[INFO] cloning repository https://github.com/ayymart/jubilant-computing-machine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ayymart/jubilant-computing-machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayymart%2Fjubilant-computing-machine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayymart%2Fjubilant-computing-machine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4665bf8c37dd2fb563c0b6441f5de27e87912e6
[INFO] testing ayymart/jubilant-computing-machine against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayymart%2Fjubilant-computing-machine" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ayymart/jubilant-computing-machine
[INFO] finished tweaking git repo https://github.com/ayymart/jubilant-computing-machine
[INFO] tweaked toml for git repo https://github.com/ayymart/jubilant-computing-machine written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ayymart/jubilant-computing-machine on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ayymart/jubilant-computing-machine 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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a173a083c674e5cc45eceb9445ec3421313a73c6855efeed19ab1f103906baa
[INFO] running `Command { std: "docker" "start" "-a" "1a173a083c674e5cc45eceb9445ec3421313a73c6855efeed19ab1f103906baa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a173a083c674e5cc45eceb9445ec3421313a73c6855efeed19ab1f103906baa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a173a083c674e5cc45eceb9445ec3421313a73c6855efeed19ab1f103906baa", kill_on_drop: false }`
[INFO] [stdout] 1a173a083c674e5cc45eceb9445ec3421313a73c6855efeed19ab1f103906baa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d41b20e935dfbffc1c21eefc05e9ed08aa355da3d83e4b9ce0de7fc24e04c6ea
[INFO] running `Command { std: "docker" "start" "-a" "d41b20e935dfbffc1c21eefc05e9ed08aa355da3d83e4b9ce0de7fc24e04c6ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling bytes v1.7.1
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling indexmap v2.4.0
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling sync_wrapper v1.0.1
[INFO] [stderr]    Compiling syn v2.0.76
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]    Compiling axum v0.7.5
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling async-trait v0.1.81
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling prost-derive v0.13.1
[INFO] [stderr]    Compiling tokio v1.39.3
[INFO] [stderr]    Compiling async-stream v0.3.5
[INFO] [stderr]    Compiling pin-project v1.1.5
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling opentelemetry v0.24.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling prost v0.13.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling opentelemetry-http v0.13.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling http-body-util v0.1.2
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling tokio-util v0.7.11
[INFO] [stderr]    Compiling tokio-stream v0.1.15
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling h2 v0.4.6
[INFO] [stderr]    Compiling opentelemetry_sdk v0.24.1
[INFO] [stderr]    Compiling tracing-opentelemetry v0.25.0
[INFO] [stderr]    Compiling hyper v1.4.1
[INFO] [stderr]    Compiling hyper-util v0.1.7
[INFO] [stderr]    Compiling hyper-timeout v0.5.1
[INFO] [stderr]    Compiling tonic v0.12.1
[INFO] [stderr]    Compiling opentelemetry-proto v0.7.0
[INFO] [stderr]    Compiling opentelemetry-otlp v0.17.0
[INFO] [stderr]    Compiling tracing-subscriber-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 54.28s
[INFO] running `Command { std: "docker" "inspect" "d41b20e935dfbffc1c21eefc05e9ed08aa355da3d83e4b9ce0de7fc24e04c6ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d41b20e935dfbffc1c21eefc05e9ed08aa355da3d83e4b9ce0de7fc24e04c6ea", kill_on_drop: false }`
[INFO] [stdout] d41b20e935dfbffc1c21eefc05e9ed08aa355da3d83e4b9ce0de7fc24e04c6ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5dfb0459000bee8fae0f55a95f27d1df5588e6b86b03375c664dd2fec9396b51
