[INFO] fetching crate ari-subscriber 0.0.2...
[INFO] testing ari-subscriber-0.0.2 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate ari-subscriber 0.0.2 into /workspace/builds/worker-6-tc1/source
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate ari-subscriber 0.0.2
[INFO] finished tweaking crates.io crate ari-subscriber 0.0.2
[INFO] tweaked toml for crates.io crate ari-subscriber 0.0.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ari-subscriber 0.0.2 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ari-subscriber 0.0.2 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded is-terminal v0.4.9
[INFO] [stderr]   Downloaded console-api v0.6.0
[INFO] [stderr]   Downloaded prost-types v0.12.3
[INFO] [stderr]   Downloaded colored v2.0.4
[INFO] [stderr]   Downloaded prost v0.12.3
[INFO] [stderr]   Downloaded async-trait v0.1.74
[INFO] [stderr]   Downloaded console-subscriber v0.2.0
[INFO] [stderr]   Downloaded prost-derive v0.12.3
[INFO] [stderr]   Downloaded tonic v0.10.2
[INFO] [stderr]   Downloaded rustix v0.38.25
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6cf470ea473879e08506952bca2a2df17232f849ba095e4a1e37408e2a4697c2
[INFO] running `Command { std: "docker" "start" "-a" "6cf470ea473879e08506952bca2a2df17232f849ba095e4a1e37408e2a4697c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cf470ea473879e08506952bca2a2df17232f849ba095e4a1e37408e2a4697c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cf470ea473879e08506952bca2a2df17232f849ba095e4a1e37408e2a4697c2", kill_on_drop: false }`
[INFO] [stdout] 6cf470ea473879e08506952bca2a2df17232f849ba095e4a1e37408e2a4697c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08f9ae75a9b4b5a47ab01bbce4ddcbe29421d73f4370fa47b1247e51fbd0746e
[INFO] running `Command { std: "docker" "start" "-a" "08f9ae75a9b4b5a47ab01bbce4ddcbe29421d73f4370fa47b1247e51fbd0746e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling rustix v0.38.25
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling linux-raw-sys v0.4.11
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling iana-time-zone v0.1.58
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling colored v2.0.4
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling chrono v0.4.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling ari-subscriber v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/layer.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     #[must_use = "A Layer does nothing if it is not added to a registry."]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.49s
[INFO] running `Command { std: "docker" "inspect" "08f9ae75a9b4b5a47ab01bbce4ddcbe29421d73f4370fa47b1247e51fbd0746e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f9ae75a9b4b5a47ab01bbce4ddcbe29421d73f4370fa47b1247e51fbd0746e", kill_on_drop: false }`
[INFO] [stdout] 08f9ae75a9b4b5a47ab01bbce4ddcbe29421d73f4370fa47b1247e51fbd0746e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 954e20aa29d9c11579f34f62eb073a9b171ac231ee502f9cc7bd1ad46a704632
[INFO] running `Command { std: "docker" "start" "-a" "954e20aa29d9c11579f34f62eb073a9b171ac231ee502f9cc7bd1ad46a704632", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling futures-core v0.3.29
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[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]    Compiling lock_api v0.4.11
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[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling httparse v1.8.0
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[INFO] [stderr]    Compiling async-trait v0.1.74
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[INFO] [stderr]    Compiling tower-layer v0.3.2
[INFO] [stderr]    Compiling memchr v2.6.4
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[INFO] [stderr]    Compiling parking_lot v0.12.1
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[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling prost-derive v0.12.3
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling async-stream v0.3.5
[INFO] [stderr]    Compiling tokio v1.34.0
[INFO] [stderr]    Compiling prost v0.12.3
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling hdrhistogram v7.5.4
[INFO] [stderr]    Compiling pin-project v1.1.3
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling prost-types v0.12.3
