[INFO] fetching crate beep 0.3.0...
[INFO] testing beep-0.3.0 against master#cced03bfd61a304243a34504618ecec86c17063f for pr-154065-2
[INFO] extracting crate beep 0.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate beep 0.3.0
[INFO] finished tweaking crates.io crate beep 0.3.0
[INFO] tweaked toml for crates.io crate beep 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate beep 0.3.0 on toolchain cced03bfd61a304243a34504618ecec86c17063f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate beep 0.3.0 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" "+cced03bfd61a304243a34504618ecec86c17063f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitflags v1.2.1
[INFO] [stderr]   Downloaded cfg-if v1.0.0
[INFO] [stderr]   Downloaded cc v1.0.67
[INFO] [stderr]   Downloaded lazy_static v1.4.0
[INFO] [stderr]   Downloaded nix v0.20.0
[INFO] [stderr]   Downloaded libc v0.2.91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cbd64075ef822b34ed4091d4496cf6e804f33e39b8620f447a5eb8861845f5c
[INFO] running `Command { std: "docker" "start" "-a" "7cbd64075ef822b34ed4091d4496cf6e804f33e39b8620f447a5eb8861845f5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cbd64075ef822b34ed4091d4496cf6e804f33e39b8620f447a5eb8861845f5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cbd64075ef822b34ed4091d4496cf6e804f33e39b8620f447a5eb8861845f5c", kill_on_drop: false }`
[INFO] [stdout] 7cbd64075ef822b34ed4091d4496cf6e804f33e39b8620f447a5eb8861845f5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c05b5ceb32c178498305b840263d85977a329c7b957540a8cb6272b79e22ac15
[INFO] running `Command { std: "docker" "start" "-a" "c05b5ceb32c178498305b840263d85977a329c7b957540a8cb6272b79e22ac15", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling beep v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `Command { std: "docker" "inspect" "c05b5ceb32c178498305b840263d85977a329c7b957540a8cb6272b79e22ac15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c05b5ceb32c178498305b840263d85977a329c7b957540a8cb6272b79e22ac15", kill_on_drop: false }`
[INFO] [stdout] c05b5ceb32c178498305b840263d85977a329c7b957540a8cb6272b79e22ac15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa7120099c4c1c1d5932f5a4cb59b77bc33bb6ab061ea9503824b87543e4959c
[INFO] running `Command { std: "docker" "start" "-a" "aa7120099c4c1c1d5932f5a4cb59b77bc33bb6ab061ea9503824b87543e4959c", kill_on_drop: false }`
[INFO] [stderr]    Compiling beep v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "aa7120099c4c1c1d5932f5a4cb59b77bc33bb6ab061ea9503824b87543e4959c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa7120099c4c1c1d5932f5a4cb59b77bc33bb6ab061ea9503824b87543e4959c", kill_on_drop: false }`
[INFO] [stdout] aa7120099c4c1c1d5932f5a4cb59b77bc33bb6ab061ea9503824b87543e4959c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a0bc635ccc4c64738df85dcdcaaefcd4823016fceb2e877a8398c112860f3370
[INFO] running `Command { std: "docker" "start" "-a" "a0bc635ccc4c64738df85dcdcaaefcd4823016fceb2e877a8398c112860f3370", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/beep-ece552a9850387af)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests beep
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - beep (line 26) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - beep (line 26) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (48) panicked at src/lib.rs:17:14:
[INFO] [stdout] Could not open /dev/console: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5b2a8cfff8b8 - std[929523f510218772]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5b2a8cfff8b8 - std[929523f510218772]::backtrace_rs::backtrace::trace_unsynchronized::<std[929523f510218772]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5b2a8cfff8b8 - std[929523f510218772]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5b2a8cfff8b8 - <<std[929523f510218772]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[28b146924c2f19c6]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5b2a8d01029a - <core[28b146924c2f19c6]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5b2a8d01029a - core[28b146924c2f19c6]::fmt::write
[INFO] [stdout]    6:     0x5b2a8d003012 - std[929523f510218772]::io::default_write_fmt::<std[929523f510218772]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5b2a8d003012 - <std[929523f510218772]::sys::stdio::unix::Stderr as std[929523f510218772]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5b2a8cfeb596 - <std[929523f510218772]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5b2a8cfeb596 - std[929523f510218772]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5b2a8cffbdd1 - std[929523f510218772]::panicking::default_hook
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x5b2a8cffbf8b - std[929523f510218772]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x5b2a8cfeb652 - std[929523f510218772]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x5b2a8cfe0c09 - std[929523f510218772]::sys::backtrace::__rust_end_short_backtrace::<std[929523f510218772]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x5b2a8cfebe3d - __rustc[acf6043c977865fb]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x5b2a8d0109ac - core[28b146924c2f19c6]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5b2a8d010722 - core[28b146924c2f19c6]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/result.rs:1872:5
[INFO] [stdout]   17:     0x5b2a8cfd386e - <core[28b146924c2f19c6]::result::Result<std[929523f510218772]::fs::File, std[929523f510218772]::io::error::Error>>::expect
