[INFO] fetching crate batteread 0.1.0...
[INFO] testing batteread-0.1.0 against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] extracting crate batteread 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate batteread 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate batteread 0.1.0
[INFO] tweaked toml for crates.io crate batteread 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate batteread 0.1.0 on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate batteread 0.1.0 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 142a7c6632e162b39eed9bac88adc54ee920740aa298cf6975906fb1f11d9e01
[INFO] running `Command { std: "docker" "start" "-a" "142a7c6632e162b39eed9bac88adc54ee920740aa298cf6975906fb1f11d9e01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "142a7c6632e162b39eed9bac88adc54ee920740aa298cf6975906fb1f11d9e01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "142a7c6632e162b39eed9bac88adc54ee920740aa298cf6975906fb1f11d9e01", kill_on_drop: false }`
[INFO] [stdout] 142a7c6632e162b39eed9bac88adc54ee920740aa298cf6975906fb1f11d9e01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81fa9e6979bb5b0a5c6e63153fbe1a8e0ec8773ca9f629c801f3a28f540a16f8
[INFO] running `Command { std: "docker" "start" "-a" "81fa9e6979bb5b0a5c6e63153fbe1a8e0ec8773ca9f629c801f3a28f540a16f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling uuid v1.9.1
[INFO] [stderr]    Compiling libdbus-sys v0.2.5
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]    Compiling anyhow v1.0.90
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling macaddr v1.0.1
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling nix v0.27.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling custom_debug_derive v0.5.1
[INFO] [stderr]    Compiling custom_debug v0.5.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]    Compiling tokio v1.40.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling pin-project v1.1.5
[INFO] [stderr]    Compiling strum v0.25.0
[INFO] [stderr]    Compiling dbus v0.9.7
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling tokio-stream v0.1.16
[INFO] [stderr]    Compiling dbus-tokio v0.7.6
[INFO] [stderr]    Compiling dbus-crossroads v0.5.2
[INFO] [stderr]    Compiling bluer v0.16.1
[INFO] [stderr]    Compiling bluest v0.6.7
[INFO] [stderr]    Compiling batteread v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bluer v0.16.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "81fa9e6979bb5b0a5c6e63153fbe1a8e0ec8773ca9f629c801f3a28f540a16f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81fa9e6979bb5b0a5c6e63153fbe1a8e0ec8773ca9f629c801f3a28f540a16f8", kill_on_drop: false }`
[INFO] [stdout] 81fa9e6979bb5b0a5c6e63153fbe1a8e0ec8773ca9f629c801f3a28f540a16f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5254dd15cebd36ecd356a32a354fec37e2908630bc1ae3796371087062c08e42
[INFO] running `Command { std: "docker" "start" "-a" "5254dd15cebd36ecd356a32a354fec37e2908630bc1ae3796371087062c08e42", kill_on_drop: false }`
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio v1.40.0
[INFO] [stderr]    Compiling dbus-tokio v0.7.6
[INFO] [stderr]    Compiling tokio-stream v0.1.16
[INFO] [stderr]    Compiling bluer v0.16.1
[INFO] [stderr]    Compiling bluest v0.6.7
[INFO] [stderr]    Compiling batteread v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 28.93s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bluer v0.16.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "5254dd15cebd36ecd356a32a354fec37e2908630bc1ae3796371087062c08e42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5254dd15cebd36ecd356a32a354fec37e2908630bc1ae3796371087062c08e42", kill_on_drop: false }`
[INFO] [stdout] 5254dd15cebd36ecd356a32a354fec37e2908630bc1ae3796371087062c08e42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3228dac561c6b56a81db9d99364ca7de58032aa2cd130253b3c8ab2aa1718871
[INFO] running `Command { std: "docker" "start" "-a" "3228dac561c6b56a81db9d99364ca7de58032aa2cd130253b3c8ab2aa1718871", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bluer v0.16.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/batteread-4bcd931ec29e206f)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test battery_client::test_checksum ... ok
[INFO] [stdout] test battery_client::test_try_parse_message_bad_crc ... ok
[INFO] [stdout] test battery_client::test_try_parse_message_no_header ... ok
[INFO] [stdout] test battery_client::test_try_parse_message_incomplete ... ok
[INFO] [stdout] test battery_client::test_try_parse_message_happy ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests batteread
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 19) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 19) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (44) panicked at src/lib.rs:8:81:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Default adapter not found
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: <anyhow::Error>::msg::<&str>
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.90/src/backtrace.rs:27:14