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling ari-subscriber v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/layer.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     #[must_use = "A Layer does nothing if it is not added to a registry."]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tokio-util v0.7.10
[INFO] [stderr]    Compiling tokio-io-timeout v1.2.0
[INFO] [stderr]    Compiling tokio-stream v0.1.14
[INFO] [stderr]    Compiling h2 v0.3.22
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling hyper v0.14.27
[INFO] [stderr]    Compiling hyper-timeout v0.4.1
[INFO] [stderr]    Compiling tonic v0.10.2
[INFO] [stderr]    Compiling console-api v0.6.0
[INFO] [stderr]    Compiling console-subscriber v0.2.0
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/layer.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     #[must_use = "A Layer does nothing if it is not added to a registry."]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "954e20aa29d9c11579f34f62eb073a9b171ac231ee502f9cc7bd1ad46a704632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "954e20aa29d9c11579f34f62eb073a9b171ac231ee502f9cc7bd1ad46a704632", kill_on_drop: false }`
[INFO] [stdout] 954e20aa29d9c11579f34f62eb073a9b171ac231ee502f9cc7bd1ad46a704632
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b571774bbe7fec0484b7f8fbca3e793682b4165431a6c3ea2c846fc35537db71
[INFO] running `Command { std: "docker" "start" "-a" "b571774bbe7fec0484b7f8fbca3e793682b4165431a6c3ea2c846fc35537db71", kill_on_drop: false }`
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]   --> src/layer.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     #[must_use = "A Layer does nothing if it is not added to a registry."]
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ari-subscriber` (lib) generated 1 warning (run `cargo fix --lib -p ari-subscriber` to apply 1 suggestion)
[INFO] [stderr] warning: `ari-subscriber` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ari_subscriber-4c67531d8d2ee7ed)
[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 ari_subscriber
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/layer.rs - layer::Layer::new (line 49) ... ok
[INFO] [stdout] test src/layer.rs - layer::layer (line 18) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/lib.rs - (line 33) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 33) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (155) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/console-subscriber-0.2.0/src/lib.rs:269:9:
[INFO] [stdout] task tracing requires Tokio to be built with RUSTFLAGS="--cfg tokio_unstable"!
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58723afda952 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58723afda952 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58723afda952 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58723afda952 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58723aff0eea - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58723aff0eea - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x58723afdfd46 - std[716c9a7a72e5c14e]::io::default_write_fmt::<std[716c9a7a72e5c14e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x58723afdfd46 - <std[716c9a7a72e5c14e]::sys::stdio::unix::Stderr as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x58723afc239f - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58723afc239f - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58723afd4ea1 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x58723afd510b - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x58723afc248a - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:691:13
[INFO] [stdout]   13:     0x58723afb9e99 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x58723afc2fcd - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x58723aff162c - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x58723ac55163 - <console_subscriber[9cd0a3ccc6a9d41]::ConsoleLayer>::build
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/console-subscriber-0.2.0/src/lib.rs:269:9
[INFO] [stdout]   17:     0x58723acc06ad - <console_subscriber[9cd0a3ccc6a9d41]::builder::Builder>::build
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/console-subscriber-0.2.0/src/builder.rs:273:9
[INFO] [stdout]   18:     0x58723aaf81db - <console_subscriber[9cd0a3ccc6a9d41]::builder::Builder>::spawn::<tracing_subscriber[30662d7d64c433ef]::layer::layered::Layered<ari_subscriber[9b05d76fecd84aa6]::layer::Layer, tracing_subscriber[30662d7d64c433ef]::registry::sharded::Registry>>
