[INFO] updating cached repository dovahcrow/nextaction-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dovahcrow/nextaction-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dovahcrow/nextaction-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/dovahcrow/nextaction-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/dovahcrow/nextaction-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dovahcrow/nextaction-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dovahcrow/nextaction-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dovahcrow/nextaction-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3a16f77d19c1a9e016856e8a444300fe46525d49
[INFO] sha for GitHub repo dovahcrow/nextaction-rs: 3a16f77d19c1a9e016856e8a444300fe46525d49
[INFO] validating manifest of dovahcrow/nextaction-rs on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dovahcrow/nextaction-rs on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dovahcrow/nextaction-rs
[INFO] finished frobbing dovahcrow/nextaction-rs
[INFO] frobbed toml for dovahcrow/nextaction-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/dovahcrow/nextaction-rs/Cargo.toml
[INFO] started frobbing dovahcrow/nextaction-rs
[INFO] finished frobbing dovahcrow/nextaction-rs
[INFO] frobbed toml for dovahcrow/nextaction-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dovahcrow/nextaction-rs/Cargo.toml
[INFO] crate dovahcrow/nextaction-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing dovahcrow/nextaction-rs against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dovahcrow/nextaction-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 2748c2ba925ecb9a8ce19a126a97950213b108bc75ac06e0c6ddc9332f6aa315
[INFO] running `"docker" "start" "-a" "2748c2ba925ecb9a8ce19a126a97950213b108bc75ac06e0c6ddc9332f6aa315"`
[INFO] [stderr]    Compiling serde v1.0.1
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling hyper v0.10.5
[INFO] [stderr]    Compiling rayon v0.6.0
[INFO] [stderr]    Compiling serde_derive_internals v0.15.0
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling config v0.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.1
[INFO] [stderr]    Compiling ring v0.7.3
[INFO] [stderr]    Compiling webpki v0.10.1
[INFO] [stderr]    Compiling rustls v0.5.8
[INFO] [stderr]    Compiling webpki-roots v0.7.0
[INFO] [stderr]    Compiling uuid v0.5.0
[INFO] [stderr]    Compiling serde_json v1.0.0
[INFO] [stderr]    Compiling hyper-rustls v0.3.2
[INFO] [stderr]    Compiling nextaction-rs v0.2.2-pre (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain! {
[INFO] [stderr] 6  | |     links { }
[INFO] [stderr] 7  | |
[INFO] [stderr] 8  | |     foreign_links { 
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain! {
[INFO] [stderr] 6  | |     links { }
[INFO] [stderr] 7  | |
[INFO] [stderr] 8  | |     foreign_links { 
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.66s
[INFO] running `"docker" "inspect" "2748c2ba925ecb9a8ce19a126a97950213b108bc75ac06e0c6ddc9332f6aa315"`
[INFO] running `"docker" "rm" "-f" "2748c2ba925ecb9a8ce19a126a97950213b108bc75ac06e0c6ddc9332f6aa315"`
[INFO] [stdout] 2748c2ba925ecb9a8ce19a126a97950213b108bc75ac06e0c6ddc9332f6aa315
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dovahcrow/nextaction-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] e7adeacb929350e29064e9fd3425bb967e21a4a10dd54ae39660f452e0adf9ef
[INFO] running `"docker" "start" "-a" "e7adeacb929350e29064e9fd3425bb967e21a4a10dd54ae39660f452e0adf9ef"`
[INFO] [stderr]    Compiling nextaction-rs v0.2.2-pre (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain! {
[INFO] [stderr] 6  | |     links { }
[INFO] [stderr] 7  | |
[INFO] [stderr] 8  | |     foreign_links { 
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain! {
[INFO] [stderr] 6  | |     links { }
[INFO] [stderr] 7  | |
[INFO] [stderr] 8  | |     foreign_links { 
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.45s
[INFO] running `"docker" "inspect" "e7adeacb929350e29064e9fd3425bb967e21a4a10dd54ae39660f452e0adf9ef"`
[INFO] running `"docker" "rm" "-f" "e7adeacb929350e29064e9fd3425bb967e21a4a10dd54ae39660f452e0adf9ef"`
[INFO] [stdout] e7adeacb929350e29064e9fd3425bb967e21a4a10dd54ae39660f452e0adf9ef
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dovahcrow/nextaction-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 06a8040f3d977764f4579d143258282cdb98ddcccd4f1168a96a4954bfa0a636
[INFO] running `"docker" "start" "-a" "06a8040f3d977764f4579d143258282cdb98ddcccd4f1168a96a4954bfa0a636"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nextaction-c878c18e94f0b57a
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nextaction-5bcccd779ebe550d
[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/btree_order-b465fb3cecd11fd1
[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] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/integration-c1b7584560e540d6
[INFO] [stdout] running 3 tests
[INFO] [stdout] test order3 ... ok