[INFO] [stdout]    1: anyhow::__private::format_err
[INFO] [stdout]    2: <batteread::battery_client::BatteryClient>::new::{closure#0}
[INFO] [stdout]    3: <batteread::battery_client::BatteryClient>::new_default_name::{closure#0}
[INFO] [stdout]    4: rust_out::main::{closure#0}
[INFO] [stdout]    5: <core::pin::Pin<alloc::boxed::Box<rust_out::main::{closure#0}>> as core::future::future::Future>::poll
[INFO] [stdout]    6: <tokio::runtime::park::CachedParkThread>::block_on::<core::pin::Pin<alloc::boxed::Box<rust_out::main::{closure#0}>>>::{closure#0}
[INFO] [stdout]    7: <tokio::runtime::park::CachedParkThread>::block_on::<core::pin::Pin<alloc::boxed::Box<rust_out::main::{closure#0}>>>
[INFO] [stdout]    8: <tokio::runtime::context::blocking::BlockingRegionGuard>::block_on::<core::pin::Pin<alloc::boxed::Box<rust_out::main::{closure#0}>>>
[INFO] [stdout]    9: <tokio::runtime::scheduler::multi_thread::MultiThread>::block_on::<core::pin::Pin<alloc::boxed::Box<rust_out::main::{closure#0}>>>::{closure#0}
[INFO] [stdout]   10: tokio::runtime::context::runtime::enter_runtime::<<tokio::runtime::scheduler::multi_thread::MultiThread>::block_on<core::pin::Pin<alloc::boxed::Box<rust_out::main::{closure#0}>>>::{closure#0}, ()>
[INFO] [stdout]   11: <tokio::runtime::scheduler::multi_thread::MultiThread>::block_on::<core::pin::Pin<alloc::boxed::Box<rust_out::main::{closure#0}>>>
[INFO] [stdout]   12: <tokio::runtime::runtime::Runtime>::block_on_inner::<core::pin::Pin<alloc::boxed::Box<rust_out::main::{closure#0}>>>
[INFO] [stdout]   13: <tokio::runtime::runtime::Runtime>::block_on::<rust_out::main::{closure#0}>
[INFO] [stdout]   14: rust_out::main
[INFO] [stdout]   15: <fn() as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   16: std::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   17: std::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   18: <&dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   19: std::panicking::catch_unwind::do_call::<&dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]              at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stdout]   20: std::panicking::catch_unwind::<i32, &dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]              at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stdout]   21: std::panic::catch_unwind::<&dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]              at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stdout]   22: std::rt::lang_start_internal::{closure#0}
[INFO] [stdout]              at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/rt.rs:175:24
[INFO] [stdout]   23: std::panicking::catch_unwind::do_call::<std::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]              at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stdout]   24: std::panicking::catch_unwind::<isize, std::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]              at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stdout]   25: std::panic::catch_unwind::<std::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]              at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stdout]   26: std::rt::lang_start_internal
[INFO] [stdout]              at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/rt.rs:171:5
[INFO] [stdout]   27: std::rt::lang_start::<()>
[INFO] [stdout]   28: main
[INFO] [stdout]   29: <unknown>
[INFO] [stdout]   30: __libc_start_main
[INFO] [stdout]   31: _start
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x605b76d98772 - std[3f03f8b59f91bef1]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x605b76d98772 - std[3f03f8b59f91bef1]::backtrace_rs::backtrace::trace_unsynchronized::<std[3f03f8b59f91bef1]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x605b76d98772 - std[3f03f8b59f91bef1]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x605b76d98772 - <<std[3f03f8b59f91bef1]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[585f66e14d78f9ba]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x605b76dadb3a - <core[585f66e14d78f9ba]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x605b76dadb3a - core[585f66e14d78f9ba]::fmt::write
[INFO] [stdout]    6:     0x605b76d9dcd6 - std[3f03f8b59f91bef1]::io::default_write_fmt::<std[3f03f8b59f91bef1]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x605b76d9dcd6 - <std[3f03f8b59f91bef1]::sys::stdio::unix::Stderr as std[3f03f8b59f91bef1]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x605b76d7dcef - <std[3f03f8b59f91bef1]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x605b76d7dcef - std[3f03f8b59f91bef1]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x605b76d90d01 - std[3f03f8b59f91bef1]::panicking::default_hook