[INFO] [stdout]   19:     0x58723aaf9df1 - console_subscriber[9cd0a3ccc6a9d41]::builder::spawn::<tracing_subscriber[30662d7d64c433ef]::layer::layered::Layered<ari_subscriber[9b05d76fecd84aa6]::layer::Layer, tracing_subscriber[30662d7d64c433ef]::registry::sharded::Registry>>
[INFO] [stdout]   20:     0x58723ab03a9e - rust_out[31cf89adcf23a82a]::main::{closure#0}
[INFO] [stdout]   21:     0x58723aaff926 - <tokio[6ed2b0cf0f03b145]::runtime::park::CachedParkThread>::block_on::<rust_out[31cf89adcf23a82a]::main::{closure#0}>::{closure#0}
[INFO] [stdout]   22:     0x58723aaf491f - <tokio[6ed2b0cf0f03b145]::runtime::park::CachedParkThread>::block_on::<rust_out[31cf89adcf23a82a]::main::{closure#0}>
[INFO] [stdout]   23:     0x58723aaf0028 - <tokio[6ed2b0cf0f03b145]::runtime::context::blocking::BlockingRegionGuard>::block_on::<rust_out[31cf89adcf23a82a]::main::{closure#0}>
[INFO] [stdout]   24:     0x58723aafef7a - <tokio[6ed2b0cf0f03b145]::runtime::scheduler::multi_thread::MultiThread>::block_on::<rust_out[31cf89adcf23a82a]::main::{closure#0}>::{closure#0}
[INFO] [stdout]   25:     0x58723aafd21f - tokio[6ed2b0cf0f03b145]::runtime::context::runtime::enter_runtime::<<tokio[6ed2b0cf0f03b145]::runtime::scheduler::multi_thread::MultiThread>::block_on<rust_out[31cf89adcf23a82a]::main::{closure#0}>::{closure#0}, ()>
[INFO] [stdout]   26:     0x58723aaf00e6 - <tokio[6ed2b0cf0f03b145]::runtime::scheduler::multi_thread::MultiThread>::block_on::<rust_out[31cf89adcf23a82a]::main::{closure#0}>
[INFO] [stdout]   27:     0x58723aaef6aa - <tokio[6ed2b0cf0f03b145]::runtime::runtime::Runtime>::block_on::<rust_out[31cf89adcf23a82a]::main::{closure#0}>
[INFO] [stdout]   28:     0x58723ab06764 - rust_out[31cf89adcf23a82a]::main
[INFO] [stdout]   29:     0x58723ab122e3 - <fn() as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   30:     0x58723aafab76 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   31:     0x58723ab01489 - std[716c9a7a72e5c14e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   32:     0x58723afd43e6 - <&dyn core[c5ed12ab89cc536a]::ops::function::Fn<(), Output = i32> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::panic::unwind_safe::RefUnwindSafe as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   33:     0x58723afd43e6 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<&dyn core[c5ed12ab89cc536a]::ops::function::Fn<(), Output = i32> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   34:     0x58723afd43e6 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<i32, &dyn core[c5ed12ab89cc536a]::ops::function::Fn<(), Output = i32> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   35:     0x58723afd43e6 - std[716c9a7a72e5c14e]::panic::catch_unwind::<&dyn core[c5ed12ab89cc536a]::ops::function::Fn<(), Output = i32> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   36:     0x58723afd43e6 - std[716c9a7a72e5c14e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/rt.rs:175:24
[INFO] [stdout]   37:     0x58723afd43e6 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<std[716c9a7a72e5c14e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x58723afd43e6 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<isize, std[716c9a7a72e5c14e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x58723afd43e6 - std[716c9a7a72e5c14e]::panic::catch_unwind::<std[716c9a7a72e5c14e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x58723afd43e6 - std[716c9a7a72e5c14e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/rt.rs:171:5
[INFO] [stdout]   41:     0x58723aaf9221 - std[716c9a7a72e5c14e]::rt::lang_start::<()>
[INFO] [stdout]   42:     0x58723ab131f5 - main
[INFO] [stdout]   43:     0x789d02e541ca - <unknown>
[INFO] [stdout]   44:     0x789d02e5428b - __libc_start_main
[INFO] [stdout]   45:     0x58723aaee3f5 - _start
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 33)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.68s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "b571774bbe7fec0484b7f8fbca3e793682b4165431a6c3ea2c846fc35537db71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b571774bbe7fec0484b7f8fbca3e793682b4165431a6c3ea2c846fc35537db71", kill_on_drop: false }`
[INFO] [stdout] b571774bbe7fec0484b7f8fbca3e793682b4165431a6c3ea2c846fc35537db71
