[INFO] fetching crate promisery 2.0.1...
[INFO] testing promisery-2.0.1 against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate promisery 2.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate promisery 2.0.1
[INFO] finished tweaking crates.io crate promisery 2.0.1
[INFO] tweaked toml for crates.io crate promisery 2.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate promisery 2.0.1 on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate promisery 2.0.1 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eec9721490c9ba0b4a89172bdba427ddfe5d9d832e638df37f4b28a2a2e35901
[INFO] running `Command { std: "docker" "start" "-a" "eec9721490c9ba0b4a89172bdba427ddfe5d9d832e638df37f4b28a2a2e35901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eec9721490c9ba0b4a89172bdba427ddfe5d9d832e638df37f4b28a2a2e35901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec9721490c9ba0b4a89172bdba427ddfe5d9d832e638df37f4b28a2a2e35901", kill_on_drop: false }`
[INFO] [stdout] eec9721490c9ba0b4a89172bdba427ddfe5d9d832e638df37f4b28a2a2e35901
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9424460ab9e1b1170147f8da0f40ab80288ce1f009c94a5b3c90bae6d70670b
[INFO] running `Command { std: "docker" "start" "-a" "d9424460ab9e1b1170147f8da0f40ab80288ce1f009c94a5b3c90bae6d70670b", kill_on_drop: false }`
[INFO] [stderr]    Compiling oneshot v0.1.11
[INFO] [stderr]    Compiling promisery v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "d9424460ab9e1b1170147f8da0f40ab80288ce1f009c94a5b3c90bae6d70670b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9424460ab9e1b1170147f8da0f40ab80288ce1f009c94a5b3c90bae6d70670b", kill_on_drop: false }`
[INFO] [stdout] d9424460ab9e1b1170147f8da0f40ab80288ce1f009c94a5b3c90bae6d70670b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef59e602c917dcbb1e056a68504efe1fc22a6e6e03884fd07118137adeede676
[INFO] running `Command { std: "docker" "start" "-a" "ef59e602c917dcbb1e056a68504efe1fc22a6e6e03884fd07118137adeede676", kill_on_drop: false }`
[INFO] [stderr]    Compiling promisery v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.68s
[INFO] running `Command { std: "docker" "inspect" "ef59e602c917dcbb1e056a68504efe1fc22a6e6e03884fd07118137adeede676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef59e602c917dcbb1e056a68504efe1fc22a6e6e03884fd07118137adeede676", kill_on_drop: false }`
[INFO] [stdout] ef59e602c917dcbb1e056a68504efe1fc22a6e6e03884fd07118137adeede676
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9dd450ea6863394c62df5afbf38d48cba88f9c9cb9b066e4ad6ab95204548d64
[INFO] running `Command { std: "docker" "start" "-a" "9dd450ea6863394c62df5afbf38d48cba88f9c9cb9b066e4ad6ab95204548d64", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/promisery-1cef368739f644c7)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_promise_double_resolution ... ok
[INFO] [stdout] test tests::test_promise_error_propagation ... ok
[INFO] [stdout] test tests::test_promise_drop_behavior ... ok
[INFO] [stdout] test tests::test_promise_all ... ok
[INFO] [stderr]    Doc-tests promisery
[INFO] [stdout] test tests::test_then_creates_file_in_dir ... ok
[INFO] [stdout] test tests::test_map_chain_and_map_err ... ok
[INFO] [stdout] test tests::test_new_creates_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test src/lib.rs - Promise<T,E>::new (line 438) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::map (line 371) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::from_result (line 624) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::fulfilled (line 160) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::all (line 551) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::fulfilled (line 170) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::all (line 578) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::map (line 362) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::all (line 571) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::new (line 431) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::new (line 445) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::map_err (line 401) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::map_err (line 408) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::map_err (line 393) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::map (line 355) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::all (line 559) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::poll (line 139) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::poll (line 120) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::race (line 477) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::poll (line 130) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::race (line 508) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::panicked (line 185) ... FAILED
