[INFO] crate mongo-file-center 0.1.7 is already in cache
[INFO] extracting crate mongo-file-center 0.1.7 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/mongo-file-center/0.1.7
[INFO] extracting crate mongo-file-center 0.1.7 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/mongo-file-center/0.1.7
[INFO] validating manifest of mongo-file-center-0.1.7 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mongo-file-center-0.1.7 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mongo-file-center-0.1.7
[INFO] finished frobbing mongo-file-center-0.1.7
[INFO] frobbed toml for mongo-file-center-0.1.7 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/mongo-file-center/0.1.7/Cargo.toml
[INFO] started frobbing mongo-file-center-0.1.7
[INFO] finished frobbing mongo-file-center-0.1.7
[INFO] frobbed toml for mongo-file-center-0.1.7 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/mongo-file-center/0.1.7/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing mongo-file-center-0.1.7 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/mongo-file-center/0.1.7:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 56dbcfbcdd4c34e5a484451df83144cb7658a85e064a4e808b00a2429d7c8621
[INFO] running `"docker" "start" "-a" "56dbcfbcdd4c34e5a484451df83144cb7658a85e064a4e808b00a2429d7c8621"`
[INFO] [stderr]    Compiling serde_json v1.0.37
[INFO] [stderr]    Compiling sha3 v0.8.1
[INFO] [stderr]    Compiling short-crypt v1.0.6
[INFO] [stderr]    Compiling pbkdf2 v0.2.3
[INFO] [stderr]    Compiling bson v0.13.0
[INFO] [stderr]    Compiling mongodb v0.3.12
[INFO] [stderr]    Compiling mongo-file-center v0.1.7 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.51s
[INFO] running `"docker" "inspect" "56dbcfbcdd4c34e5a484451df83144cb7658a85e064a4e808b00a2429d7c8621"`
[INFO] running `"docker" "rm" "-f" "56dbcfbcdd4c34e5a484451df83144cb7658a85e064a4e808b00a2429d7c8621"`
[INFO] [stdout] 56dbcfbcdd4c34e5a484451df83144cb7658a85e064a4e808b00a2429d7c8621
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/mongo-file-center/0.1.7:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] a6b52ea42e988bd4175f0ab442637999df4356d7f60a4f81c8f0604bb0684260
[INFO] running `"docker" "start" "-a" "a6b52ea42e988bd4175f0ab442637999df4356d7f60a4f81c8f0604bb0684260"`
[INFO] [stderr]    Compiling mongo-file-center v0.1.7 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.33s
[INFO] running `"docker" "inspect" "a6b52ea42e988bd4175f0ab442637999df4356d7f60a4f81c8f0604bb0684260"`
[INFO] running `"docker" "rm" "-f" "a6b52ea42e988bd4175f0ab442637999df4356d7f60a4f81c8f0604bb0684260"`
[INFO] [stdout] a6b52ea42e988bd4175f0ab442637999df4356d7f60a4f81c8f0604bb0684260
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/mongo-file-center/0.1.7:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 95a94f858c8e2e2fe0e49445fa9eefd2d2c72ce14d8a3e1e12476ffccc69544d
[INFO] running `"docker" "start" "-a" "95a94f858c8e2e2fe0e49445fa9eefd2d2c72ce14d8a3e1e12476ffccc69544d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mongo_file_center-f1bcf16492220c0d
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test-949e2a037f1c83ba
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test delete_gridfs ... FAILED
[INFO] [stdout] test initialize ... FAILED
[INFO] [stdout] test input_output_gridfs ... FAILED
[INFO] [stdout] test input_output_collection_temporarily ... FAILED
[INFO] [stdout] test input_output_collection ... FAILED
[INFO] [stdout] test delete_collection ... FAILED
[INFO] [stdout] test crypt ... FAILED
[INFO] [stdout] test clear_garbage ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--test test'
[INFO] [stdout] test input_output_gridfs_temporarily ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- delete_gridfs stdout ----
[INFO] [stdout] thread 'delete_gridfs' panicked at 'called `Result::unwrap()` on an `Err` value: MongoDBError(OperationError("No servers available for the provided ReadPreference."))', src/libcore/result.rs:997:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55c7c3d5f353 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x55c7c3d5a79b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x55c7c3d5d756 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x55c7c3d5d457 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x55c7c3d5de60 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x55c7c3d5d9e1 - std[698b411d1b74fcff]::panicking::continue_panic_fmt
[INFO] [stdout]                                at src/libstd/panicking.rs:385
[INFO] [stdout]    6:     0x55c7c3d5d8c5 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:312
[INFO] [stdout]    7:     0x55c7c3d77f3c - core[b849d6d0cd70c3a8]::panicking::panic_fmt
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]    8:     0x55c7c3aff8e2 - core[b849d6d0cd70c3a8]::result::unwrap_failed::<mongo_file_center[e7aa4670e26b47c3]::FileCenterError>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/macros.rs:16