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/result.rs:1185:23
[INFO] [stdout]   18:     0x5b2a8cfd5009 - <beep[e0e67a1b33796d6d]::DEVICE as core[28b146924c2f19c6]::ops::deref::Deref>::deref::__static_ref_initialize
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:17:14
[INFO] [stdout]   19:     0x5b2a8cfd5009 - <<beep[e0e67a1b33796d6d]::DEVICE as core[28b146924c2f19c6]::ops::deref::Deref>::deref::__static_ref_initialize as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   20:     0x5b2a8cfd3626 - <lazy_static[bd5a0b020d267115]::lazy::Lazy<std[929523f510218772]::fs::File>>::get::<<beep[e0e67a1b33796d6d]::DEVICE as core[28b146924c2f19c6]::ops::deref::Deref>::deref::__static_ref_initialize>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lazy_static-1.4.0/src/inline_lazy.rs:31:29
[INFO] [stdout]   21:     0x5b2a8cfd368e - <std[929523f510218772]::sync::once::Once>::call_once::<<lazy_static[bd5a0b020d267115]::lazy::Lazy<std[929523f510218772]::fs::File>>::get<<beep[e0e67a1b33796d6d]::DEVICE as core[28b146924c2f19c6]::ops::deref::Deref>::deref::__static_ref_initialize>::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sync/once.rs:166:41
[INFO] [stdout]   22:     0x5b2a8cfedde9 - <std[929523f510218772]::sys::sync::once::futex::Once>::call
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/sync/once/futex.rs:183:21
[INFO] [stdout]   23:     0x5b2a8cfd2d49 - <std[929523f510218772]::sync::once::Once>::call_once::<<lazy_static[bd5a0b020d267115]::lazy::Lazy<std[929523f510218772]::fs::File>>::get<<beep[e0e67a1b33796d6d]::DEVICE as core[28b146924c2f19c6]::ops::deref::Deref>::deref::__static_ref_initialize>::{closure#0}>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sync/once.rs:166:20
[INFO] [stdout]   24:     0x5b2a8cfd4660 - <lazy_static[bd5a0b020d267115]::lazy::Lazy<std[929523f510218772]::fs::File>>::get::<<beep[e0e67a1b33796d6d]::DEVICE as core[28b146924c2f19c6]::ops::deref::Deref>::deref::__static_ref_initialize>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lazy_static-1.4.0/src/inline_lazy.rs:30:16
[INFO] [stdout]   25:     0x5b2a8cfd4660 - <beep[e0e67a1b33796d6d]::DEVICE as core[28b146924c2f19c6]::ops::deref::Deref>::deref::__stability
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lazy_static-1.4.0/src/lib.rs:142:26
[INFO] [stdout]   26:     0x5b2a8cfd4660 - <beep[e0e67a1b33796d6d]::DEVICE as core[28b146924c2f19c6]::ops::deref::Deref>::deref
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lazy_static-1.4.0/src/lib.rs:144:17
[INFO] [stdout]   27:     0x5b2a8cfd373a - beep[e0e67a1b33796d6d]::beep
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:45:19
[INFO] [stdout]   28:     0x5b2a8cfd2b6c - rust_out[55b2f4d6dc07c20e]::main
[INFO] [stdout]   29:     0x5b2a8cfd2bf3 - <fn() as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   30:     0x5b2a8cfd2b26 - std[929523f510218772]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   31:     0x5b2a8cfd2b39 - std[929523f510218772]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   32:     0x5b2a8cffb577 - <&dyn core[28b146924c2f19c6]::ops::function::Fn<(), Output = i32> + core[28b146924c2f19c6]::panic::unwind_safe::RefUnwindSafe + core[28b146924c2f19c6]::marker::Sync as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   33:     0x5b2a8cffb577 - std[929523f510218772]::panicking::catch_unwind::do_call::<&dyn core[28b146924c2f19c6]::ops::function::Fn<(), Output = i32> + core[28b146924c2f19c6]::panic::unwind_safe::RefUnwindSafe + core[28b146924c2f19c6]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   34:     0x5b2a8cffb577 - std[929523f510218772]::panicking::catch_unwind::<i32, &dyn core[28b146924c2f19c6]::ops::function::Fn<(), Output = i32> + core[28b146924c2f19c6]::panic::unwind_safe::RefUnwindSafe + core[28b146924c2f19c6]::marker::Sync>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   35:     0x5b2a8cffb577 - std[929523f510218772]::panic::catch_unwind::<&dyn core[28b146924c2f19c6]::ops::function::Fn<(), Output = i32> + core[28b146924c2f19c6]::panic::unwind_safe::RefUnwindSafe + core[28b146924c2f19c6]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panic.rs:359:14
[INFO] [stdout]   36:     0x5b2a8cffb577 - std[929523f510218772]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/rt.rs:175:24
[INFO] [stdout]   37:     0x5b2a8cffb577 - std[929523f510218772]::panicking::catch_unwind::do_call::<std[929523f510218772]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5b2a8cffb577 - std[929523f510218772]::panicking::catch_unwind::<isize, std[929523f510218772]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5b2a8cffb577 - std[929523f510218772]::panic::catch_unwind::<std[929523f510218772]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5b2a8cffb577 - std[929523f510218772]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/rt.rs:171:5
[INFO] [stdout]   41:     0x5b2a8cfd2b11 - std[929523f510218772]::rt::lang_start::<()>
[INFO] [stdout]   42:     0x5b2a8cfd2c55 - main
[INFO] [stdout]   43:     0x75e76ed181ca - <unknown>
[INFO] [stdout]   44:     0x75e76ed1828b - __libc_start_main
[INFO] [stdout]   45:     0x5b2a8cfd2a25 - _start
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - beep (line 26)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "a0bc635ccc4c64738df85dcdcaaefcd4823016fceb2e877a8398c112860f3370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0bc635ccc4c64738df85dcdcaaefcd4823016fceb2e877a8398c112860f3370", kill_on_drop: false }`
[INFO] [stdout] a0bc635ccc4c64738df85dcdcaaefcd4823016fceb2e877a8398c112860f3370
