[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 master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayymart%2Fjubilant-computing-machine" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-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-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ayymart/jubilant-computing-machine on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43f69cb717953100263c6e12910a9576bfedae4ae60642740c2f51ce4403d00d
[INFO] running `Command { std: "docker" "start" "-a" "43f69cb717953100263c6e12910a9576bfedae4ae60642740c2f51ce4403d00d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43f69cb717953100263c6e12910a9576bfedae4ae60642740c2f51ce4403d00d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43f69cb717953100263c6e12910a9576bfedae4ae60642740c2f51ce4403d00d", kill_on_drop: false }`
[INFO] [stdout] 43f69cb717953100263c6e12910a9576bfedae4ae60642740c2f51ce4403d00d
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb0b9fa428135ca8c0e3d36eb8b8c4ce59bd6db2a96cdfd8d17145eb9fba40dd
[INFO] running `Command { std: "docker" "start" "-a" "cb0b9fa428135ca8c0e3d36eb8b8c4ce59bd6db2a96cdfd8d17145eb9fba40dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling bytes v1.7.1
[INFO] [stderr]    Compiling serde v1.0.209
[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 axum-core v0.4.3
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]    Compiling axum v0.7.5
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling sync_wrapper v1.0.1
[INFO] [stderr]    Compiling matchit v0.7.3
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling syn v2.0.76
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling regex-automata v0.4.7
[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 serde_derive v1.0.209
[INFO] [stderr]    Compiling async-trait v0.1.81
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[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 async-stream v0.3.5
[INFO] [stderr]    Compiling tokio v1.39.3
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling opentelemetry v0.24.0
[INFO] [stderr]    Compiling prost v0.13.1
[INFO] [stderr]    Compiling pin-project v1.1.5
[INFO] [stderr]    Compiling opentelemetry-http v0.13.0
[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 tracing v0.1.40
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling h2 v0.4.6
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[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 3m 53s
[INFO] running `Command { std: "docker" "inspect" "cb0b9fa428135ca8c0e3d36eb8b8c4ce59bd6db2a96cdfd8d17145eb9fba40dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb0b9fa428135ca8c0e3d36eb8b8c4ce59bd6db2a96cdfd8d17145eb9fba40dd", kill_on_drop: false }`
[INFO] [stdout] cb0b9fa428135ca8c0e3d36eb8b8c4ce59bd6db2a96cdfd8d17145eb9fba40dd
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c9e636bfcecb235afb778fd673d386116e286a445729817462bf7a1435feeb3
[INFO] running `Command { std: "docker" "start" "-a" "8c9e636bfcecb235afb778fd673d386116e286a445729817462bf7a1435feeb3", 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 5.77s
[INFO] running `Command { std: "docker" "inspect" "8c9e636bfcecb235afb778fd673d386116e286a445729817462bf7a1435feeb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c9e636bfcecb235afb778fd673d386116e286a445729817462bf7a1435feeb3", kill_on_drop: false }`
[INFO] [stdout] 8c9e636bfcecb235afb778fd673d386116e286a445729817462bf7a1435feeb3
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1dd06d68210aece7053572d9f26944396eb32cbb0df8886ac2d3e53a1864aa8f
[INFO] running `Command { std: "docker" "start" "-a" "1dd06d68210aece7053572d9f26944396eb32cbb0df8886ac2d3e53a1864aa8f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tracing_subscriber_example-17a810915994d02a)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] 2025-10-16T09:59:49.931235Z TRACE my_tracing_span: tracing_subscriber_example::tests: my_tracing_event
[INFO] [stdout] 2025-10-16T09:59:49.931393Z DEBUG tower::buffer::worker: buffer closing; waking pending tasks
[INFO] [stdout] test tests::bad_tracing_global ... ok
[INFO] [stdout] 2025-10-16T09:59:49.933396Z TRACE my_tracing_span: tracing_subscriber_example::tests: my_tracing_event
[INFO] [stdout] 2025-10-16T09:59:49.933468Z TRACE tower::buffer::worker: worker polling for next message
[INFO] [stdout] 2025-10-16T09:59:49.933573Z TRACE tower::buffer::service: sending request to buffer worker
[INFO] [stdout] 2025-10-16T09:59:49.933589Z TRACE tower::buffer::worker: worker polling for next message
[INFO] [stdout] 2025-10-16T09:59:49.933593Z TRACE tower::buffer::worker: processing new request
[INFO] [stdout] 2025-10-16T09:59:49.933598Z TRACE tower::buffer::worker: resumed=false worker received request; waiting for service readiness