[INFO] [stdout]    9:     0x55c7c3b09043 - <core[b849d6d0cd70c3a8]::result::Result<mongo_file_center[e7aa4670e26b47c3]::FileCenter, mongo_file_center[e7aa4670e26b47c3]::FileCenterError>>::unwrap
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/result.rs:798
[INFO] [stdout]   10:     0x55c7c3af935e - test[d13c94fdbf061e03]::delete_gridfs
[INFO] [stdout]                                at tests/test.rs:179
[INFO] [stdout]   11:     0x55c7c3af92a9 - test[d13c94fdbf061e03]::delete_gridfs::{closure#0}
[INFO] [stdout]                                at tests/test.rs:176
[INFO] [stdout]   12:     0x55c7c3afe38d - <test[d13c94fdbf061e03]::delete_gridfs::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   13:     0x55c7c3b1e19e - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   14:     0x55c7c3d61bb9 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   15:     0x55c7c3b38687 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   16:     0x55c7c3b13a34 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   17:     0x55c7c3b13554 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   18:     0x55c7c3d61bb9 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   19:     0x55c7c3b1dedc - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   20:     0x55c7c3d6136d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   21:     0x7f5688416493 - start_thread
[INFO] [stdout]   22:     0x7f5687f41ace - __clone
[INFO] [stdout]   23:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- initialize stdout ----
[INFO] [stdout] thread 'initialize' panicked at 'called `Result::unwrap()` on an `Err` value: MongoDBError(OperationError("No servers available for the provided ReadPreference."))', src/libcore/result.rs:997:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55c7c3d5f353 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x55c7c3d5a79b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x55c7c3d5d756 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x55c7c3d5d457 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x55c7c3d5de60 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x55c7c3d5d9e1 - std[698b411d1b74fcff]::panicking::continue_panic_fmt
[INFO] [stdout]                                at src/libstd/panicking.rs:385
[INFO] [stdout]    6:     0x55c7c3d5d8c5 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:312
[INFO] [stdout]    7:     0x55c7c3d77f3c - core[b849d6d0cd70c3a8]::panicking::panic_fmt
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]    8:     0x55c7c3aff8e2 - core[b849d6d0cd70c3a8]::result::unwrap_failed::<mongo_file_center[e7aa4670e26b47c3]::FileCenterError>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/macros.rs:16
[INFO] [stdout]    9:     0x55c7c3b09043 - <core[b849d6d0cd70c3a8]::result::Result<mongo_file_center[e7aa4670e26b47c3]::FileCenter, mongo_file_center[e7aa4670e26b47c3]::FileCenterError>>::unwrap
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/result.rs:798
[INFO] [stdout]   10:     0x55c7c3af5dc0 - test[d13c94fdbf061e03]::initialize
[INFO] [stdout]                                at tests/test.rs:27
[INFO] [stdout]   11:     0x55c7c3af5d59 - test[d13c94fdbf061e03]::initialize::{closure#0}
[INFO] [stdout]                                at tests/test.rs:24
[INFO] [stdout]   12:     0x55c7c3afe28d - <test[d13c94fdbf061e03]::initialize::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   13:     0x55c7c3b1e19e - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   14:     0x55c7c3d61bb9 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   15:     0x55c7c3b38687 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   16:     0x55c7c3b13a34 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   17:     0x55c7c3b13554 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   18:     0x55c7c3d61bb9 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   19:     0x55c7c3b1dedc - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   20:     0x55c7c3d6136d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   21:     0x7f5688416493 - start_thread
[INFO] [stdout]   22:     0x7f5687f41ace - __clone
[INFO] [stdout]   23:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- input_output_gridfs stdout ----
[INFO] [stdout] thread 'input_output_gridfs' panicked at 'called `Result::unwrap()` on an `Err` value: MongoDBError(OperationError("No servers available for the provided ReadPreference."))', src/libcore/result.rs:997:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55c7c3d5f353 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x55c7c3d5a79b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x55c7c3d5d756 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x55c7c3d5d457 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x55c7c3d5de60 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x55c7c3d5d9e1 - std[698b411d1b74fcff]::panicking::continue_panic_fmt
