[INFO] cloning repository https://github.com/oxidecomputer/tokio-dtrace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oxidecomputer/tokio-dtrace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foxidecomputer%2Ftokio-dtrace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foxidecomputer%2Ftokio-dtrace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91f72de4510298aec4a3772d4eaef6426ec2f85e
[INFO] testing oxidecomputer/tokio-dtrace against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foxidecomputer%2Ftokio-dtrace" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/oxidecomputer/tokio-dtrace
[INFO] finished tweaking git repo https://github.com/oxidecomputer/tokio-dtrace
[INFO] tweaked toml for git repo https://github.com/oxidecomputer/tokio-dtrace written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/oxidecomputer/tokio-dtrace on toolchain b8e88e5ddf5521a9f43ee3f62a702388c713e4bb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/oxidecomputer/tokio-dtrace 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" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c5960a4bb40c54d28b951a72e3bde781efc1d17f960018ce3d2050f406d7ffe
[INFO] running `Command { std: "docker" "start" "-a" "0c5960a4bb40c54d28b951a72e3bde781efc1d17f960018ce3d2050f406d7ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c5960a4bb40c54d28b951a72e3bde781efc1d17f960018ce3d2050f406d7ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c5960a4bb40c54d28b951a72e3bde781efc1d17f960018ce3d2050f406d7ffe", kill_on_drop: false }`
[INFO] [stdout] 0c5960a4bb40c54d28b951a72e3bde781efc1d17f960018ce3d2050f406d7ffe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 858326913dfd1177d5a3ec1558730174da640921d9b7422628d9f4d93a035300
[INFO] running `Command { std: "docker" "start" "-a" "858326913dfd1177d5a3ec1558730174da640921d9b7422628d9f4d93a035300", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling pretty-hex v0.4.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling usdt-impl v0.5.0
[INFO] [stderr]    Compiling tokio v1.46.1
[INFO] [stderr]    Compiling thread-id v4.2.2
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling scroll_derive v0.12.1
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling scroll v0.12.0
[INFO] [stderr]    Compiling goblin v0.8.2
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling pest v2.8.1
[INFO] [stderr]    Compiling pest_meta v2.8.1
[INFO] [stderr]    Compiling pest_generator v2.8.1
[INFO] [stderr]    Compiling pest_derive v2.8.1
[INFO] [stderr]    Compiling dtrace-parser v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling serde_tokenstream v0.2.2
[INFO] [stderr]    Compiling dof v0.3.0
[INFO] [stderr]    Compiling usdt-attr-macro v0.5.0
[INFO] [stderr]    Compiling usdt-macro v0.5.0
[INFO] [stderr]    Compiling usdt v0.5.0
[INFO] [stderr]    Compiling tokio-dtrace v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `builder`
[INFO] [stdout]    --> src/lib.rs:192:5
[INFO] [stdout]     |
[INFO] [stdout] 192 |     builder: &mut tokio::runtime::Builder,
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builder`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.59s
[INFO] running `Command { std: "docker" "inspect" "858326913dfd1177d5a3ec1558730174da640921d9b7422628d9f4d93a035300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "858326913dfd1177d5a3ec1558730174da640921d9b7422628d9f4d93a035300", kill_on_drop: false }`
[INFO] [stdout] 858326913dfd1177d5a3ec1558730174da640921d9b7422628d9f4d93a035300
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8760a90c767b3d5b5c81293ba25f7850d8df7e77e98f693b4e51b7cb2eb77b73
[INFO] running `Command { std: "docker" "start" "-a" "8760a90c767b3d5b5c81293ba25f7850d8df7e77e98f693b4e51b7cb2eb77b73", kill_on_drop: false }`
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.46.1
[INFO] [stderr]    Compiling tokio-dtrace v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `builder`
[INFO] [stdout]    --> src/lib.rs:192:5
[INFO] [stdout]     |
[INFO] [stdout] 192 |     builder: &mut tokio::runtime::Builder,
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builder`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `builder`
[INFO] [stdout]    --> src/lib.rs:192:5
[INFO] [stdout]     |
[INFO] [stdout] 192 |     builder: &mut tokio::runtime::Builder,
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builder`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.51s
