea800f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h8aa338dcd4e314e6 (0x5573ed6ebbde) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_empty::h5afa22e7a3cb790a (0x5573ed6d14b8) [INFO] [stdout] at src/lineardev.rs:717 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_empty::{{closure}}::h2c8205587ad02e85 (0x5573ed6d149a) [INFO] [stdout] at src/lineardev.rs:716 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h6cd2322b32ea800f (0x5573ed678cae) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h8aa338dcd4e314e6 (0x5573ed6ebbde) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_empty::h5afa22e7a3cb790a (0x5573ed6d14b8) [INFO] [stdout] at src/lineardev.rs:717 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_empty::{{closure}}::h2c8205587ad02e85 (0x5573ed6d149a) [INFO] [stdout] at src/lineardev.rs:716 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h6cd2322b32ea800f (0x5573ed678cae) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6ebbfc - devicemapper::testing::loopbacked::test_with_spec::h8aa338dcd4e314e6 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6d14b8 - devicemapper::lineardev::tests::loop_test_empty::h5afa22e7a3cb790a [INFO] [stdout] at src/lineardev.rs:717 [INFO] [stdout] 14: 0x5573ed6d149a - devicemapper::lineardev::tests::loop_test_empty::{{closure}}::h2c8205587ad02e85 [INFO] [stdout] at src/lineardev.rs:716 [INFO] [stdout] 15: 0x5573ed678cae - core::ops::function::FnOnce::call_once::h6cd2322b32ea800f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6e959e - devicemapper::testing::loopbacked::test_with_spec::h37af1997b1ca8430 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed6d15ab - devicemapper::lineardev::tests::loop_test_segment::hf86141cd69f0f73c [INFO] [stdout] at src/lineardev.rs:742 [INFO] [stdout] 21: 0x5573ed6d158a - devicemapper::lineardev::tests::loop_test_segment::{{closure}}::h0d718496215c5492 [INFO] [stdout] at src/lineardev.rs:741 [INFO] [stdout] 22: 0x5573ed678cee - core::ops::function::FnOnce::call_once::h71915d9f85bf2618 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h37af1997b1ca8430 (0x5573ed6e959e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_segment::hf86141cd69f0f73c (0x5573ed6d15ab) [INFO] [stdout] at src/lineardev.rs:742 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_segment::{{closure}}::h0d718496215c5492 (0x5573ed6d158a) [INFO] [stdout] at src/lineardev.rs:741 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h71915d9f85bf2618 (0x5573ed678cee) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h37af1997b1ca8430 (0x5573ed6e959e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::lineardev::tests::loop_test_segment::hf86141cd69f0f73c (0x5573ed6d15ab) [INFO] [stdout] at src/lineardev.rs:742 [INFO] [stdout] 10: devicemapper::lineardev::tests::loop_test_segment::{{closure}}::h0d718496215c5492 (0x5573ed6d158a) [INFO] [stdout] at src/lineardev.rs:741 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h71915d9f85bf2618 (0x5573ed678cee) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6e95bc - devicemapper::testing::loopbacked::test_with_spec::h37af1997b1ca8430 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6d15ab - devicemapper::lineardev::tests::loop_test_segment::hf86141cd69f0f73c [INFO] [stdout] at src/lineardev.rs:742 [INFO] [stdout] 14: 0x5573ed6d158a - devicemapper::lineardev::tests::loop_test_segment::{{closure}}::h0d718496215c5492 [INFO] [stdout] at src/lineardev.rs:741 [INFO] [stdout] 15: 0x5573ed678cee - core::ops::function::FnOnce::call_once::h71915d9f85bf2618 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6eaf1e - devicemapper::testing::loopbacked::test_with_spec::h6f5d0f2c2bf10224 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed6e19cb - devicemapper::thindev::tests::loop_test_filesystem::hca192feb02b0afbe [INFO] [stdout] at src/thindev.rs:947 [INFO] [stdout] 21: 0x5573ed6e19aa - devicemapper::thindev::tests::loop_test_filesystem::{{closure}}::h4a9f1cdc92432961 [INFO] [stdout] at src/thindev.rs:946 [INFO] [stdout] 22: 0x5573ed67874e - core::ops::function::FnOnce::call_once::h2ac9715860c094e8 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h6f5d0f2c2bf10224 (0x5573ed6eaf1e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_filesystem::hca192feb02b0afbe (0x5573ed6e19cb) [INFO] [stdout] at src/thindev.rs:947 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_filesystem::{{closure}}::h4a9f1cdc92432961 (0x5573ed6e19aa) [INFO] [stdout] at src/thindev.rs:946 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h2ac9715860c094e8 (0x5573ed67874e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h6f5d0f2c2bf10224 (0x5573ed6eaf1e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_filesystem::hca192feb02b0afbe (0x5573ed6e19cb) [INFO] [stdout] at src/thindev.rs:947 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_filesystem::{{closure}}::h4a9f1cdc92432961 (0x5573ed6e19aa) [INFO] [stdout] at src/thindev.rs:946 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h2ac9715860c094e8 (0x5573ed67874e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6eaf3c - devicemapper::testing::loopbacked::test_with_spec::h6f5d0f2c2bf10224 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6e19cb - devicemapper::thindev::tests::loop_test_filesystem::hca192feb02b0afbe [INFO] [stdout] at src/thindev.rs:947 [INFO] [stdout] 14: 0x5573ed6e19aa - devicemapper::thindev::tests::loop_test_filesystem::{{closure}}::h4a9f1cdc92432961 [INFO] [stdout] at src/thindev.rs:946 [INFO] [stdout] 15: 0x5573ed67874e - core::ops::function::FnOnce::call_once::h2ac9715860c094e8 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6e739e - devicemapper::testing::loopbacked::test_with_spec::h049c357c49601564 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed6e193b - devicemapper::thindev::tests::loop_test_setup_without_new::he4fad9e1ec71ff09 [INFO] [stdout] at src/thindev.rs:932 [INFO] [stdout] 21: 0x5573ed6e191a - devicemapper::thindev::tests::loop_test_setup_without_new::{{closure}}::h9d751aff80dbfd27 [INFO] [stdout] at src/thindev.rs:931 [INFO] [stdout] 22: 0x5573ed67923e - core::ops::function::FnOnce::call_once::hd8450a02ab7ac3ae [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h049c357c49601564 (0x5573ed6e739e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_setup_without_new::he4fad9e1ec71ff09 (0x5573ed6e193b) [INFO] [stdout] at src/thindev.rs:932 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_setup_without_new::{{closure}}::h9d751aff80dbfd27 (0x5573ed6e191a) [INFO] [stdout] at src/thindev.rs:931 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hd8450a02ab7ac3ae (0x5573ed67923e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h049c357c49601564 (0x5573ed6e739e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_setup_without_new::he4fad9e1ec71ff09 (0x5573ed6e193b) [INFO] [stdout] at src/thindev.rs:932 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_setup_without_new::{{closure}}::h9d751aff80dbfd27 (0x5573ed6e191a) [INFO] [stdout] at src/thindev.rs:931 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hd8450a02ab7ac3ae (0x5573ed67923e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6e73bc - devicemapper::testing::loopbacked::test_with_spec::h049c357c49601564 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6e193b - devicemapper::thindev::tests::loop_test_setup_without_new::he4fad9e1ec71ff09 [INFO] [stdout] at src/thindev.rs:932 [INFO] [stdout] 14: 0x5573ed6e191a - devicemapper::thindev::tests::loop_test_setup_without_new::{{closure}}::h9d751aff80dbfd27 [INFO] [stdout] at src/thindev.rs:931 [INFO] [stdout] 15: 0x5573ed67923e - core::ops::function::FnOnce::call_once::hd8450a02ab7ac3ae [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6e915e - devicemapper::testing::loopbacked::test_with_spec::h2d197808c6d7062c [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed6e19fb - devicemapper::thindev::tests::loop_test_thindev_destroy::h23af3d93ba99db4e [INFO] [stdout] at src/thindev.rs:952 [INFO] [stdout] 21: 0x5573ed6e19da - devicemapper::thindev::tests::loop_test_thindev_destroy::{{closure}}::h9ed6bb8a41c30560 [INFO] [stdout] at src/thindev.rs:951 [INFO] [stdout] 22: 0x5573ed67858e - core::ops::function::FnOnce::call_once::h01c8ef25eba23cf7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h2d197808c6d7062c (0x5573ed6e915e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_thindev_destroy::h23af3d93ba99db4e (0x5573ed6e19fb) [INFO] [stdout] at