[INFO] [stdout] test order2 ... ok
[INFO] [stdout] test order1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test build_tree ... FAILED
[INFO] [stdout] test incremental_sync ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- build_tree stdout ----
[INFO] [stdout] thread 'build_tree' panicked at 'called `Result::unwrap()` on an `Err` value: NotPresent', src/libcore/result.rs:1084:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55dfbdd2a6ab - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88
[INFO] [stdout]    1:     0x55dfbdd2a6ab - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x55dfbdd2a6ab - std::sys_common::backtrace::_print::h24f527b44b6cfc06
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stdout]    3:     0x55dfbdd2a6ab - std::sys_common::backtrace::print::h712608e4347fd64a
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stdout]    4:     0x55dfbdd2a6ab - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    5:     0x55dfbdd2a31c - std::panicking::default_hook::hb29963fb4747e0dd
[INFO] [stdout]                                at src/libstd/panicking.rs:211
[INFO] [stdout]    6:     0x55dfbdd2ae1d - std::panicking::rust_panic_with_hook::hd1236c3083de823a
[INFO] [stdout]                                at src/libstd/panicking.rs:477
[INFO] [stdout]    7:     0x55dfbdd2a9a2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c
[INFO] [stdout]                                at src/libstd/panicking.rs:384
[INFO] [stdout]    8:     0x55dfbdd2a886 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:311
[INFO] [stdout]    9:     0x55dfbdd44f7d - core::panicking::panic_fmt::h1bc6de43c92ad80c
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]   10:     0x55dfbdd45077 - core::result::unwrap_failed::hd83f272814becce6
[INFO] [stdout]                                at src/libcore/result.rs:1084
[INFO] [stdout]   11:     0x55dfbd932b5d - core::result::Result<T,E>::unwrap::h03304f10717d9599
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852
[INFO] [stdout]   12:     0x55dfbd933b5a - integration::build_tree::h50471685edf8f60b
[INFO] [stdout]                                at tests/integration.rs:7
[INFO] [stdout]   13:     0x55dfbd933afa - integration::build_tree::{{closure}}::h87707c4c39ca8f5f
[INFO] [stdout]                                at tests/integration.rs:6
[INFO] [stdout]   14:     0x55dfbd932e2e - core::ops::function::FnOnce::call_once::hd38ba0f1212d218c
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235
[INFO] [stdout]   15:     0x55dfbd93ea2f - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h355e655b04400826
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787
[INFO] [stdout]   16:     0x55dfbdd2e47a - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stdout]   17:     0x55dfbd95901e - std::panicking::try::h5890cbed5d1d8df0
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275
[INFO] [stdout]   18:     0x55dfbd95901e - std::panic::catch_unwind::hf93cc71fc6442fdf
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394
[INFO] [stdout]   19:     0x55dfbd95901e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d
[INFO] [stdout]                                at src/libtest/lib.rs:1408
[INFO] [stdout]   20:     0x55dfbd934455 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   21:     0x55dfbd938665 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470
[INFO] [stdout]   22:     0x55dfbd938665 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315
[INFO] [stdout]   23:     0x55dfbd938665 - std::panicking::try::do_call::hfd443b32b22f72a6
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296
[INFO] [stdout]   24:     0x55dfbdd2e47a - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stdout]   25:     0x55dfbd938c62 - std::panicking::try::h332f368ed7d9b7d1
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275
[INFO] [stdout]   26:     0x55dfbd938c62 - std::panic::catch_unwind::h316b7be8b4198222
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394
[INFO] [stdout]   27:     0x55dfbd938c62 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469
[INFO] [stdout]   28:     0x55dfbd938c62 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235
[INFO] [stdout]   29:     0x55dfbdd1ef5f - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hb5396a93648ae250
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787
[INFO] [stdout]   30:     0x55dfbdd2dbb0 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h92593001847bb63e
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787
[INFO] [stdout]   31:     0x55dfbdd2dbb0 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]   32:     0x55dfbdd2dbb0 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   33:     0x7fbfe69a24a4 - start_thread
[INFO] [stdout]   34:     0x7fbfe64cdd0f - __clone
[INFO] [stdout]   35:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- incremental_sync stdout ----