[INFO] [stdout]                                at src/libstd/panicking.rs:385
[INFO] [stdout]    6:     0x55c7c3d5d8c5 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:312
[INFO] [stdout]    7:     0x55c7c3d77f3c - core[b849d6d0cd70c3a8]::panicking::panic_fmt
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]    8:     0x55c7c3aff8e2 - core[b849d6d0cd70c3a8]::result::unwrap_failed::<mongo_file_center[e7aa4670e26b47c3]::FileCenterError>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/macros.rs:16
[INFO] [stdout]    9:     0x55c7c3b09043 - <core[b849d6d0cd70c3a8]::result::Result<mongo_file_center[e7aa4670e26b47c3]::FileCenter, mongo_file_center[e7aa4670e26b47c3]::FileCenterError>>::unwrap
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/result.rs:798
[INFO] [stdout]   10:     0x55c7c3af72c6 - test[d13c94fdbf061e03]::input_output_gridfs
[INFO] [stdout]                                at tests/test.rs:99
[INFO] [stdout]   11:     0x55c7c3af7209 - test[d13c94fdbf061e03]::input_output_gridfs::{closure#0}
[INFO] [stdout]                                at tests/test.rs:96
[INFO] [stdout]   12:     0x55c7c3afe1cd - <test[d13c94fdbf061e03]::input_output_gridfs::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   13:     0x55c7c3b1e19e - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   14:     0x55c7c3d61bb9 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   15:     0x55c7c3b38687 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   16:     0x55c7c3b13a34 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   17:     0x55c7c3b13554 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   18:     0x55c7c3d61bb9 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   19:     0x55c7c3b1dedc - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   20:     0x55c7c3d6136d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   21:     0x7f5688416493 - start_thread
[INFO] [stdout]   22:     0x7f5687f41ace - __clone
[INFO] [stdout]   23:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- input_output_collection_temporarily stdout ----
[INFO] [stdout] thread 'input_output_collection_temporarily' panicked at 'called `Result::unwrap()` on an `Err` value: MongoDBError(OperationError("No servers available for the provided ReadPreference."))', src/libcore/result.rs:997:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55c7c3d5f353 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x55c7c3d5a79b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x55c7c3d5d756 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x55c7c3d5d457 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x55c7c3d5de60 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x55c7c3d5d9e1 - std[698b411d1b74fcff]::panicking::continue_panic_fmt
[INFO] [stdout]                                at src/libstd/panicking.rs:385
[INFO] [stdout]    6:     0x55c7c3d5d8c5 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:312
[INFO] [stdout]    7:     0x55c7c3d77f3c - core[b849d6d0cd70c3a8]::panicking::panic_fmt
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]    8:     0x55c7c3aff8e2 - core[b849d6d0cd70c3a8]::result::unwrap_failed::<mongo_file_center[e7aa4670e26b47c3]::FileCenterError>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/macros.rs:16
[INFO] [stdout]    9:     0x55c7c3b09043 - <core[b849d6d0cd70c3a8]::result::Result<mongo_file_center[e7aa4670e26b47c3]::FileCenter, mongo_file_center[e7aa4670e26b47c3]::FileCenterError>>::unwrap
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/result.rs:798
[INFO] [stdout]   10:     0x55c7c3afa63e - test[d13c94fdbf061e03]::input_output_collection_temporarily
[INFO] [stdout]                                at tests/test.rs:223
[INFO] [stdout]   11:     0x55c7c3afa589 - test[d13c94fdbf061e03]::input_output_collection_temporarily::{closure#0}
[INFO] [stdout]                                at tests/test.rs:220
[INFO] [stdout]   12:     0x55c7c3afe18d - <test[d13c94fdbf061e03]::input_output_collection_temporarily::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   13:     0x55c7c3b1e19e - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   14:     0x55c7c3d61bb9 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   15:     0x55c7c3b38687 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   16:     0x55c7c3b13a34 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   17:     0x55c7c3b13554 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   18:     0x55c7c3d61bb9 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   19:     0x55c7c3b1dedc - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   20:     0x55c7c3d6136d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   21:     0x7f5688416493 - start_thread
