[INFO] fetching crate mantra-miner 0.1.2...
[INFO] testing mantra-miner-0.1.2 against master#7704328ba5ae8d6ce0ac303c9d5a1a1605906766 for pr-146989
[INFO] extracting crate mantra-miner 0.1.2 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate mantra-miner 0.1.2
[INFO] finished tweaking crates.io crate mantra-miner 0.1.2
[INFO] tweaked toml for crates.io crate mantra-miner 0.1.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mantra-miner 0.1.2 on toolchain 7704328ba5ae8d6ce0ac303c9d5a1a1605906766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mantra-miner 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitflags v2.9.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43044e32269c15e77460e56d1568696d3c539268ccd57df74e6df68b31e870d1
[INFO] running `Command { std: "docker" "start" "-a" "43044e32269c15e77460e56d1568696d3c539268ccd57df74e6df68b31e870d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43044e32269c15e77460e56d1568696d3c539268ccd57df74e6df68b31e870d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43044e32269c15e77460e56d1568696d3c539268ccd57df74e6df68b31e870d1", kill_on_drop: false }`
[INFO] [stdout] 43044e32269c15e77460e56d1568696d3c539268ccd57df74e6df68b31e870d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 368cf91e428765c689df3c7ce2728535113f53ad900b0d651e3a2da1d7cf47c5
[INFO] running `Command { std: "docker" "start" "-a" "368cf91e428765c689df3c7ce2728535113f53ad900b0d651e3a2da1d7cf47c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling mantra-miner v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "368cf91e428765c689df3c7ce2728535113f53ad900b0d651e3a2da1d7cf47c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "368cf91e428765c689df3c7ce2728535113f53ad900b0d651e3a2da1d7cf47c5", kill_on_drop: false }`
[INFO] [stdout] 368cf91e428765c689df3c7ce2728535113f53ad900b0d651e3a2da1d7cf47c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 399f050cd3ee6aa69a8a46f26104e287a32a331f73b8e7b149b53040864f8a8b
[INFO] running `Command { std: "docker" "start" "-a" "399f050cd3ee6aa69a8a46f26104e287a32a331f73b8e7b149b53040864f8a8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling mantra-miner v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "399f050cd3ee6aa69a8a46f26104e287a32a331f73b8e7b149b53040864f8a8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "399f050cd3ee6aa69a8a46f26104e287a32a331f73b8e7b149b53040864f8a8b", kill_on_drop: false }`
[INFO] [stdout] 399f050cd3ee6aa69a8a46f26104e287a32a331f73b8e7b149b53040864f8a8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 216215c2ecd60f0615a18ce6a0d40c748178227fe6d2afef4a7a53e8b9b346b0
[INFO] running `Command { std: "docker" "start" "-a" "216215c2ecd60f0615a18ce6a0d40c748178227fe6d2afef4a7a53e8b9b346b0", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mantra_miner-8fc551566a754878)
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::options ... ok
[INFO] [stdout] test tests::should_repeat ... ok
[INFO] [stdout] test tests::recite_mantra ... ok
[INFO] [stdout] test tests::recite_string ... ok
[INFO] [stdout] test tests::indefinite_repeats ... ok
[INFO] [stdout] test tests::set_repeats ... ok
[INFO] [stdout] test tests::with_preparation_and_conclusion ... ok
[INFO] [stdout] test tests::using_repeated_mantra ... ok
[INFO] [stdout] test tests::with_repeated_preparation_and_conclusion ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::with_repeated_preparation_and_conclusion stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::with_repeated_preparation_and_conclusion' (35) panicked at src/lib.rs:362:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 2
[INFO] [stdout]  right: 3