[INFO] [stdout] test src/lib.rs - Promise<T,E>::race (line 501) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::race (line 489) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::then (line 307) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::reject (line 612) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::wait_timeout (line 250) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::resolve (line 600) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::wait (line 206) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::wait_deadline (line 278) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::then (line 316) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::wait_nopanic (line 232) ... ok
[INFO] [stdout] test src/lib.rs - PromisePanic (line 62) ... ok
[INFO] [stdout] test src/lib.rs - Promise<T,E>::then (line 324) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Promise<T,E>::panicked (line 185) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread '<unnamed>' panicked at src/lib.rs:8:35:
[INFO] [stdout] explicit panic
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x63e426d95182 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x63e426d95182 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x63e426d95182 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x63e426d95182 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x63e426db14f3 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x63e426db14f3 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x63e426d92d03 - std::io::default_write_fmt::h1470b6bb31d733fd
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x63e426d92d03 - std::io::Write::write_fmt::hd8146ab3991543d1
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x63e426d94fd2 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x63e426d96096 - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x63e426d95e99 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:327:9
[INFO] [stdout]   11:     0x63e426d969a2 - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:833:13
[INFO] [stdout]   12:     0x63e426d9683a - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:706:13
[INFO] [stdout]   13:     0x63e426d95679 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   14:     0x63e426d964cd - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stdout]   15:     0x63e426db06d0 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x63e426db0836 - core::panicking::panic_display::hacaf851b8ae8a106
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:268:5
[INFO] [stdout]   17:     0x63e426db0836 - core::panicking::panic_explicit::h6f2bcd526013ebe1
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:241:5
[INFO] [stdout]   18:     0x63e426d72f27 - rust_out::main::_doctest_main_src_lib_rs_185_0::{{closure}}::panic_cold_explicit::h1c7139ffed855e0b
[INFO] [stdout]   19:     0x63e426d72f1d - rust_out::main::_doctest_main_src_lib_rs_185_0::{{closure}}::h5f72f3666660b9ff
[INFO] [stdout]   20:     0x63e426d72cf3 - promisery::Promise<T,E>::new::{{closure}}::hb670aeccaeabf5a3
[INFO] [stdout]   21:     0x63e426d6c219 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hfb024aa584e9e8e6
[INFO] [stdout]   22:     0x63e426d725fe - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb763c31a3d7ac592
[INFO] [stdout]   23:     0x63e426d72e23 - promisery::Promise<T,E>::new::{{closure}}::{{closure}}::h23be527ab17a363a
[INFO] [stdout]   24:     0x63e426d6e006 - core::iter::traits::iterator::Iterator::for_each::call::{{closure}}::h8878212234852821
[INFO] [stdout]   25:     0x63e426d6dfb2 - core::iter::traits::iterator::Iterator::fold::h9024a916497d570c
[INFO] [stdout]   26:     0x63e426d72df6 - promisery::Promise<T,E>::new::{{closure}}::hbe9c785a3add7387
[INFO] [stdout]   27:     0x63e426d62756 - std::sys::backtrace::__rust_begin_short_backtrace::h6547c5c40f4e7687
[INFO] [stdout]   28:     0x63e426d6b5bb - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h2105280cd0c8e5dc
[INFO] [stdout]   29:     0x63e426d61910 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he7c484da2b9d5ced
[INFO] [stdout]   30:     0x63e426d6b790 - std::panicking::catch_unwind::do_call::h07cc684636b6d729
[INFO] [stdout]   31:     0x63e426d72f4b - __rust_try
[INFO] [stdout]   32:     0x63e426d6b3dc - std::thread::Builder::spawn_unchecked_::{{closure}}::hbb3c4c687294c3bc
[INFO] [stdout]   33:     0x63e426d6c1f6 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h857d348b6716b5c8
