[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#f9988fefd3add01f414f52b414308e7872622fee for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayymart%2Fjubilant-computing-machine" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/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-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ayymart/jubilant-computing-machine on toolchain f9988fefd3add01f414f52b414308e7872622fee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "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" "+f9988fefd3add01f414f52b414308e7872622fee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-opentelemetry v0.25.0
[INFO] [stderr]   Downloaded opentelemetry-otlp v0.17.0
[INFO] [stderr]   Downloaded opentelemetry-http v0.13.0
[INFO] [stderr]   Downloaded prost v0.13.1
[INFO] [stderr]   Downloaded prost-derive v0.13.1
[INFO] [stderr]   Downloaded serde_derive v1.0.209
[INFO] [stderr]   Downloaded opentelemetry v0.24.0
[INFO] [stderr]   Downloaded opentelemetry_sdk v0.24.1
[INFO] [stderr]   Downloaded cc v1.1.14
[INFO] [stderr]   Downloaded serde v1.0.209
[INFO] [stderr]   Downloaded tonic v0.12.1
[INFO] [stderr]   Downloaded serde_json v1.0.127
[INFO] [stderr]   Downloaded opentelemetry-proto v0.7.0
[INFO] [stderr]   Downloaded syn v2.0.76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efb22467bc45e65617964bb7a5ac801b8303f09268cfe698c9304290b92c2c50
[INFO] running `Command { std: "docker" "start" "-a" "efb22467bc45e65617964bb7a5ac801b8303f09268cfe698c9304290b92c2c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efb22467bc45e65617964bb7a5ac801b8303f09268cfe698c9304290b92c2c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb22467bc45e65617964bb7a5ac801b8303f09268cfe698c9304290b92c2c50", kill_on_drop: false }`
[INFO] [stdout] efb22467bc45e65617964bb7a5ac801b8303f09268cfe698c9304290b92c2c50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22de160bf5f160b522d4eab4c94fb354f89d7fb3912133ceebc2fab4de9b5949
[INFO] running `Command { std: "docker" "start" "-a" "22de160bf5f160b522d4eab4c94fb354f89d7fb3912133ceebc2fab4de9b5949", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling bytes v1.7.1
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling rustversion v1.0.17
[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 equivalent v1.0.1
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[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling pin-project v1.1.5
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling opentelemetry v0.24.0
[INFO] [stderr]    Compiling prost v0.13.1
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling opentelemetry-http v0.13.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
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[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 opentelemetry_sdk v0.24.1
[INFO] [stderr]    Compiling h2 v0.4.6
[INFO] [stderr]    Compiling tower v0.4.13
[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 55.81s
[INFO] running `Command { std: "docker" "inspect" "22de160bf5f160b522d4eab4c94fb354f89d7fb3912133ceebc2fab4de9b5949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22de160bf5f160b522d4eab4c94fb354f89d7fb3912133ceebc2fab4de9b5949", kill_on_drop: false }`
[INFO] [stdout] 22de160bf5f160b522d4eab4c94fb354f89d7fb3912133ceebc2fab4de9b5949
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2cd8ea554c8d9fdd1a3c6c5450d436bb3514bfd6327a6c618ea79cb97ff2f57
[INFO] running `Command { std: "docker" "start" "-a" "f2cd8ea554c8d9fdd1a3c6c5450d436bb3514bfd6327a6c618ea79cb97ff2f57", 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 1.93s
[INFO] running `Command { std: "docker" "inspect" "f2cd8ea554c8d9fdd1a3c6c5450d436bb3514bfd6327a6c618ea79cb97ff2f57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2cd8ea554c8d9fdd1a3c6c5450d436bb3514bfd6327a6c618ea79cb97ff2f57", kill_on_drop: false }`
[INFO] [stdout] f2cd8ea554c8d9fdd1a3c6c5450d436bb3514bfd6327a6c618ea79cb97ff2f57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5b6b19019aea47e27ef3b0f1a4b1ef7322c21c2df9a3f61804a348785650471a
[INFO] running `Command { std: "docker" "start" "-a" "5b6b19019aea47e27ef3b0f1a4b1ef7322c21c2df9a3f61804a348785650471a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tracing_subscriber_example-6d88588b5ec00138)
[INFO] [stdout] [2m2026-05-04T11:12:24.484862Z[0m [35mTRACE[0m [1mmy_tracing_span[0m[2m:[0m [2mtracing_subscriber_example::tests[0m[2m:[0m my_tracing_event
[INFO] [stdout] [2m2026-05-04T11:12:24.485146Z[0m [34mDEBUG[0m [2mtower::buffer::worker[0m[2m:[0m buffer closing; waking pending tasks
[INFO] [stdout] test tests::bad_tracing_global ... ok
[INFO] [stdout] [2m2026-05-04T11:12:24.502232Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m worker polling for next message
[INFO] [stdout] [2m2026-05-04T11:12:24.502561Z[0m [35mTRACE[0m [1mmy_tracing_span[0m[2m:[0m [2mtracing_subscriber_example::tests[0m[2m:[0m my_tracing_event