[INFO] running `Command { std: "docker" "inspect" "8760a90c767b3d5b5c81293ba25f7850d8df7e77e98f693b4e51b7cb2eb77b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8760a90c767b3d5b5c81293ba25f7850d8df7e77e98f693b4e51b7cb2eb77b73", kill_on_drop: false }`
[INFO] [stdout] 8760a90c767b3d5b5c81293ba25f7850d8df7e77e98f693b4e51b7cb2eb77b73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b326a99bcdc5c50313de13cc86b80e977d8956baad92f0598cc728f83e4d8784
[INFO] running `Command { std: "docker" "start" "-a" "b326a99bcdc5c50313de13cc86b80e977d8956baad92f0598cc728f83e4d8784", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `builder`
[INFO] [stderr]    --> src/lib.rs:192:5
[INFO] [stderr]     |
[INFO] [stderr] 192 |     builder: &mut tokio::runtime::Builder,
[INFO] [stderr]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builder`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tokio-dtrace` (lib) generated 1 warning (run `cargo fix --lib -p tokio-dtrace` to apply 1 suggestion)
[INFO] [stderr] warning: `tokio-dtrace` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_dtrace-a2e3f960e273a69f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::casts_are_valid ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio_dtrace
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - register_hooks (line 143) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 279) ... ok
[INFO] [stdout] test src/lib.rs - register_hooks (line 170) ... ok
[INFO] [stdout] test src/lib.rs - (line 252) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 289) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - register_hooks (line 143) stdout ----
[INFO] [stdout] Test executable failed (exit status: 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: UnstableFeaturesRequired
[INFO] [stdout] Error: "the test returned a termination value with a non-zero status code (1) which indicates a failure"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 252) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (65) panicked at /tmp/rustdoctestvBKuxb/doctest_bundle_2024.rs:13:6:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: UnstableFeaturesRequired
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5da04fc1255a - std[fce30c26ee6459b]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5da04fc1255a - std[fce30c26ee6459b]::backtrace_rs::backtrace::trace_unsynchronized::<std[fce30c26ee6459b]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5da04fc1255a - std[fce30c26ee6459b]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5da04fc1255a - <<std[fce30c26ee6459b]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[d17f6591d688f3bd]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5da04fc2690a - <core[d17f6591d688f3bd]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5da04fc2690a - core[d17f6591d688f3bd]::fmt::write
[INFO] [stdout]    6:     0x5da04fc17aa2 - std[fce30c26ee6459b]::io::default_write_fmt::<std[fce30c26ee6459b]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x5da04fc17aa2 - <std[fce30c26ee6459b]::sys::stdio::unix::Stderr as std[fce30c26ee6459b]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x5da04fbf0c0f - <std[fce30c26ee6459b]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5da04fbf0c0f - std[fce30c26ee6459b]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5da04fc0a701 - std[fce30c26ee6459b]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x5da04fc0a97b - std[fce30c26ee6459b]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x5da04fbf0cc8 - std[fce30c26ee6459b]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x5da04fbe5e29 - std[fce30c26ee6459b]::sys::backtrace::__rust_end_short_backtrace::<std[fce30c26ee6459b]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x5da04fbf1afd - __rustc[de152adb51f02556]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x5da04fc270cc - core[d17f6591d688f3bd]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5da04fc26e42 - core[d17f6591d688f3bd]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x5da04fb1e737 - doctest_bundle_2024[70ac13059403bb72]::__doctest_0::main
[INFO] [stdout]   18:     0x5da04fb1e916 - doctest_bundle_2024[70ac13059403bb72]::__doctest_0::__main_fn
[INFO] [stdout]   19:     0x5da04faf0880 - doctest_runner_2024[8430d5708d4f0874]::__doctest_0::TEST::{closure#0}
[INFO] [stdout]   20:     0x5da04faf4236 - <doctest_runner_2024[8430d5708d4f0874]::__doctest_0::TEST::{closure#0} as core[d17f6591d688f3bd]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   21:     0x5da04faf1091 - doctest_runner_2024[8430d5708d4f0874]::main