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x609b924505c2 - std[ed5b486fa4cdb954]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x609b924505c2 - std[ed5b486fa4cdb954]::backtrace_rs::backtrace::trace_unsynchronized::<std[ed5b486fa4cdb954]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x609b924505c2 - std[ed5b486fa4cdb954]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x609b924505c2 - <<std[ed5b486fa4cdb954]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[ab67b43d93431064]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x609b924655ca - <core[ab67b43d93431064]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x609b924655ca - core[ab67b43d93431064]::fmt::write
[INFO] [stdout]    6:     0x609b924559f6 - std[ed5b486fa4cdb954]::io::default_write_fmt::<alloc[8787631d7fe8ec5a]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x609b924559f6 - <alloc[8787631d7fe8ec5a]::vec::Vec<u8> as std[ed5b486fa4cdb954]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x609b9242e3af - <std[ed5b486fa4cdb954]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x609b9242e3af - std[ed5b486fa4cdb954]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x609b92448729 - std[ed5b486fa4cdb954]::panicking::default_hook
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x609b923d0f1e - <alloc[8787631d7fe8ec5a]::boxed::Box<dyn for<'a, 'b> core[ab67b43d93431064]::ops::function::Fn<(&'a std[ed5b486fa4cdb954]::panic::PanicHookInfo<'b>,), Output = ()> + core[ab67b43d93431064]::marker::Send + core[ab67b43d93431064]::marker::Sync> as core[ab67b43d93431064]::ops::function::Fn<(&std[ed5b486fa4cdb954]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x609b923d0f1e - test[f0ec78552bebb08e]::test_main_with_exit_callback::<test[f0ec78552bebb08e]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x609b924488e2 - <alloc[8787631d7fe8ec5a]::boxed::Box<dyn for<'a, 'b> core[ab67b43d93431064]::ops::function::Fn<(&'a std[ed5b486fa4cdb954]::panic::PanicHookInfo<'b>,), Output = ()> + core[ab67b43d93431064]::marker::Send + core[ab67b43d93431064]::marker::Sync> as core[ab67b43d93431064]::ops::function::Fn<(&std[ed5b486fa4cdb954]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x609b924488e2 - std[ed5b486fa4cdb954]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x609b9242e468 - std[ed5b486fa4cdb954]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x609b92425969 - std[ed5b486fa4cdb954]::sys::backtrace::__rust_end_short_backtrace::<std[ed5b486fa4cdb954]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x609b9242f3ad - __rustc[5067f77124470312]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x609b92465cdc - core[ab67b43d93431064]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x609b92465b93 - core[ab67b43d93431064]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x609b92461efd - core[ab67b43d93431064]::panicking::assert_failed::<usize, usize>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x609b923bc317 - mantra_miner[4b8bfce32e8e716c]::tests::with_repeated_preparation_and_conclusion
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:362:9
[INFO] [stdout]   22:     0x609b923b95b7 - mantra_miner[4b8bfce32e8e716c]::tests::with_repeated_preparation_and_conclusion::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:348:54
[INFO] [stdout]   23:     0x609b923b90c6 - <mantra_miner[4b8bfce32e8e716c]::tests::with_repeated_preparation_and_conclusion::{closure#0} as core[ab67b43d93431064]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x609b923c52cb - <fn() -> core[ab67b43d93431064]::result::Result<(), alloc[8787631d7fe8ec5a]::string::String> as core[ab67b43d93431064]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x609b923c52cb - test[f0ec78552bebb08e]::__rust_begin_short_backtrace::<core[ab67b43d93431064]::result::Result<(), alloc[8787631d7fe8ec5a]::string::String>, fn() -> core[ab67b43d93431064]::result::Result<(), alloc[8787631d7fe8ec5a]::string::String>>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x609b923d1b2a - test[f0ec78552bebb08e]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x609b923d1b2a - <core[ab67b43d93431064]::panic::unwind_safe::AssertUnwindSafe<test[f0ec78552bebb08e]::run_test_in_process::{closure#0}> as