src/thindev.rs:952 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_thindev_destroy::{{closure}}::h9ed6bb8a41c30560 (0x5573ed6e19da) [INFO] [stdout] at src/thindev.rs:951 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h01c8ef25eba23cf7 (0x5573ed67858e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h2d197808c6d7062c (0x5573ed6e915e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_thindev_destroy::h23af3d93ba99db4e (0x5573ed6e19fb) [INFO] [stdout] at src/thindev.rs:952 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_thindev_destroy::{{closure}}::h9ed6bb8a41c30560 (0x5573ed6e19da) [INFO] [stdout] at src/thindev.rs:951 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h01c8ef25eba23cf7 (0x5573ed67858e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6e917c - devicemapper::testing::loopbacked::test_with_spec::h2d197808c6d7062c [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6e19fb - devicemapper::thindev::tests::loop_test_thindev_destroy::h23af3d93ba99db4e [INFO] [stdout] at src/thindev.rs:952 [INFO] [stdout] 14: 0x5573ed6e19da - devicemapper::thindev::tests::loop_test_thindev_destroy::{{closure}}::h9ed6bb8a41c30560 [INFO] [stdout] at src/thindev.rs:951 [INFO] [stdout] 15: 0x5573ed67858e - core::ops::function::FnOnce::call_once::h01c8ef25eba23cf7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6eccde - devicemapper::testing::loopbacked::test_with_spec::hd5cd8d1f480d7de6 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed6e199b - devicemapper::thindev::tests::loop_test_snapshot_usage::he76cc56373455047 [INFO] [stdout] at src/thindev.rs:942 [INFO] [stdout] 21: 0x5573ed6e197a - devicemapper::thindev::tests::loop_test_snapshot_usage::{{closure}}::hd31ae8297c480741 [INFO] [stdout] at src/thindev.rs:941 [INFO] [stdout] 22: 0x5573ed67898e - core::ops::function::FnOnce::call_once::h4ce0ccdeda65d995 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hd5cd8d1f480d7de6 (0x5573ed6eccde) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_snapshot_usage::he76cc56373455047 (0x5573ed6e199b) [INFO] [stdout] at src/thindev.rs:942 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_snapshot_usage::{{closure}}::hd31ae8297c480741 (0x5573ed6e197a) [INFO] [stdout] at src/thindev.rs:941 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h4ce0ccdeda65d995 (0x5573ed67898e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hd5cd8d1f480d7de6 (0x5573ed6eccde) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_snapshot_usage::he76cc56373455047 (0x5573ed6e199b) [INFO] [stdout] at src/thindev.rs:942 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_snapshot_usage::{{closure}}::hd31ae8297c480741 (0x5573ed6e197a) [INFO] [stdout] at src/thindev.rs:941 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h4ce0ccdeda65d995 (0x5573ed67898e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6eccfc - devicemapper::testing::loopbacked::test_with_spec::hd5cd8d1f480d7de6 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6e199b - devicemapper::thindev::tests::loop_test_snapshot_usage::he76cc56373455047 [INFO] [stdout] at src/thindev.rs:942 [INFO] [stdout] 14: 0x5573ed6e197a - devicemapper::thindev::tests::loop_test_snapshot_usage::{{closure}}::hd31ae8297c480741 [INFO] [stdout] at src/thindev.rs:941 [INFO] [stdout] 15: 0x5573ed67898e - core::ops::function::FnOnce::call_once::h4ce0ccdeda65d995 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6e9e1e - devicemapper::testing::loopbacked::test_with_spec::h4ec3e2348900e5a4 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed6e18ab - devicemapper::thindev::tests::loop_test_basic::h326e3831a700ca7c [INFO] [stdout] at src/thindev.rs:917 [INFO] [stdout] 21: 0x5573ed6e188a - devicemapper::thindev::tests::loop_test_basic::{{closure}}::hcbf0ae110cf4b7a8 [INFO] [stdout] at src/thindev.rs:916 [INFO] [stdout] 22: 0x5573ed67933e - core::ops::function::FnOnce::call_once::he676a5f63ca5463f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h4ec3e2348900e5a4 (0x5573ed6e9e1e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_basic::h326e3831a700ca7c (0x5573ed6e18ab) [INFO] [stdout] at src/thindev.rs:917 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_basic::{{closure}}::hcbf0ae110cf4b7a8 (0x5573ed6e188a) [INFO] [stdout] at src/thindev.rs:916 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::he676a5f63ca5463f (0x5573ed67933e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h4ec3e2348900e5a4 (0x5573ed6e9e1e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_basic::h326e3831a700ca7c (0x5573ed6e18ab) [INFO] [stdout] at src/thindev.rs:917 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_basic::{{closure}}::hcbf0ae110cf4b7a8 (0x5573ed6e188a) [INFO] [stdout] at src/thindev.rs:916 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::he676a5f63ca5463f (0x5573ed67933e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6e9e3c - devicemapper::testing::loopbacked::test_with_spec::h4ec3e2348900e5a4 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6e18ab - devicemapper::thindev::tests::loop_test_basic::h326e3831a700ca7c [INFO] [stdout] at src/thindev.rs:917 [INFO] [stdout] 14: 0x5573ed6e188a - devicemapper::thindev::tests::loop_test_basic::{{closure}}::hcbf0ae110cf4b7a8 [INFO] [stdout] at src/thindev.rs:916 [INFO] [stdout] 15: 0x5573ed67933e - core::ops::function::FnOnce::call_once::he676a5f63ca5463f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6eb35e - devicemapper::testing::loopbacked::test_with_spec::h833df056aaf8bdd5 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed6e18db - devicemapper::thindev::tests::loop_test_basic_udev::h010972e5bc20f83b [INFO] [stdout] at src/thindev.rs:922 [INFO] [stdout] 21: 0x5573ed6e18ba - devicemapper::thindev::tests::loop_test_basic_udev::{{closure}}::h83d8bba64e178f99 [INFO] [stdout] at src/thindev.rs:921 [INFO] [stdout] 22: 0x5573ed67907e - core::ops::function::FnOnce::call_once::hbfa0c5e53411c0ec [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h833df056aaf8bdd5 (0x5573ed6eb35e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_basic_udev::h010972e5bc20f83b (0x5573ed6e18db) [INFO] [stdout] at src/thindev.rs:922 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_basic_udev::{{closure}}::h83d8bba64e178f99 (0x5573ed6e18ba) [INFO] [stdout] at src/thindev.rs:921 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hbfa0c5e53411c0ec (0x5573ed67907e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h833df056aaf8bdd5 (0x5573ed6eb35e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_basic_udev::h010972e5bc20f83b (0x5573ed6e18db) [INFO] [stdout] at src/thindev.rs:922 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_basic_udev::{{closure}}::h83d8bba64e178f99 (0x5573ed6e18ba) [INFO] [stdout] at src/thindev.rs:921 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hbfa0c5e53411c0ec (0x5573ed67907e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6eb37c - devicemapper::testing::loopbacked::test_with_spec::h833df056aaf8bdd5 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6e18db - devicemapper::thindev::tests::loop_test_basic_udev::h010972e5bc20f83b [INFO] [stdout] at src/thindev.rs:922 [INFO] [stdout] 14: 0x5573ed6e18ba - devicemapper::thindev::tests::loop_test_basic_udev::{{closure}}::h83d8bba64e178f99 [INFO] [stdout] at src/thindev.rs:921 [INFO] [stdout] 15: 0x5573ed67907e - core::ops::function::FnOnce::call_once::hbfa0c5e53411c0ec [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- thinpooldev::tests::loop_test_low_data_block_size stdout ---- [INFO] [stdout] thread 'thinpooldev::tests::loop_test_low_data_block_size' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6e88de - devicemapper::testing::loopbacked::test_with_spec::h2b1af54ba1102ebe [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed72bf6b - devicemapper::thinpooldev::tests::loop_test_low_data_block_size::h6de15900b7beb0ca [INFO] [stdout] at src/thinpooldev.rs:773 [INFO] [stdout] 21: 0x5573ed72bf4a - devicemapper::thinpooldev::tests::loop_test_low_data_block_size::{{closure}}::he727f21954efa827 [INFO] [stdout] at src/thinpooldev.rs:772 [INFO] [stdout] 22: 0x5573ed678d6e - core::ops::function::FnOnce::call_once::h7729b7706c67217c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'thinpooldev::tests::loop_test_low_data_block_size' 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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h2b1af54ba1102ebe (0x5573ed6e88de) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thinpooldev::tests::loop_test_low_data_block_size::h6de15900b7beb0ca (0x5573ed72bf6b) [INFO] [stdout] at src/thinpooldev.rs:773 [INFO] [stdout] 10: devicemapper::thinpooldev::tests::loop_test_low_data_block_size::{{closure}}::he727f21954efa827 (0x5573ed72bf4a) [INFO] [stdout] at src/thinpooldev.rs:772 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h7729b7706c67217c (0x5573ed678d6e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h2b1af54ba1102ebe (0x5573ed6e88de) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thinpooldev::tests::loop_test_low_data_block_size::h6de15900b7beb0ca (0x5573ed72bf6b) [INFO] [stdout] at src/thinpooldev.rs:773 [INFO] [stdout] 10: devicemapper::thinpooldev::tests::loop_test_low_data_block_size::{{closure}}::he727f21954efa827 (0x5573ed72bf4a) [INFO] [stdout] at src/thinpooldev.rs:772 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h7729b7706c67217c (0x5573ed678d6e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6e88fc - devicemapper::testing::loopbacked::test_with_spec::h2b1af54ba1102ebe [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed72bf6b - devicemapper::thinpooldev::tests::loop_test_low_data_block_size::h6de15900b7beb0ca [INFO] [stdout] at src/thinpooldev.rs:773 [INFO] [stdout] 14: 0x5573ed72bf4a - devicemapper::thinpooldev::tests::loop_test_low_data_block_size::{{closure}}::he727f21954efa827 [INFO] [stdout] at src/thinpooldev.rs:772 [INFO] [stdout] 15: 0x5573ed678d6e - core::ops::function::FnOnce::call_once::h7729b7706c67217c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6ec45e - devicemapper::testing::loopbacked::test_with_spec::ha7b84627cb2b8c02 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed6e190b - devicemapper::thindev::tests::loop_test_zero_size::h6e96d5fb5f15f3df [INFO] [stdout] at src/thindev.rs:927 [INFO] [stdout] 21: 0x5573ed6e18ea - devicemapper::thindev::tests::loop_test_zero_size::{{closure}}::hc0ea611a36d9b62b [INFO] [stdout] at src/thindev.rs:926 [INFO] [stdout] 22: 0x5573ed678b6e - core::ops::function::FnOnce::call_once::h63fa735d51408bf5 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread 'thindev::tests::loop_test_zero_size' 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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::ha7b84627cb2b8c02 (0x5573ed6ec45e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_zero_size::h6e96d5fb5f15f3df (0x5573ed6e190b) [INFO] [stdout] at src/thindev.rs:927 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_zero_size::{{closure}}::hc0ea611a36d9b62b (0x5573ed6e18ea) [INFO] [stdout] at src/thindev.rs:926 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h63fa735d51408bf5 (0x5573ed678b6e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::ha7b84627cb2b8c02 (0x5573ed6ec45e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_zero_size::h6e96d5fb5f15f3df (0x5573ed6e190b) [INFO] [stdout] at src/thindev.rs:927 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_zero_size::{{closure}}::hc0ea611a36d9b62b (0x5573ed6e18ea) [INFO] [stdout] at src/thindev.rs:926 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h63fa735d51408bf5 (0x5573ed678b6e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6ec47c - devicemapper::testing::loopbacked::test_with_spec::ha7b84627cb2b8c02 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6e190b - devicemapper::thindev::tests::loop_test_zero_size::h6e96d5fb5f15f3df [INFO] [stdout] at src/thindev.rs:927 [INFO] [stdout] 14: 0x5573ed6e18ea - devicemapper::thindev::tests::loop_test_zero_size::{{closure}}::hc0ea611a36d9b62b [INFO] [stdout] at src/thindev.rs:926 [INFO] [stdout] 15: 0x5573ed678b6e - core::ops::function::FnOnce::call_once::h63fa735d51408bf5 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6ed99e - devicemapper::testing::loopbacked::test_with_spec::hfd05165397f46bb4 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed72bf3b - devicemapper::thinpooldev::tests::loop_test_basic::hcec2b90534da8770 [INFO] [stdout] at src/thinpooldev.rs:725 [INFO] [stdout] 21: 0x5573ed72bf1a - devicemapper::thinpooldev::tests::loop_test_basic::{{closure}}::h6b636497352abe4f [INFO] [stdout] at src/thinpooldev.rs:724 [INFO] [stdout] 22: 