[INFO] [stdout]   22:     0x7f5687f41ace - __clone
[INFO] [stdout]   23:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- input_output_collection stdout ----
[INFO] [stdout] thread 'input_output_collection' panicked at 'called `Result::unwrap()` on an `Err` value: MongoDBError(OperationError("No servers available for the provided ReadPreference."))', src/libcore/result.rs:997:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55c7c3d5f353 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x55c7c3d5a79b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x55c7c3d5d756 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x55c7c3d5d457 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x55c7c3d5de60 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x55c7c3d5d9e1 - std[698b411d1b74fcff]::panicking::continue_panic_fmt
[INFO] [stdout]                                at src/libstd/panicking.rs:385
[INFO] [stdout]    6:     0x55c7c3d5d8c5 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:312
[INFO] [stdout]    7:     0x55c7c3d77f3c - core[b849d6d0cd70c3a8]::panicking::panic_fmt
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]    8:     0x55c7c3aff8e2 - core[b849d6d0cd70c3a8]::result::unwrap_failed::<mongo_file_center[e7aa4670e26b47c3]::FileCenterError>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/macros.rs:16
[INFO] [stdout]    9:     0x55c7c3b09043 - <core[b849d6d0cd70c3a8]::result::Result<mongo_file_center[e7aa4670e26b47c3]::FileCenter, mongo_file_center[e7aa4670e26b47c3]::FileCenterError>>::unwrap
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/result.rs:798
[INFO] [stdout]   10:     0x55c7c3af64a6 - test[d13c94fdbf061e03]::input_output_collection
[INFO] [stdout]                                at tests/test.rs:61
[INFO] [stdout]   11:     0x55c7c3af63e9 - test[d13c94fdbf061e03]::input_output_collection::{closure#0}
[INFO] [stdout]                                at tests/test.rs:58
[INFO] [stdout]   12:     0x55c7c3afe34d - <test[d13c94fdbf061e03]::input_output_collection::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   13:     0x55c7c3b1e19e - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   14:     0x55c7c3d61bb9 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   15:     0x55c7c3b38687 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   16:     0x55c7c3b13a34 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   17:     0x55c7c3b13554 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   18:     0x55c7c3d61bb9 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   19:     0x55c7c3b1dedc - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   20:     0x55c7c3d6136d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   21:     0x7f5688416493 - start_thread
[INFO] [stdout]   22:     0x7f5687f41ace - __clone
[INFO] [stdout]   23:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- delete_collection stdout ----
[INFO] [stdout] thread 'delete_collection' panicked at 'called `Result::unwrap()` on an `Err` value: MongoDBError(OperationError("No servers available for the provided ReadPreference."))', src/libcore/result.rs:997:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55c7c3d5f353 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x55c7c3d5a79b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x55c7c3d5d756 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x55c7c3d5d457 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x55c7c3d5de60 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x55c7c3d5d9e1 - std[698b411d1b74fcff]::panicking::continue_panic_fmt
[INFO] [stdout]                                at src/libstd/panicking.rs:385
[INFO] [stdout]    6:     0x55c7c3d5d8c5 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:312
[INFO] [stdout]    7:     0x55c7c3d77f3c - core[b849d6d0cd70c3a8]::panicking::panic_fmt
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]    8:     0x55c7c3aff8e2 - core[b849d6d0cd70c3a8]::result::unwrap_failed::<mongo_file_center[e7aa4670e26b47c3]::FileCenterError>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/macros.rs:16
[INFO] [stdout]    9:     0x55c7c3b09043 - <core[b849d6d0cd70c3a8]::result::Result<mongo_file_center[e7aa4670e26b47c3]::FileCenter, mongo_file_center[e7aa4670e26b47c3]::FileCenterError>>::unwrap
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/result.rs:798
[INFO] [stdout]   10:     0x55c7c3af8195 - test[d13c94fdbf061e03]::delete_collection
[INFO] [stdout]                                at tests/test.rs:139
[INFO] [stdout]   11:     0x55c7c3af80d9 - test[d13c94fdbf061e03]::delete_collection::{closure#0}
[INFO] [stdout]                                at tests/test.rs:136
