[INFO] fetching crate otlp-stdout-span-exporter 0.16.0...
[INFO] testing otlp-stdout-span-exporter-0.16.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate otlp-stdout-span-exporter 0.16.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate otlp-stdout-span-exporter 0.16.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate otlp-stdout-span-exporter 0.16.0
[INFO] tweaked toml for crates.io crate otlp-stdout-span-exporter 0.16.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate otlp-stdout-span-exporter 0.16.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate otlp-stdout-span-exporter 0.16.0 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99dfc71950c7e788db751ca580721caa4348ac58f8bdbd4ea8431798d5efa4c2
[INFO] running `Command { std: "docker" "start" "-a" "99dfc71950c7e788db751ca580721caa4348ac58f8bdbd4ea8431798d5efa4c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99dfc71950c7e788db751ca580721caa4348ac58f8bdbd4ea8431798d5efa4c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99dfc71950c7e788db751ca580721caa4348ac58f8bdbd4ea8431798d5efa4c2", kill_on_drop: false }`
[INFO] [stdout] 99dfc71950c7e788db751ca580721caa4348ac58f8bdbd4ea8431798d5efa4c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6c0cf2a20dedb9e1dcd200fef9c676bb11037353ab6a1b7b0dc5183325f1fe0
[INFO] running `Command { std: "docker" "start" "-a" "b6c0cf2a20dedb9e1dcd200fef9c676bb11037353ab6a1b7b0dc5183325f1fe0", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling prettyplease v0.2.35
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling opentelemetry v0.30.0
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling prost v0.13.5
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling bon-macros v3.6.4
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling bon v3.6.4
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling h2 v0.4.10
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling opentelemetry_sdk v0.30.0
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling hyper-util v0.1.14
[INFO] [stderr]    Compiling hyper-timeout v0.5.2
[INFO] [stderr]    Compiling tonic v0.13.1
[INFO] [stderr]    Compiling opentelemetry-proto v0.30.0
[INFO] [stderr]    Compiling otlp-stdout-span-exporter v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.85s
[INFO] running `Command { std: "docker" "inspect" "b6c0cf2a20dedb9e1dcd200fef9c676bb11037353ab6a1b7b0dc5183325f1fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c0cf2a20dedb9e1dcd200fef9c676bb11037353ab6a1b7b0dc5183325f1fe0", kill_on_drop: false }`
[INFO] [stdout] b6c0cf2a20dedb9e1dcd200fef9c676bb11037353ab6a1b7b0dc5183325f1fe0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d29180f18c41daa3264c6b2dc0335f1875aeccf0231cebc93c1a0876f3d27d71
[INFO] running `Command { std: "docker" "start" "-a" "d29180f18c41daa3264c6b2dc0335f1875aeccf0231cebc93c1a0876f3d27d71", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling sdd v3.0.8
[INFO] [stderr]    Compiling serial_test_derive v3.2.0
[INFO] [stderr]    Compiling scc v2.3.4
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling opentelemetry_sdk v0.30.0
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serial_test v3.2.0
[INFO] [stderr]    Compiling hyper-util v0.1.14
[INFO] [stderr]    Compiling hyper-timeout v0.5.2
[INFO] [stderr]    Compiling tonic v0.13.1
[INFO] [stderr]    Compiling opentelemetry-proto v0.30.0
[INFO] [stderr]    Compiling otlp-stdout-span-exporter v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.25s
[INFO] running `Command { std: "docker" "inspect" "d29180f18c41daa3264c6b2dc0335f1875aeccf0231cebc93c1a0876f3d27d71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d29180f18c41daa3264c6b2dc0335f1875aeccf0231cebc93c1a0876f3d27d71", kill_on_drop: false }`
[INFO] [stdout] d29180f18c41daa3264c6b2dc0335f1875aeccf0231cebc93c1a0876f3d27d71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fc629dd861d84721d1398a79d3a8c362055ba79a30de893992fec66cf172acae
[INFO] running `Command { std: "docker" "start" "-a" "fc629dd861d84721d1398a79d3a8c362055ba79a30de893992fec66cf172acae", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/otlp_stdout_span_exporter-f77c2d5e0603f1aa)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test tests::test_constructor_precedence ... ok
[INFO] [stdout] test tests::test_compression_level_precedence ... ok
[INFO] [stdout] test tests::test_env_var_overrides_constructor ... ok
[INFO] [stdout] test tests::test_env_var_precedence ... ok
[INFO] [stdout] test tests::test_exporter_output_deserialization ... ok
[INFO] [stdout] test tests::test_log_level_display ... ok
[INFO] [stdout] test tests::test_log_level_from_str ... ok
[INFO] [stdout] test tests::test_new_uses_env_compression_level ... ok
[INFO] [stdout] test tests::test_parse_headers ... ok
[INFO] [stdout] test tests::test_exporter_output_deserialization_dynamic ... ok
[INFO] [stdout] test tests::test_service_name_resolution ... ok
[INFO] [stdout] test tests::test_stdout_output ... ok
[INFO] [stdout] test tests::test_pipe_output ... ok
[INFO] [stdout] {"__otel_otlp_stdout":"0.16.0","source":"unknown-service","endpoint":"http://localhost:4318/v1/traces","method":"POST","content-type":"application/x-protobuf","content-encoding":"gzip","payload":"H4sIAAAAAAAA/+Ni4mIAAJwDkrcEAAAA","base64":true}
[INFO] [stdout] test tests::test_export_empty_batch ... ok
[INFO] [stdout] test tests::test_export_single_span ... ok
[INFO] [stdout] test tests::test_compression_level_affects_output_size ... ok
[INFO] [stdout] test tests::test_env_var_affects_export_compression ... ok
[INFO] [stdout] test tests::test_environment_variable_precedence ... ok
[INFO] [stdout] test tests::test_log_level_in_output ... ok
[INFO] [stdout] test tests::test_gzip_level_configuration ... ok
[INFO] [stdout] test tests::test_log_level_from_env ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests otlp_stdout_span_exporter
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - OtlpStdoutSpanExporter (line 421) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 18) - compile ... ok
[INFO] [stdout] test src/lib.rs - readme (line 904) ... ok
[INFO] [stdout] test src/lib.rs - (line 83) ... ok
[INFO] [stdout] test src/lib.rs - OtlpStdoutSpanExporter::builder (line 465) ... ok
[INFO] [stdout] test src/lib.rs - readme (line 820) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fc629dd861d84721d1398a79d3a8c362055ba79a30de893992fec66cf172acae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc629dd861d84721d1398a79d3a8c362055ba79a30de893992fec66cf172acae", kill_on_drop: false }`
[INFO] [stdout] fc629dd861d84721d1398a79d3a8c362055ba79a30de893992fec66cf172acae