[INFO] [stdout]   34:     0x63e426d993e7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h47377e27fb938a26
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   35:     0x63e426d993e7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h72f1fe5d095abf57
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   36:     0x63e426d993e7 - std::sys::pal::unix::thread::Thread::new::thread_start::h0a4d8e1b9c0d38cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   37:     0x7f1cc0c80aa4 - <unknown>
[INFO] [stdout]   38:     0x7f1cc0d0da34 - clone
[INFO] [stdout]   39:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] thread 'main' panicked at src/lib.rs:10:1:
[INFO] [stdout] assertion failed: p.panicked()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x63e426d95182 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x63e426d95182 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x63e426d95182 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x63e426d95182 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x63e426db14f3 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x63e426db14f3 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x63e426d92d03 - std::io::default_write_fmt::h1470b6bb31d733fd
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x63e426d92d03 - std::io::Write::write_fmt::hd8146ab3991543d1
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x63e426d94fd2 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x63e426d96096 - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x63e426d95e99 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:327:9
[INFO] [stdout]   11:     0x63e426d969a2 - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:833:13
[INFO] [stdout]   12:     0x63e426d96806 - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:699:13
[INFO] [stdout]   13:     0x63e426d95679 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   14:     0x63e426d964cd - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stdout]   15:     0x63e426db06d0 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x63e426db073c - core::panicking::panic::h318cb8731d7e290d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:145:5
[INFO] [stdout]   17:     0x63e426d72ee9 - rust_out::main::_doctest_main_src_lib_rs_185_0::h5ec942d02a7ec94d
[INFO] [stdout]   18:     0x63e426d72e56 - rust_out::main::h707a703e23e8b691
[INFO] [stdout]   19:     0x63e426d6c303 - core::ops::function::FnOnce::call_once::hacedfcda517d60ac
[INFO] [stdout]   20:     0x63e426d62736 - std::sys::backtrace::__rust_begin_short_backtrace::h4237a9aceaf0c727
[INFO] [stdout]   21:     0x63e426d62429 - std::rt::lang_start::{{closure}}::hd68394c0f7c71761
[INFO] [stdout]   22:     0x63e426d8fb00 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h106557a9d245eb10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:284:21
[INFO] [stdout]   23:     0x63e426d8fb00 - std::panicking::catch_unwind::do_call::h18100d9574045a86
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   24:     0x63e426d8fb00 - std::panicking::catch_unwind::hf9f86a2471d520c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   25:     0x63e426d8fb00 - std::panic::catch_unwind::h410688ae8e8348a9
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x63e426d8fb00 - std::rt::lang_start_internal::{{closure}}::h42fee7344f1a80c6
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x63e426d8fb00 - std::panicking::catch_unwind::do_call::h62b4ab9c433ebcfb
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   28:     0x63e426d8fb00 - std::panicking::catch_unwind::h61ceb8228d4a4310
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   29:     0x63e426d8fb00 - std::panic::catch_unwind::hf4a60a68b20bb306
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x63e426d8fb00 - std::rt::lang_start_internal::h3478bd2aa4cc9cb2
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x63e426d62411 - std::rt::lang_start::h323b15ce03982075
[INFO] [stdout]   32:     0x63e426d72f85 - main
[INFO] [stdout]   33:     0x7f1cc0c0e1ca - <unknown>
[INFO] [stdout]   34:     0x7f1cc0c0e28b - __libc_start_main
[INFO] [stdout]   35:     0x63e426d61605 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Promise<T,E>::panicked (line 185)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 34 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.40s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "9dd450ea6863394c62df5afbf38d48cba88f9c9cb9b066e4ad6ab95204548d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dd450ea6863394c62df5afbf38d48cba88f9c9cb9b066e4ad6ab95204548d64", kill_on_drop: false }`
[INFO] [stdout] 9dd450ea6863394c62df5afbf38d48cba88f9c9cb9b066e4ad6ab95204548d64