[INFO] [stdout]   12:     0x55c7c3afe30d - <test[d13c94fdbf061e03]::delete_collection::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   13:     0x55c7c3b1e19e - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   14:     0x55c7c3d61bb9 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   15:     0x55c7c3b38687 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   16:     0x55c7c3b13a34 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   17:     0x55c7c3b13554 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   18:     0x55c7c3d61bb9 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   19:     0x55c7c3b1dedc - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   20:     0x55c7c3d6136d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   21:     0x7f5688416493 - start_thread
[INFO] [stdout]   22:     0x7f5687f41ace - __clone
[INFO] [stdout]   23:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- crypt stdout ----
[INFO] [stdout] thread 'crypt' panicked at 'called `Result::unwrap()` on an `Err` value: MongoDBError(OperationError("No servers available for the provided ReadPreference."))', src/libcore/result.rs:997:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55c7c3d5f353 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x55c7c3d5a79b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x55c7c3d5d756 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x55c7c3d5d457 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x55c7c3d5de60 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x55c7c3d5d9e1 - std[698b411d1b74fcff]::panicking::continue_panic_fmt
[INFO] [stdout]                                at src/libstd/panicking.rs:385
[INFO] [stdout]    6:     0x55c7c3d5d8c5 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:312
[INFO] [stdout]    7:     0x55c7c3d77f3c - core[b849d6d0cd70c3a8]::panicking::panic_fmt
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]    8:     0x55c7c3aff8e2 - core[b849d6d0cd70c3a8]::result::unwrap_failed::<mongo_file_center[e7aa4670e26b47c3]::FileCenterError>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/macros.rs:16
[INFO] [stdout]    9:     0x55c7c3b09043 - <core[b849d6d0cd70c3a8]::result::Result<mongo_file_center[e7aa4670e26b47c3]::FileCenter, mongo_file_center[e7aa4670e26b47c3]::FileCenterError>>::unwrap
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/result.rs:798
[INFO] [stdout]   10:     0x55c7c3af5ed4 - test[d13c94fdbf061e03]::crypt
[INFO] [stdout]                                at tests/test.rs:38
[INFO] [stdout]   11:     0x55c7c3af5e49 - test[d13c94fdbf061e03]::crypt::{closure#0}
[INFO] [stdout]                                at tests/test.rs:35
[INFO] [stdout]   12:     0x55c7c3afe24d - <test[d13c94fdbf061e03]::crypt::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   13:     0x55c7c3b1e19e - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   14:     0x55c7c3d61bb9 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   15:     0x55c7c3b38687 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   16:     0x55c7c3b13a34 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   17:     0x55c7c3b13554 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   18:     0x55c7c3d61bb9 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   19:     0x55c7c3b1dedc - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   20:     0x55c7c3d6136d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   21:     0x7f5688416493 - start_thread
[INFO] [stdout]   22:     0x7f5687f41ace - __clone
[INFO] [stdout]   23:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- clear_garbage stdout ----
[INFO] [stdout] thread 'clear_garbage' panicked at 'called `Result::unwrap()` on an `Err` value: MongoDBError(OperationError("No servers available for the provided ReadPreference."))', src/libcore/result.rs:997:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55c7c3d5f353 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x55c7c3d5a79b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x55c7c3d5d756 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x55c7c3d5d457 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x55c7c3d5de60 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x55c7c3d5d9e1 - std[698b411d1b74fcff]::panicking::continue_panic_fmt
[INFO] [stdout]                                at src/libstd/panicking.rs:385
[INFO] [stdout]    6:     0x55c7c3d5d8c5 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:312
[INFO] [stdout]    7:     0x55c7c3d77f3c - core[b849d6d0cd70c3a8]::panicking::panic_fmt
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]    8:     0x55c7c3aff8e2 - core[b849d6d0cd70c3a8]::result::unwrap_failed::<mongo_file_center[e7aa4670e26b47c3]::FileCenterError>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/macros.rs:16
[INFO] [stdout]    9:     0x55c7c3b09043 - <core[b849d6d0cd70c3a8]::result::Result<mongo_file_center[e7aa4670e26b47c3]::FileCenter, mongo_file_center[e7aa4670e26b47c3]::FileCenterError>>::unwrap