core[ab67b43d93431064]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x609b923d1b2a - std[ed5b486fa4cdb954]::panicking::catch_unwind::do_call::<core[ab67b43d93431064]::panic::unwind_safe::AssertUnwindSafe<test[f0ec78552bebb08e]::run_test_in_process::{closure#0}>, core[ab67b43d93431064]::result::Result<(), alloc[8787631d7fe8ec5a]::string::String>>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x609b923d1b2a - std[ed5b486fa4cdb954]::panicking::catch_unwind::<core[ab67b43d93431064]::result::Result<(), alloc[8787631d7fe8ec5a]::string::String>, core[ab67b43d93431064]::panic::unwind_safe::AssertUnwindSafe<test[f0ec78552bebb08e]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x609b923d1b2a - std[ed5b486fa4cdb954]::panic::catch_unwind::<core[ab67b43d93431064]::panic::unwind_safe::AssertUnwindSafe<test[f0ec78552bebb08e]::run_test_in_process::{closure#0}>, core[ab67b43d93431064]::result::Result<(), alloc[8787631d7fe8ec5a]::string::String>>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x609b923d1b2a - test[f0ec78552bebb08e]::run_test_in_process
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x609b923d1b2a - test[f0ec78552bebb08e]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x609b923cd0d4 - test[f0ec78552bebb08e]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x609b923cd0d4 - std[ed5b486fa4cdb954]::sys::backtrace::__rust_begin_short_backtrace::<test[f0ec78552bebb08e]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x609b923d4622 - std[ed5b486fa4cdb954]::thread::lifecycle::spawn_unchecked::<test[f0ec78552bebb08e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x609b923d4622 - <core[ab67b43d93431064]::panic::unwind_safe::AssertUnwindSafe<std[ed5b486fa4cdb954]::thread::lifecycle::spawn_unchecked<test[f0ec78552bebb08e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[ab67b43d93431064]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x609b923d4622 - std[ed5b486fa4cdb954]::panicking::catch_unwind::do_call::<core[ab67b43d93431064]::panic::unwind_safe::AssertUnwindSafe<std[ed5b486fa4cdb954]::thread::lifecycle::spawn_unchecked<test[f0ec78552bebb08e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x609b923d4622 - std[ed5b486fa4cdb954]::panicking::catch_unwind::<(), core[ab67b43d93431064]::panic::unwind_safe::AssertUnwindSafe<std[ed5b486fa4cdb954]::thread::lifecycle::spawn_unchecked<test[f0ec78552bebb08e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x609b923d4622 - std[ed5b486fa4cdb954]::panic::catch_unwind::<core[ab67b43d93431064]::panic::unwind_safe::AssertUnwindSafe<std[ed5b486fa4cdb954]::thread::lifecycle::spawn_unchecked<test[f0ec78552bebb08e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x609b923d4622 - std[ed5b486fa4cdb954]::thread::lifecycle::spawn_unchecked::<test[f0ec78552bebb08e]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x609b923d4622 - <std[ed5b486fa4cdb954]::thread::lifecycle::spawn_unchecked<test[f0ec78552bebb08e]::run_test::{closure#1}, ()>::{closure#1} as core[ab67b43d93431064]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x609b9244fe6f - <alloc[8787631d7fe8ec5a]::boxed::Box<dyn core[ab67b43d93431064]::ops::function::FnOnce<(), Output = ()> + core[ab67b43d93431064]::marker::Send> as core[ab67b43d93431064]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x609b9244fe6f - <std[ed5b486fa4cdb954]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   44:     0x703361091aa4 - <unknown>
[INFO] [stdout]   45:     0x70336111ea64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::with_repeated_preparation_and_conclusion
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 8 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "216215c2ecd60f0615a18ce6a0d40c748178227fe6d2afef4a7a53e8b9b346b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "216215c2ecd60f0615a18ce6a0d40c748178227fe6d2afef4a7a53e8b9b346b0", kill_on_drop: false }`
[INFO] [stdout] 216215c2ecd60f0615a18ce6a0d40c748178227fe6d2afef4a7a53e8b9b346b0