[INFO] [stdout]   22:     0x5da04faf4193 - <fn() -> std[fce30c26ee6459b]::process::ExitCode as core[d17f6591d688f3bd]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   23:     0x5da04faf0196 - std[fce30c26ee6459b]::sys::backtrace::__rust_begin_short_backtrace::<fn() -> std[fce30c26ee6459b]::process::ExitCode, std[fce30c26ee6459b]::process::ExitCode>
[INFO] [stdout]   24:     0x5da04faf06a9 - std[fce30c26ee6459b]::rt::lang_start::<std[fce30c26ee6459b]::process::ExitCode>::{closure#0}
[INFO] [stdout]   25:     0x5da04fc09377 - <&dyn core[d17f6591d688f3bd]::ops::function::Fn<(), Output = i32> + core[d17f6591d688f3bd]::marker::Sync + core[d17f6591d688f3bd]::panic::unwind_safe::RefUnwindSafe as core[d17f6591d688f3bd]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   26:     0x5da04fc09377 - std[fce30c26ee6459b]::panicking::catch_unwind::do_call::<&dyn core[d17f6591d688f3bd]::ops::function::Fn<(), Output = i32> + core[d17f6591d688f3bd]::marker::Sync + core[d17f6591d688f3bd]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x5da04fc09377 - std[fce30c26ee6459b]::panicking::catch_unwind::<i32, &dyn core[d17f6591d688f3bd]::ops::function::Fn<(), Output = i32> + core[d17f6591d688f3bd]::marker::Sync + core[d17f6591d688f3bd]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x5da04fc09377 - std[fce30c26ee6459b]::panic::catch_unwind::<&dyn core[d17f6591d688f3bd]::ops::function::Fn<(), Output = i32> + core[d17f6591d688f3bd]::marker::Sync + core[d17f6591d688f3bd]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x5da04fc09377 - std[fce30c26ee6459b]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/rt.rs:175:24
[INFO] [stdout]   30:     0x5da04fc09377 - std[fce30c26ee6459b]::panicking::catch_unwind::do_call::<std[fce30c26ee6459b]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:581:40
[INFO] [stdout]   31:     0x5da04fc09377 - std[fce30c26ee6459b]::panicking::catch_unwind::<isize, std[fce30c26ee6459b]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:544:19
[INFO] [stdout]   32:     0x5da04fc09377 - std[fce30c26ee6459b]::panic::catch_unwind::<std[fce30c26ee6459b]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x5da04fc09377 - std[fce30c26ee6459b]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/rt.rs:171:5
[INFO] [stdout]   34:     0x5da04faef4e1 - std[fce30c26ee6459b]::rt::lang_start::<std[fce30c26ee6459b]::process::ExitCode>
[INFO] [stdout]   35:     0x5da04faf4435 - main
[INFO] [stdout]   36:     0x70efa9c531ca - <unknown>
[INFO] [stdout]   37:     0x70efa9c5328b - __libc_start_main
[INFO] [stdout]   38:     0x5da04faee515 - _start
[INFO] [stdout]   39:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 289) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (61) panicked at /tmp/rustdoctestvBKuxb/doctest_bundle_2024.rs:41:49:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: UnstableFeaturesRequired
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x623cb599355a - std[fce30c26ee6459b]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x623cb599355a - std[fce30c26ee6459b]::backtrace_rs::backtrace::trace_unsynchronized::<std[fce30c26ee6459b]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x623cb599355a - std[fce30c26ee6459b]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x623cb599355a - <<std[fce30c26ee6459b]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[d17f6591d688f3bd]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x623cb59a790a - <core[d17f6591d688f3bd]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x623cb59a790a - core[d17f6591d688f3bd]::fmt::write
[INFO] [stdout]    6:     0x623cb5998aa2 - std[fce30c26ee6459b]::io::default_write_fmt::<std[fce30c26ee6459b]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x623cb5998aa2 - <std[fce30c26ee6459b]::sys::stdio::unix::Stderr as std[fce30c26ee6459b]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x623cb5971c0f - <std[fce30c26ee6459b]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x623cb5971c0f - std[fce30c26ee6459b]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x623cb598b701 - std[fce30c26ee6459b]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x623cb598b97b - std[fce30c26ee6459b]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x623cb5971cc8 - std[fce30c26ee6459b]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x623cb5966e29 - std[fce30c26ee6459b]::sys::backtrace::__rust_end_short_backtrace::<std[fce30c26ee6459b]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x623cb5972afd - __rustc[de152adb51f02556]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x623cb59a80cc - core[d17f6591d688f3bd]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x623cb59a7e42 - core[d17f6591d688f3bd]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x623cb589fc07 - doctest_bundle_2024[70ac13059403bb72]::__doctest_2::main