[INFO] running `Command { std: "docker" "start" "-a" "5dfb0459000bee8fae0f55a95f27d1df5588e6b86b03375c664dd2fec9396b51", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-subscriber-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `Command { std: "docker" "inspect" "5dfb0459000bee8fae0f55a95f27d1df5588e6b86b03375c664dd2fec9396b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dfb0459000bee8fae0f55a95f27d1df5588e6b86b03375c664dd2fec9396b51", kill_on_drop: false }`
[INFO] [stdout] 5dfb0459000bee8fae0f55a95f27d1df5588e6b86b03375c664dd2fec9396b51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4e3b29d31778eea891ca48aaa35fc9d04e80c600f6ba9cd99fc9c490679c283f
[INFO] running `Command { std: "docker" "start" "-a" "4e3b29d31778eea891ca48aaa35fc9d04e80c600f6ba9cd99fc9c490679c283f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tracing_subscriber_example-f3641c3081d2585e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] [2m2026-03-09T22:47:10.264827Z[0m [35mTRACE[0m [1mmy_tracing_span[0m[2m:[0m [2mtracing_subscriber_example::tests[0m[2m:[0m my_tracing_event
[INFO] [stdout] [2m2026-03-09T22:47:10.265143Z[0m [34mDEBUG[0m [2mtower::buffer::worker[0m[2m:[0m buffer closing; waking pending tasks
[INFO] [stdout] [2m2026-03-09T22:47:10.280472Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m worker polling for next message
[INFO] [stdout] [2m2026-03-09T22:47:10.280816Z[0m [35mTRACE[0m [1mmy_tracing_span[0m[2m:[0m [2mtracing_subscriber_example::tests[0m[2m:[0m my_tracing_event
[INFO] [stdout] [2m2026-03-09T22:47:10.281246Z[0m [35mTRACE[0m [2mtower::buffer::service[0m[2m:[0m sending request to buffer worker
[INFO] [stdout] [2m2026-03-09T22:47:10.281345Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m worker polling for next message
[INFO] [stdout] [2m2026-03-09T22:47:10.281375Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m processing new request
[INFO] [stdout] [2m2026-03-09T22:47:10.281397Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m [3mresumed[0m[2m=[0mfalse worker received request; waiting for service readiness
[INFO] [stdout] [2m2026-03-09T22:47:10.281423Z[0m [35mTRACE[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m poll_ready; idle
[INFO] [stdout] [2m2026-03-09T22:47:10.281451Z[0m [35mTRACE[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m poll_ready; connecting
[INFO] [stdout] [2m2026-03-09T22:47:10.281485Z[0m [35mTRACE[0m [2mhyper_util::client::legacy::connect::http[0m[2m:[0m Http::connect; scheme=Some("http"), host=Some("localhost"), port=Some(Port(4317))
[INFO] [stdout] [2m2026-03-09T22:47:10.281666Z[0m [35mTRACE[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m poll_ready; not ready
[INFO] [stdout] [2m2026-03-09T22:47:10.281753Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m [3mservice.ready[0m[2m=[0mfalse delay
[INFO] [stdout] [2m2026-03-09T22:47:10.303208Z[0m [34mDEBUG[0m [2mhyper_util::client::legacy::connect::dns[0m[2m:[0m resolving host="localhost"
[INFO] [stdout] [2m2026-03-09T22:47:10.306378Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m worker polling for next message
[INFO] [stdout] [2m2026-03-09T22:47:10.306441Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m resuming buffered request
[INFO] [stdout] [2m2026-03-09T22:47:10.306453Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m [3mresumed[0m[2m=[0mtrue worker received request; waiting for service readiness
[INFO] [stdout] [2m2026-03-09T22:47:10.306470Z[0m [35mTRACE[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m poll_ready; connecting
[INFO] [stdout] [2m2026-03-09T22:47:10.306531Z[0m [34mDEBUG[0m [2mhyper_util::client::legacy::connect::http[0m[2m:[0m connecting to [::1]:4317
[INFO] [stdout] [2m2026-03-09T22:47:10.306676Z[0m [35mTRACE[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m poll_ready; not ready
[INFO] [stdout] [2m2026-03-09T22:47:10.306692Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m [3mservice.ready[0m[2m=[0mfalse delay