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/result.rs:798
[INFO] [stdout]   10:     0x55c7c3afc3b9 - test[d13c94fdbf061e03]::clear_garbage
[INFO] [stdout]                                at tests/test.rs:297
[INFO] [stdout]   11:     0x55c7c3afc339 - test[d13c94fdbf061e03]::clear_garbage::{closure#0}
[INFO] [stdout]                                at tests/test.rs:294
[INFO] [stdout]   12:     0x55c7c3afe2cd - <test[d13c94fdbf061e03]::clear_garbage::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   13:     0x55c7c3b1e19e - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   14:     0x55c7c3d61bb9 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   15:     0x55c7c3b38687 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   16:     0x55c7c3b13a34 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   17:     0x55c7c3b13554 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   18:     0x55c7c3d61bb9 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   19:     0x55c7c3b1dedc - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   20:     0x55c7c3d6136d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   21:     0x7f5688416493 - start_thread
[INFO] [stdout]   22:     0x7f5687f41ace - __clone
[INFO] [stdout]   23:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- input_output_gridfs_temporarily stdout ----
[INFO] [stdout] thread 'input_output_gridfs_temporarily' panicked at 'called `Result::unwrap()` on an `Err` value: MongoDBError(OperationError("No servers available for the provided ReadPreference."))', src/libcore/result.rs:997:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55c7c3d5f353 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x55c7c3d5a79b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x55c7c3d5d756 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x55c7c3d5d457 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x55c7c3d5de60 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x55c7c3d5d9e1 - std[698b411d1b74fcff]::panicking::continue_panic_fmt
[INFO] [stdout]                                at src/libstd/panicking.rs:385
[INFO] [stdout]    6:     0x55c7c3d5d8c5 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:312
[INFO] [stdout]    7:     0x55c7c3d77f3c - core[b849d6d0cd70c3a8]::panicking::panic_fmt
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]    8:     0x55c7c3aff8e2 - core[b849d6d0cd70c3a8]::result::unwrap_failed::<mongo_file_center[e7aa4670e26b47c3]::FileCenterError>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/macros.rs:16
[INFO] [stdout]    9:     0x55c7c3b09043 - <core[b849d6d0cd70c3a8]::result::Result<mongo_file_center[e7aa4670e26b47c3]::FileCenter, mongo_file_center[e7aa4670e26b47c3]::FileCenterError>>::unwrap
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/result.rs:798
[INFO] [stdout]   10:     0x55c7c3afb4de - test[d13c94fdbf061e03]::input_output_gridfs_temporarily
[INFO] [stdout]                                at tests/test.rs:259
[INFO] [stdout]   11:     0x55c7c3afb429 - test[d13c94fdbf061e03]::input_output_gridfs_temporarily::{closure#0}
[INFO] [stdout]                                at tests/test.rs:256
[INFO] [stdout]   12:     0x55c7c3afe20d - <test[d13c94fdbf061e03]::input_output_gridfs_temporarily::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   13:     0x55c7c3b1e19e - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   14:     0x55c7c3d61bb9 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   15:     0x55c7c3b38687 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   16:     0x55c7c3b13a34 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   17:     0x55c7c3b13554 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   18:     0x55c7c3d61bb9 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   19:     0x55c7c3b1dedc - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   20:     0x55c7c3d6136d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   21:     0x7f5688416493 - start_thread
[INFO] [stdout]   22:     0x7f5687f41ace - __clone
[INFO] [stdout]   23:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     clear_garbage
[INFO] [stdout]     crypt
[INFO] [stdout]     delete_collection
[INFO] [stdout]     delete_gridfs
[INFO] [stdout]     initialize
[INFO] [stdout]     input_output_collection
[INFO] [stdout]     input_output_collection_temporarily
[INFO] [stdout]     input_output_gridfs
[INFO] [stdout]     input_output_gridfs_temporarily
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 9 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "95a94f858c8e2e2fe0e49445fa9eefd2d2c72ce14d8a3e1e12476ffccc69544d"`
[INFO] running `"docker" "rm" "-f" "95a94f858c8e2e2fe0e49445fa9eefd2d2c72ce14d8a3e1e12476ffccc69544d"`
[INFO] [stdout] 95a94f858c8e2e2fe0e49445fa9eefd2d2c72ce14d8a3e1e12476ffccc69544d