[INFO] [stdout] 2025-10-16T09:59:49.933604Z TRACE tonic::transport::channel::service::reconnect: poll_ready; idle
[INFO] [stdout] 2025-10-16T09:59:49.933614Z TRACE tonic::transport::channel::service::reconnect: poll_ready; connecting
[INFO] [stdout] 2025-10-16T09:59:49.933626Z TRACE hyper_util::client::legacy::connect::http: Http::connect; scheme=Some("http"), host=Some("localhost"), port=Some(Port(4317))
[INFO] [stdout] 2025-10-16T09:59:49.933675Z TRACE tonic::transport::channel::service::reconnect: poll_ready; not ready
[INFO] [stdout] 2025-10-16T09:59:49.933680Z TRACE tower::buffer::worker: service.ready=false delay
[INFO] [stdout] 2025-10-16T09:59:49.933835Z DEBUG hyper_util::client::legacy::connect::dns: resolving host="localhost"
[INFO] [stdout] 2025-10-16T09:59:49.935429Z TRACE tower::buffer::worker: worker polling for next message
[INFO] [stdout] 2025-10-16T09:59:49.935465Z TRACE tower::buffer::worker: resuming buffered request
[INFO] [stdout] 2025-10-16T09:59:49.935469Z TRACE tower::buffer::worker: resumed=true worker received request; waiting for service readiness
[INFO] [stdout] 2025-10-16T09:59:49.935475Z TRACE tonic::transport::channel::service::reconnect: poll_ready; connecting
[INFO] [stdout] 2025-10-16T09:59:49.935500Z DEBUG hyper_util::client::legacy::connect::http: connecting to [::1]:4317
[INFO] [stdout] 2025-10-16T09:59:49.935637Z TRACE tonic::transport::channel::service::reconnect: poll_ready; not ready
[INFO] [stdout] 2025-10-16T09:59:49.935650Z TRACE tower::buffer::worker: service.ready=false delay
[INFO] [stdout] 2025-10-16T09:59:49.935663Z TRACE tower::buffer::worker: worker polling for next message
[INFO] [stdout] 2025-10-16T09:59:49.935666Z TRACE tower::buffer::worker: resuming buffered request
[INFO] [stdout] 2025-10-16T09:59:49.935669Z TRACE tower::buffer::worker: resumed=true worker received request; waiting for service readiness
[INFO] [stdout] 2025-10-16T09:59:49.935673Z TRACE tonic::transport::channel::service::reconnect: poll_ready; connecting
[INFO] [stderr]    Doc-tests tracing_subscriber_example
[INFO] [stdout] 2025-10-16T09:59:49.935705Z TRACE hyper_util::client::legacy::connect::http: connect error for [::1]:4317: ConnectError("tcp connect error", Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })
[INFO] [stdout] 2025-10-16T09:59:49.935719Z DEBUG hyper_util::client::legacy::connect::http: connecting to 127.0.0.1:4317
[INFO] [stdout] 2025-10-16T09:59:49.935785Z TRACE tonic::transport::channel::service::reconnect: poll_ready; not ready
[INFO] [stdout] 2025-10-16T09:59:49.935790Z TRACE tower::buffer::worker: service.ready=false delay
[INFO] [stdout] 2025-10-16T09:59:49.935800Z TRACE tower::buffer::worker: worker polling for next message
[INFO] [stdout] 2025-10-16T09:59:49.935803Z TRACE tower::buffer::worker: resuming buffered request
[INFO] [stdout] 2025-10-16T09:59:49.935806Z TRACE tower::buffer::worker: resumed=true worker received request; waiting for service readiness
[INFO] [stdout] 2025-10-16T09:59:49.935809Z TRACE tonic::transport::channel::service::reconnect: poll_ready; connecting
[INFO] [stdout] 2025-10-16T09:59:49.935823Z TRACE hyper_util::client::legacy::connect::http: connect error for 127.0.0.1:4317: ConnectError("tcp connect error", Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })
[INFO] [stdout] 2025-10-16T09:59:49.935834Z TRACE tonic::transport::channel::service::reconnect: poll_ready; error
[INFO] [stdout] 2025-10-16T09:59:49.935837Z DEBUG tonic::transport::channel::service::reconnect: reconnect::poll_ready: ConnectError(ConnectError("tcp connect error", Os { code: 111, kind: ConnectionRefused, message: "Connection refused" }))
[INFO] [stdout] 2025-10-16T09:59:49.935844Z DEBUG tower::buffer::worker: service.ready=true processing request
[INFO] [stdout] 2025-10-16T09:59:49.935852Z TRACE tonic::transport::channel::service::reconnect: Reconnect::call
[INFO] [stdout] 2025-10-16T09:59:49.935856Z DEBUG tonic::transport::channel::service::reconnect: error: tcp connect error: Connection refused (os error 111)
[INFO] [stdout] 2025-10-16T09:59:49.935874Z TRACE tower::buffer::worker: returning response future
[INFO] [stdout] 2025-10-16T09:59:49.935878Z TRACE tower::buffer::worker: worker polling for next message
[INFO] [stdout] 2025-10-16T09:59:49.935918Z TRACE tower::buffer::worker: worker polling for next message
[INFO] [stdout] 2025-10-16T09:59:49.935923Z TRACE tower::buffer::worker: buffer already closed
[INFO] [stdout] test tests::good_tracing_threadlocal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[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" "1dd06d68210aece7053572d9f26944396eb32cbb0df8886ac2d3e53a1864aa8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dd06d68210aece7053572d9f26944396eb32cbb0df8886ac2d3e53a1864aa8f", kill_on_drop: false }`
[INFO] [stdout] 1dd06d68210aece7053572d9f26944396eb32cbb0df8886ac2d3e53a1864aa8f