[INFO] [stdout]   18:     0x623cb589fe16 - doctest_bundle_2024[70ac13059403bb72]::__doctest_2::__main_fn
[INFO] [stdout]   19:     0x623cb5871981 - doctest_runner_2024[8430d5708d4f0874]::__doctest_2::TEST::{closure#0}
[INFO] [stdout]   20:     0x623cb58752b6 - <doctest_runner_2024[8430d5708d4f0874]::__doctest_2::TEST::{closure#0} as core[d17f6591d688f3bd]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   21:     0x623cb5872091 - doctest_runner_2024[8430d5708d4f0874]::main
[INFO] [stdout]   22:     0x623cb5875193 - <fn() -> std[fce30c26ee6459b]::process::ExitCode as core[d17f6591d688f3bd]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   23:     0x623cb5871196 - std[fce30c26ee6459b]::sys::backtrace::__rust_begin_short_backtrace::<fn() -> std[fce30c26ee6459b]::process::ExitCode, std[fce30c26ee6459b]::process::ExitCode>
[INFO] [stdout]   24:     0x623cb58716a9 - std[fce30c26ee6459b]::rt::lang_start::<std[fce30c26ee6459b]::process::ExitCode>::{closure#0}
[INFO] [stdout]   25:     0x623cb598a377 - <&dyn core[d17f6591d688f3bd]::ops::function::Fn<(), Output = i32> + core[d17f6591d688f3bd]::marker::Sync + core[d17f6591d688f3bd]::panic::unwind_safe::RefUnwindSafe as core[d17f6591d688f3bd]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   26:     0x623cb598a377 - std[fce30c26ee6459b]::panicking::catch_unwind::do_call::<&dyn core[d17f6591d688f3bd]::ops::function::Fn<(), Output = i32> + core[d17f6591d688f3bd]::marker::Sync + core[d17f6591d688f3bd]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x623cb598a377 - std[fce30c26ee6459b]::panicking::catch_unwind::<i32, &dyn core[d17f6591d688f3bd]::ops::function::Fn<(), Output = i32> + core[d17f6591d688f3bd]::marker::Sync + core[d17f6591d688f3bd]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x623cb598a377 - std[fce30c26ee6459b]::panic::catch_unwind::<&dyn core[d17f6591d688f3bd]::ops::function::Fn<(), Output = i32> + core[d17f6591d688f3bd]::marker::Sync + core[d17f6591d688f3bd]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x623cb598a377 - std[fce30c26ee6459b]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/rt.rs:175:24
[INFO] [stdout]   30:     0x623cb598a377 - std[fce30c26ee6459b]::panicking::catch_unwind::do_call::<std[fce30c26ee6459b]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:581:40
[INFO] [stdout]   31:     0x623cb598a377 - std[fce30c26ee6459b]::panicking::catch_unwind::<isize, std[fce30c26ee6459b]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:544:19
[INFO] [stdout]   32:     0x623cb598a377 - std[fce30c26ee6459b]::panic::catch_unwind::<std[fce30c26ee6459b]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x623cb598a377 - std[fce30c26ee6459b]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/rt.rs:171:5
[INFO] [stdout]   34:     0x623cb58704e1 - std[fce30c26ee6459b]::rt::lang_start::<std[fce30c26ee6459b]::process::ExitCode>
[INFO] [stdout]   35:     0x623cb5875435 - main
[INFO] [stdout]   36:     0x78eb03f901ca - <unknown>
[INFO] [stdout]   37:     0x78eb03f9028b - __libc_start_main
[INFO] [stdout]   38:     0x623cb586f515 - _start
[INFO] [stdout]   39:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 252)
[INFO] [stdout]     src/lib.rs - (line 289)
[INFO] [stdout]     src/lib.rs - register_hooks (line 143)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 175) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 175) stdout ----
[INFO] [stdout] error: expected one of `!` or `::`, found `*`
[INFO] [stdout]    --> src/lib.rs:176:6
[INFO] [stdout]     |
[INFO] [stdout] 176 | tokio*:::task-poll-start,
[INFO] [stdout]     |      ^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 175)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 1.43s; merged doctests compilation took 1.16s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "b326a99bcdc5c50313de13cc86b80e977d8956baad92f0598cc728f83e4d8784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b326a99bcdc5c50313de13cc86b80e977d8956baad92f0598cc728f83e4d8784", kill_on_drop: false }`
[INFO] [stdout] b326a99bcdc5c50313de13cc86b80e977d8956baad92f0598cc728f83e4d8784