[INFO] [stdout] [2m2026-03-09T22:47:10.306764Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m worker polling for next message
[INFO] [stdout] [2m2026-03-09T22:47:10.306776Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m resuming buffered request
[INFO] [stdout] [2m2026-03-09T22:47:10.306785Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m [3mresumed[0m[2m=[0mtrue worker received request; waiting for service readiness
[INFO] [stdout] [2m2026-03-09T22:47:10.306807Z[0m [35mTRACE[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m poll_ready; connecting
[INFO] [stdout] [2m2026-03-09T22:47:10.306850Z[0m [35mTRACE[0m [2mhyper_util::client::legacy::connect::http[0m[2m:[0m connect error for [::1]:4317: ConnectError("tcp connect error", Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })
[INFO] [stdout] [2m2026-03-09T22:47:10.306873Z[0m [34mDEBUG[0m [2mhyper_util::client::legacy::connect::http[0m[2m:[0m connecting to 127.0.0.1:4317
[INFO] [stdout] [2m2026-03-09T22:47:10.306947Z[0m [35mTRACE[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m poll_ready; not ready
[INFO] [stdout] [2m2026-03-09T22:47:10.306959Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m [3mservice.ready[0m[2m=[0mfalse delay
[INFO] [stdout] [2m2026-03-09T22:47:10.307024Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m worker polling for next message
[INFO] [stdout] [2m2026-03-09T22:47:10.307035Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m resuming buffered request
[INFO] [stdout] [2m2026-03-09T22:47:10.307044Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m [3mresumed[0m[2m=[0mtrue worker received request; waiting for service readiness
[INFO] [stdout] [2m2026-03-09T22:47:10.307055Z[0m [35mTRACE[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m poll_ready; connecting
[INFO] [stdout] [2m2026-03-09T22:47:10.307084Z[0m [35mTRACE[0m [2mhyper_util::client::legacy::connect::http[0m[2m:[0m connect error for 127.0.0.1:4317: ConnectError("tcp connect error", Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })
[INFO] [stdout] [2m2026-03-09T22:47:10.307122Z[0m [35mTRACE[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m poll_ready; error
[INFO] [stdout] [2m2026-03-09T22:47:10.307134Z[0m [34mDEBUG[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m reconnect::poll_ready: ConnectError(ConnectError("tcp connect error", Os { code: 111, kind: ConnectionRefused, message: "Connection refused" }))
[INFO] [stdout] [2m2026-03-09T22:47:10.307151Z[0m [34mDEBUG[0m [2mtower::buffer::worker[0m[2m:[0m [3mservice.ready[0m[2m=[0mtrue processing request
[INFO] [stdout] [2m2026-03-09T22:47:10.307191Z[0m [35mTRACE[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m Reconnect::call
[INFO] [stdout] [2m2026-03-09T22:47:10.307203Z[0m [34mDEBUG[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m error: tcp connect error: Connection refused (os error 111)
[INFO] [stdout] [2m2026-03-09T22:47:10.307244Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m returning response future
[INFO] [stdout] [2m2026-03-09T22:47:10.307263Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m worker polling for next message
[INFO] [stdout] [2m2026-03-09T22:47:10.307429Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m worker polling for next message
[INFO] [stdout] [2m2026-03-09T22:47:10.307458Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m buffer already closed
[INFO] [stdout] test tests::good_tracing_threadlocal ... ok
[INFO] [stdout] test tests::bad_tracing_global ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tracing_subscriber_example
[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] running `Command { std: "docker" "inspect" "4e3b29d31778eea891ca48aaa35fc9d04e80c600f6ba9cd99fc9c490679c283f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e3b29d31778eea891ca48aaa35fc9d04e80c600f6ba9cd99fc9c490679c283f", kill_on_drop: false }`
[INFO] [stdout] 4e3b29d31778eea891ca48aaa35fc9d04e80c600f6ba9cd99fc9c490679c283f