[INFO] [stdout] thread 'incremental_sync' panicked at 'called `Result::unwrap()` on an `Err` value: NotPresent', src/libcore/result.rs:1084:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55dfbdd2a6ab - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88
[INFO] [stdout]    1:     0x55dfbdd2a6ab - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x55dfbdd2a6ab - std::sys_common::backtrace::_print::h24f527b44b6cfc06
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stdout]    3:     0x55dfbdd2a6ab - std::sys_common::backtrace::print::h712608e4347fd64a
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stdout]    4:     0x55dfbdd2a6ab - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    5:     0x55dfbdd2a31c - std::panicking::default_hook::hb29963fb4747e0dd
[INFO] [stdout]                                at src/libstd/panicking.rs:211
[INFO] [stdout]    6:     0x55dfbdd2ae1d - std::panicking::rust_panic_with_hook::hd1236c3083de823a
[INFO] [stdout]                                at src/libstd/panicking.rs:477
[INFO] [stdout]    7:     0x55dfbdd2a9a2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c
[INFO] [stdout]                                at src/libstd/panicking.rs:384
[INFO] [stdout]    8:     0x55dfbdd2a886 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:311
[INFO] [stdout]    9:     0x55dfbdd44f7d - core::panicking::panic_fmt::h1bc6de43c92ad80c
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]   10:     0x55dfbdd45077 - core::result::unwrap_failed::hd83f272814becce6
[INFO] [stdout]                                at src/libcore/result.rs:1084
[INFO] [stdout]   11:     0x55dfbd932b5d - core::result::Result<T,E>::unwrap::h03304f10717d9599
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852
[INFO] [stdout]   12:     0x55dfbd933cba - integration::incremental_sync::hc8af664f4a4c26ef
[INFO] [stdout]                                at tests/integration.rs:17
[INFO] [stdout]   13:     0x55dfbd933c5a - integration::incremental_sync::{{closure}}::h59b2d9fce2aae62a
[INFO] [stdout]                                at tests/integration.rs:13
[INFO] [stdout]   14:     0x55dfbd932dfe - core::ops::function::FnOnce::call_once::h52ea4279b4813a19
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235
[INFO] [stdout]   15:     0x55dfbd93ea2f - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h355e655b04400826
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787
[INFO] [stdout]   16:     0x55dfbdd2e47a - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stdout]   17:     0x55dfbd95901e - std::panicking::try::h5890cbed5d1d8df0
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275
[INFO] [stdout]   18:     0x55dfbd95901e - std::panic::catch_unwind::hf93cc71fc6442fdf
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394
[INFO] [stdout]   19:     0x55dfbd95901e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d
[INFO] [stdout]                                at src/libtest/lib.rs:1408
[INFO] [stdout]   20:     0x55dfbd934455 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   21:     0x55dfbd938665 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470
[INFO] [stdout]   22:     0x55dfbd938665 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315
[INFO] [stdout]   23:     0x55dfbd938665 - std::panicking::try::do_call::hfd443b32b22f72a6
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296
[INFO] [stdout]   24:     0x55dfbdd2e47a - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stdout]   25:     0x55dfbd938c62 - std::panicking::try::h332f368ed7d9b7d1
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275
[INFO] [stdout]   26:     0x55dfbd938c62 - std::panic::catch_unwind::h316b7be8b4198222
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394
[INFO] [stdout]   27:     0x55dfbd938c62 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469
[INFO] [stdout]   28:     0x55dfbd938c62 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235
[INFO] [stdout]   29:     0x55dfbdd1ef5f - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hb5396a93648ae250
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787
[INFO] [stdout]   30:     0x55dfbdd2dbb0 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h92593001847bb63e
[INFO] [stdout]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787
[INFO] [stdout]   31:     0x55dfbdd2dbb0 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]   32:     0x55dfbdd2dbb0 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   33:     0x7fbfe69a24a4 - start_thread
[INFO] [stdout]   34:     0x7fbfe64cdd0f - __clone
[INFO] [stdout]   35:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     build_tree
[INFO] [stdout]     incremental_sync
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--test integration'
[INFO] running `"docker" "inspect" "06a8040f3d977764f4579d143258282cdb98ddcccd4f1168a96a4954bfa0a636"`
[INFO] running `"docker" "rm" "-f" "06a8040f3d977764f4579d143258282cdb98ddcccd4f1168a96a4954bfa0a636"`
[INFO] [stdout] 06a8040f3d977764f4579d143258282cdb98ddcccd4f1168a96a4954bfa0a636