[INFO] [stdout] [2m2026-05-04T11:12:24.503012Z[0m [35mTRACE[0m [2mtower::buffer::service[0m[2m:[0m sending request to buffer worker
[INFO] [stdout] [2m2026-05-04T11:12:24.503133Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m worker polling for next message
[INFO] [stdout] [2m2026-05-04T11:12:24.503170Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m processing new request
[INFO] [stdout] [2m2026-05-04T11:12:24.503183Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m [3mresumed[0m[2m=[0mfalse worker received request; waiting for service readiness
[INFO] [stdout] [2m2026-05-04T11:12:24.503212Z[0m [35mTRACE[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m poll_ready; idle
[INFO] [stdout] [2m2026-05-04T11:12:24.503236Z[0m [35mTRACE[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m poll_ready; connecting
[INFO] [stdout] [2m2026-05-04T11:12:24.503272Z[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] [2m2026-05-04T11:12:24.503387Z[0m [35mTRACE[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m poll_ready; not ready
[INFO] [stdout] [2m2026-05-04T11:12:24.503415Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m [3mservice.ready[0m[2m=[0mfalse delay
[INFO] [stdout] [2m2026-05-04T11:12:24.513287Z[0m [34mDEBUG[0m [2mhyper_util::client::legacy::connect::dns[0m[2m:[0m resolving host="localhost"
[INFO] [stdout] [2m2026-05-04T11:12:24.516219Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m worker polling for next message
[INFO] [stdout] [2m2026-05-04T11:12:24.516305Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m resuming buffered request
[INFO] [stdout] [2m2026-05-04T11:12:24.516321Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m [3mresumed[0m[2m=[0mtrue worker received request; waiting for service readiness
[INFO] [stdout] [2m2026-05-04T11:12:24.516342Z[0m [35mTRACE[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m poll_ready; connecting
[INFO] [stdout] [2m2026-05-04T11:12:24.516448Z[0m [34mDEBUG[0m [2mhyper_util::client::legacy::connect::http[0m[2m:[0m connecting to [::1]:4317
[INFO] [stdout] [2m2026-05-04T11:12:24.516774Z[0m [35mTRACE[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m poll_ready; not ready
[INFO] [stdout] [2m2026-05-04T11:12:24.516806Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m [3mservice.ready[0m[2m=[0mfalse delay
[INFO] [stdout] [2m2026-05-04T11:12:24.516849Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m worker polling for next message
[INFO] [stdout] [2m2026-05-04T11:12:24.516874Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m resuming buffered request
[INFO] [stdout] [2m2026-05-04T11:12:24.516886Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m [3mresumed[0m[2m=[0mtrue worker received request; waiting for service readiness
[INFO] [stdout] [2m2026-05-04T11:12:24.516909Z[0m [35mTRACE[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m poll_ready; connecting
[INFO] [stdout] [2m2026-05-04T11:12:24.517032Z[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] [2m2026-05-04T11:12:24.517192Z[0m [34mDEBUG[0m [2mhyper_util::client::legacy::connect::http[0m[2m:[0m connecting to 127.0.0.1:4317
[INFO] [stdout] [2m2026-05-04T11:12:24.517376Z[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] [2m2026-05-04T11:12:24.517469Z[0m [35mTRACE[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m poll_ready; error
[INFO] [stdout] [2m2026-05-04T11:12:24.517498Z[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] [2m2026-05-04T11:12:24.517563Z[0m [34mDEBUG[0m [2mtower::buffer::worker[0m[2m:[0m [3mservice.ready[0m[2m=[0mtrue processing request
[INFO] [stdout] [2m2026-05-04T11:12:24.517658Z[0m [35mTRACE[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m Reconnect::call
[INFO] [stdout] [2m2026-05-04T11:12:24.517686Z[0m [34mDEBUG[0m [2mtonic::transport::channel::service::reconnect[0m[2m:[0m error: tcp connect error: Connection refused (os error 111)
[INFO] [stdout] [2m2026-05-04T11:12:24.517765Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m returning response future
[INFO] [stdout] [2m2026-05-04T11:12:24.517832Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m worker polling for next message
[INFO] [stdout] [2m2026-05-04T11:12:24.518079Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m worker polling for next message
[INFO] [stdout] [2m2026-05-04T11:12:24.518131Z[0m [35mTRACE[0m [2mtower::buffer::worker[0m[2m:[0m buffer already closed
[INFO] [stdout] test tests::good_tracing_threadlocal ... ok
[INFO] [stderr]    Doc-tests tracing_subscriber_example
[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" "5b6b19019aea47e27ef3b0f1a4b1ef7322c21c2df9a3f61804a348785650471a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b6b19019aea47e27ef3b0f1a4b1ef7322c21c2df9a3f61804a348785650471a", kill_on_drop: false }`
[INFO] [stdout] 5b6b19019aea47e27ef3b0f1a4b1ef7322c21c2df9a3f61804a348785650471a