0x5573ed67884e - core::ops::function::FnOnce::call_once::h416d3887942f6409 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hfd05165397f46bb4 (0x5573ed6ed99e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thinpooldev::tests::loop_test_basic::hcec2b90534da8770 (0x5573ed72bf3b) [INFO] [stdout] at src/thinpooldev.rs:725 [INFO] [stdout] 10: devicemapper::thinpooldev::tests::loop_test_basic::{{closure}}::h6b636497352abe4f (0x5573ed72bf1a) [INFO] [stdout] at src/thinpooldev.rs:724 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h416d3887942f6409 (0x5573ed67884e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::hfd05165397f46bb4 (0x5573ed6ed99e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thinpooldev::tests::loop_test_basic::hcec2b90534da8770 (0x5573ed72bf3b) [INFO] [stdout] at src/thinpooldev.rs:725 [INFO] [stdout] 10: devicemapper::thinpooldev::tests::loop_test_basic::{{closure}}::h6b636497352abe4f (0x5573ed72bf1a) [INFO] [stdout] at src/thinpooldev.rs:724 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h416d3887942f6409 (0x5573ed67884e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6ed9bc - devicemapper::testing::loopbacked::test_with_spec::hfd05165397f46bb4 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed72bf3b - devicemapper::thinpooldev::tests::loop_test_basic::hcec2b90534da8770 [INFO] [stdout] at src/thinpooldev.rs:725 [INFO] [stdout] 14: 0x5573ed72bf1a - devicemapper::thinpooldev::tests::loop_test_basic::{{closure}}::h6b636497352abe4f [INFO] [stdout] at src/thinpooldev.rs:724 [INFO] [stdout] 15: 0x5573ed67884e - core::ops::function::FnOnce::call_once::h416d3887942f6409 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6e805e - devicemapper::testing::loopbacked::test_with_spec::h1fc5ccc0e91945ae [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed6e196b - devicemapper::thindev::tests::loop_test_snapshot::ha6def3e2ac30b83c [INFO] [stdout] at src/thindev.rs:937 [INFO] [stdout] 21: 0x5573ed6e194a - devicemapper::thindev::tests::loop_test_snapshot::{{closure}}::hafccddb386937480 [INFO] [stdout] at src/thindev.rs:936 [INFO] [stdout] 22: 0x5573ed678b2e - core::ops::function::FnOnce::call_once::h5fb3a176828fd683 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h1fc5ccc0e91945ae (0x5573ed6e805e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_snapshot::ha6def3e2ac30b83c (0x5573ed6e196b) [INFO] [stdout] at src/thindev.rs:937 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_snapshot::{{closure}}::hafccddb386937480 (0x5573ed6e194a) [INFO] [stdout] at src/thindev.rs:936 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h5fb3a176828fd683 (0x5573ed678b2e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h1fc5ccc0e91945ae (0x5573ed6e805e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thindev::tests::loop_test_snapshot::ha6def3e2ac30b83c (0x5573ed6e196b) [INFO] [stdout] at src/thindev.rs:937 [INFO] [stdout] 10: devicemapper::thindev::tests::loop_test_snapshot::{{closure}}::hafccddb386937480 (0x5573ed6e194a) [INFO] [stdout] at src/thindev.rs:936 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::h5fb3a176828fd683 (0x5573ed678b2e) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6e807c - devicemapper::testing::loopbacked::test_with_spec::h1fc5ccc0e91945ae [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed6e196b - devicemapper::thindev::tests::loop_test_snapshot::ha6def3e2ac30b83c [INFO] [stdout] at src/thindev.rs:937 [INFO] [stdout] 14: 0x5573ed6e194a - devicemapper::thindev::tests::loop_test_snapshot::{{closure}}::hafccddb386937480 [INFO] [stdout] at src/thindev.rs:936 [INFO] [stdout] 15: 0x5573ed678b2e - core::ops::function::FnOnce::call_once::h5fb3a176828fd683 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6ea69e - devicemapper::testing::loopbacked::test_with_spec::h607adcba51ee7bc0 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed72bfcb - devicemapper::thinpooldev::tests::loop_test_set_meta::h64d0bdf31883827c [INFO] [stdout] at src/thinpooldev.rs:852 [INFO] [stdout] 21: 0x5573ed72bfaa - devicemapper::thinpooldev::tests::loop_test_set_meta::{{closure}}::h7636ca8cc4cc31ae [INFO] [stdout] at src/thinpooldev.rs:851 [INFO] [stdout] 22: 0x5573ed6793fe - core::ops::function::FnOnce::call_once::hf0a57c5632683943 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 23: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 24: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 28: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 29: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 30: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 31: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 32: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 33: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 34: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 36: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 40: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 41: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 42: 0x7fa5f3f71d0f - __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::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h607adcba51ee7bc0 (0x5573ed6ea69e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thinpooldev::tests::loop_test_set_meta::h64d0bdf31883827c (0x5573ed72bfcb) [INFO] [stdout] at src/thinpooldev.rs:852 [INFO] [stdout] 10: devicemapper::thinpooldev::tests::loop_test_set_meta::{{closure}}::h7636ca8cc4cc31ae (0x5573ed72bfaa) [INFO] [stdout] at src/thinpooldev.rs:851 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hf0a57c5632683943 (0x5573ed6793fe) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })), backtrace: InternalBacktrace { backtrace: Some(stack backtrace: [INFO] [stdout] 0: error_chain::backtrace::imp::InternalBacktrace::new::h396233c144f707e7 (0x5573ed8325d5) [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::hc8c2c6852194597a (0x5573ed831903) [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::h44566ce3d9ad1107 (0x5573ed6904d4) [INFO] [stdout] at /opt/crater/workdir/<::error_chain::error_chain::impl_error_chain_processed macros>:53 [INFO] [stdout] 3: >::from::hb170713cdd24b2c6 (0x5573ed690df1) [INFO] [stdout] at src/testing/test_lib.rs:122 [INFO] [stdout] 4: >::into::he1e81218b46eb577 (0x5573ed6d4d64) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/convert.rs:540 [INFO] [stdout] 5: devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 (0x5573ed6df941) [INFO] [stdout] at src/testing/test_lib.rs:171 [INFO] [stdout] 6: devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 (0x5573ed6df727) [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 7: devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 (0x5573ed6e166e) [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 8: devicemapper::testing::loopbacked::test_with_spec::h607adcba51ee7bc0 (0x5573ed6ea69e) [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 9: devicemapper::thinpooldev::tests::loop_test_set_meta::h64d0bdf31883827c (0x5573ed72bfcb) [INFO] [stdout] at src/thinpooldev.rs:852 [INFO] [stdout] 10: devicemapper::thinpooldev::tests::loop_test_set_meta::{{closure}}::h7636ca8cc4cc31ae (0x5573ed72bfaa) [INFO] [stdout] at src/thinpooldev.rs:851 [INFO] [stdout] 11: core::ops::function::FnOnce::call_once::hf0a57c5632683943 (0x5573ed6793fe) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 (0x5573ed7452bf) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: std::panicking::try::h4b4c6c15836266eb (0x5573ed75f8b8) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 15: std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 (0x5573ed73a735) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 (0x5573ed73e8b5) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 17: __rust_maybe_catch_panic (0x5573ed88cc6a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: std::panicking::try::h9fff34be50f16431 (0x5573ed73eef2) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b (0x5573ed8778ff) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 (0x5573ed88c0a0) [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 21: start_thread (0x7fa5f44464a4) [INFO] [stdout] 22: __clone (0x7fa5f3f71d0f) [INFO] [stdout] 23: (0x0)) } })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884be2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5573ed884ac6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5573ed8a041d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5573ed71c833 - core::result::unwrap_failed::hada6aed56d7c8edf [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5573ed721de5 - core::result::Result::unwrap::h5558505e4f4616d9 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5573ed6ea6bc - devicemapper::testing::loopbacked::test_with_spec::h607adcba51ee7bc0 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 13: 0x5573ed72bfcb - devicemapper::thinpooldev::tests::loop_test_set_meta::h64d0bdf31883827c [INFO] [stdout] at src/thinpooldev.rs:852 [INFO] [stdout] 14: 0x5573ed72bfaa - devicemapper::thinpooldev::tests::loop_test_set_meta::{{closure}}::h7636ca8cc4cc31ae [INFO] [stdout] at src/thinpooldev.rs:851 [INFO] [stdout] 15: 0x5573ed6793fe - core::ops::function::FnOnce::call_once::hf0a57c5632683943 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x5573ed7452bf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5573ed75f8b8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5573ed75f8b8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5573ed75f8b8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x5573ed73a735 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x5573ed73e8b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x5573ed73e8b5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x5573ed73e8b5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5573ed73eef2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5573ed73eef2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5573ed73eef2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x5573ed73eef2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5573ed8778ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5573ed88c0a0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x5573ed88c0a0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x5573ed88c0a0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fa5f44464a4 - start_thread [INFO] [stdout] 35: 0x7fa5f3f71d0f - __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: 0x5573ed8848eb - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5573ed8848eb - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5573ed8848eb - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5573ed8848eb - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5573ed8848eb - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5573ed88455a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5573ed885060 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5573ed884e25 - std::panicking::begin_panic::h57ff9385e1121300 [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5573ed881245 - std::sync::once::Once::call_inner::h2daeac7a28e6dd90 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5573ed72ceb9 - std::sync::once::Once::call_once::h339f6930a94ebf1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5573ed6dea03 - devicemapper::testing::test_lib::get_dm::h51cee162cfe9e94f [INFO] [stdout] at src/testing/test_lib.rs:41 [INFO] [stdout] 11: 0x5573ed679019 - core::ops::function::FnOnce::call_once::hbcee9a05ffb1c1f4 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5573ed6e4c6c - std::panicking::try::do_call::h5ae8da693bc25275 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x5573ed88cc6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5573ed6e43c8 - std::panicking::try::hef7ba463b7c3cd50 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5573ed69dcf1 - std::panic::catch_unwind::h253f0f9e9ca211e0 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5573ed6df8d6 - devicemapper::testing::test_lib::dm_test_devices_remove::{{closure}}::h1a3fd6c460dd6039 [INFO] [stdout] at src/testing/test_lib.rs:170 [INFO] [stdout] 17: 0x5573ed6df727 - devicemapper::testing::test_lib::dm_test_devices_remove::hcdcb14b5234ab082 [INFO] [stdout] at src/testing/test_lib.rs:169 [INFO] [stdout] 18: 0x5573ed6e166e - devicemapper::testing::test_lib::clean_up::h89e759ef0c2f4855 [INFO] [stdout] at src/testing/test_lib.rs:210 [INFO] [stdout] 19: 0x5573ed6ed55e - devicemapper::testing::loopbacked::test_with_spec::he53e71658380f820 [INFO] [stdout] at src/testing/loopbacked.rs:118 [INFO] [stdout] 20: 0x5573ed72bffb - devicemapper::thinpooldev::tests::loop_test_suspend::ha162a93b5c2a590e [WARN] too many lines in the log, truncating it