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x605b76d90f6b - std[3f03f8b59f91bef1]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x605b76d7dda8 - std[3f03f8b59f91bef1]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x605b76d72b59 - std[3f03f8b59f91bef1]::sys::backtrace::__rust_end_short_backtrace::<std[3f03f8b59f91bef1]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x605b76d7ecdd - __rustc[caa99d26c7bae192]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x605b76dae27c - core[585f66e14d78f9ba]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x605b76dadff2 - core[585f66e14d78f9ba]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x605b769a8e9d - rust_out[183646e59c86b0c5]::main::{closure#0}
[INFO] [stdout]   18:     0x605b76a01596 - <core[585f66e14d78f9ba]::pin::Pin<alloc[15e7b27aba85d2e2]::boxed::Box<rust_out[183646e59c86b0c5]::main::{closure#0}>> as core[585f66e14d78f9ba]::future::future::Future>::poll
[INFO] [stdout]   19:     0x605b769931b6 - <tokio[7702c9dc97c46c52]::runtime::park::CachedParkThread>::block_on::<core[585f66e14d78f9ba]::pin::Pin<alloc[15e7b27aba85d2e2]::boxed::Box<rust_out[183646e59c86b0c5]::main::{closure#0}>>>::{closure#0}
[INFO] [stdout]   20:     0x605b76957326 - <tokio[7702c9dc97c46c52]::runtime::park::CachedParkThread>::block_on::<core[585f66e14d78f9ba]::pin::Pin<alloc[15e7b27aba85d2e2]::boxed::Box<rust_out[183646e59c86b0c5]::main::{closure#0}>>>
[INFO] [stdout]   21:     0x605b7694e8eb - <tokio[7702c9dc97c46c52]::runtime::context::blocking::BlockingRegionGuard>::block_on::<core[585f66e14d78f9ba]::pin::Pin<alloc[15e7b27aba85d2e2]::boxed::Box<rust_out[183646e59c86b0c5]::main::{closure#0}>>>
[INFO] [stdout]   22:     0x605b76990e81 - <tokio[7702c9dc97c46c52]::runtime::scheduler::multi_thread::MultiThread>::block_on::<core[585f66e14d78f9ba]::pin::Pin<alloc[15e7b27aba85d2e2]::boxed::Box<rust_out[183646e59c86b0c5]::main::{closure#0}>>>::{closure#0}
[INFO] [stdout]   23:     0x605b76982d93 - tokio[7702c9dc97c46c52]::runtime::context::runtime::enter_runtime::<<tokio[7702c9dc97c46c52]::runtime::scheduler::multi_thread::MultiThread>::block_on<core[585f66e14d78f9ba]::pin::Pin<alloc[15e7b27aba85d2e2]::boxed::Box<rust_out[183646e59c86b0c5]::main::{closure#0}>>>::{closure#0}, ()>
[INFO] [stdout]   24:     0x605b7694eacd - <tokio[7702c9dc97c46c52]::runtime::scheduler::multi_thread::MultiThread>::block_on::<core[585f66e14d78f9ba]::pin::Pin<alloc[15e7b27aba85d2e2]::boxed::Box<rust_out[183646e59c86b0c5]::main::{closure#0}>>>
[INFO] [stdout]   25:     0x605b7694c97d - <tokio[7702c9dc97c46c52]::runtime::runtime::Runtime>::block_on_inner::<core[585f66e14d78f9ba]::pin::Pin<alloc[15e7b27aba85d2e2]::boxed::Box<rust_out[183646e59c86b0c5]::main::{closure#0}>>>
[INFO] [stdout]   26:     0x605b7694cd12 - <tokio[7702c9dc97c46c52]::runtime::runtime::Runtime>::block_on::<rust_out[183646e59c86b0c5]::main::{closure#0}>
[INFO] [stdout]   27:     0x605b769c8fbc - rust_out[183646e59c86b0c5]::main
[INFO] [stdout]   28:     0x605b76a0c723 - <fn() as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   29:     0x605b76977da6 - std[3f03f8b59f91bef1]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   30:     0x605b7699bc99 - std[3f03f8b59f91bef1]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   31:     0x605b76d90246 - <&dyn core[585f66e14d78f9ba]::ops::function::Fn<(), Output = i32> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::panic::unwind_safe::RefUnwindSafe as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x605b76d90246 - std[3f03f8b59f91bef1]::panicking::catch_unwind::do_call::<&dyn core[585f66e14d78f9ba]::ops::function::Fn<(), Output = i32> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x605b76d90246 - std[3f03f8b59f91bef1]::panicking::catch_unwind::<i32, &dyn core[585f66e14d78f9ba]::ops::function::Fn<(), Output = i32> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x605b76d90246 - std[3f03f8b59f91bef1]::panic::catch_unwind::<&dyn core[585f66e14d78f9ba]::ops::function::Fn<(), Output = i32> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x605b76d90246 - std[3f03f8b59f91bef1]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x605b76d90246 - std[3f03f8b59f91bef1]::panicking::catch_unwind::do_call::<std[3f03f8b59f91bef1]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x605b76d90246 - std[3f03f8b59f91bef1]::panicking::catch_unwind::<isize, std[3f03f8b59f91bef1]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x605b76d90246 - std[3f03f8b59f91bef1]::panic::catch_unwind::<std[3f03f8b59f91bef1]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x605b76d90246 - std[3f03f8b59f91bef1]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x605b76964cc1 - std[3f03f8b59f91bef1]::rt::lang_start::<()>
[INFO] [stdout]   41:     0x605b76a102f5 - main
[INFO] [stdout]   42:     0x702441f101ca - <unknown>
[INFO] [stdout]   43:     0x702441f1028b - __libc_start_main
[INFO] [stdout]   44:     0x605b76948f35 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 19)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.92s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "3228dac561c6b56a81db9d99364ca7de58032aa2cd130253b3c8ab2aa1718871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3228dac561c6b56a81db9d99364ca7de58032aa2cd130253b3c8ab2aa1718871", kill_on_drop: false }`
[INFO] [stdout] 3228dac561c6b56a81db9d99364ca7de58032aa2cd130253b3c8ab2aa1718871
