[INFO] fetching crate re_perf_telemetry 0.31.3...
[INFO] testing re_perf_telemetry-0.31.3 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate re_perf_telemetry 0.31.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate re_perf_telemetry 0.31.3
[INFO] finished tweaking crates.io crate re_perf_telemetry 0.31.3
[INFO] tweaked toml for crates.io crate re_perf_telemetry 0.31.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate re_perf_telemetry 0.31.3 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate re_perf_telemetry 0.31.3 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0e5e028f89db141b9b8c7209cdb349900fb9210a7dbe9aa12cdc40516b2ff02
[INFO] running `Command { std: "docker" "start" "-a" "c0e5e028f89db141b9b8c7209cdb349900fb9210a7dbe9aa12cdc40516b2ff02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0e5e028f89db141b9b8c7209cdb349900fb9210a7dbe9aa12cdc40516b2ff02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0e5e028f89db141b9b8c7209cdb349900fb9210a7dbe9aa12cdc40516b2ff02", kill_on_drop: false }`
[INFO] [stdout] c0e5e028f89db141b9b8c7209cdb349900fb9210a7dbe9aa12cdc40516b2ff02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df655908cc7793c866027346b9c31047b78d821f6b1e9df6cf51b1bcebb86cf5
[INFO] running `Command { std: "docker" "start" "-a" "df655908cc7793c866027346b9c31047b78d821f6b1e9df6cf51b1bcebb86cf5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling iri-string v0.7.8
[INFO] [stderr]    Compiling nu-ansi-term v0.50.1
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling prometheus-client v0.24.0
[INFO] [stderr]    Compiling clap_lex v1.0.0
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling anyhow v1.0.102
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[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling matchit v0.8.4
[INFO] [stderr]    Compiling dtoa v1.0.10
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling clap_builder v4.5.60
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling http-body-util v0.1.3
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[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
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[INFO] [stderr]    Compiling rand_core v0.9.3
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[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling prost-derive v0.14.3
[INFO] [stderr]    Compiling prometheus-client-derive-encode v0.5.0
[INFO] [stderr]    Compiling clap_derive v4.5.55
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling prost v0.14.3
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling clap v4.5.60
[INFO] [stderr]    Compiling opentelemetry v0.31.0
[INFO] [stderr]    Compiling axum-core v0.5.5
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tracing-serde v0.2.0
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling tracing-subscriber v0.3.22
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.3
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling tracing-opentelemetry v0.32.1
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling opentelemetry-appender-tracing v0.31.1
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tokio-stream v0.1.18
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling opentelemetry_sdk v0.31.0
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling tower v0.5.3
[INFO] [stderr]    Compiling tower-http v0.6.8
[INFO] [stderr]    Compiling hyper v1.8.1
[INFO] [stderr]    Compiling hyper-util v0.1.19
[INFO] [stderr]    Compiling hyper-timeout v0.5.2
[INFO] [stderr]    Compiling reqwest v0.12.22
[INFO] [stderr]    Compiling axum v0.8.8
[INFO] [stderr]    Compiling tonic v0.14.2
[INFO] [stderr]    Compiling opentelemetry-http v0.31.0
[INFO] [stderr]    Compiling tonic-prost v0.14.2
[INFO] [stderr]    Compiling opentelemetry-proto v0.31.0
[INFO] [stderr]    Compiling opentelemetry-otlp v0.31.0
[INFO] [stderr]    Compiling re_perf_telemetry v0.31.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "df655908cc7793c866027346b9c31047b78d821f6b1e9df6cf51b1bcebb86cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df655908cc7793c866027346b9c31047b78d821f6b1e9df6cf51b1bcebb86cf5", kill_on_drop: false }`
[INFO] [stdout] df655908cc7793c866027346b9c31047b78d821f6b1e9df6cf51b1bcebb86cf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdaf26aac14134dc802f5b8aa591522003985352116635246b5ef5e1b672c1b4
[INFO] running `Command { std: "docker" "start" "-a" "cdaf26aac14134dc802f5b8aa591522003985352116635246b5ef5e1b672c1b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling opentelemetry v0.31.0
[INFO] [stderr]    Compiling tracing-opentelemetry v0.32.1
[INFO] [stderr]    Compiling opentelemetry-appender-tracing v0.31.1
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tokio-stream v0.1.18
[INFO] [stderr]    Compiling opentelemetry_sdk v0.31.0
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling tower v0.5.3
[INFO] [stderr]    Compiling tower-http v0.6.8
[INFO] [stderr]    Compiling hyper v1.8.1
[INFO] [stderr]    Compiling hyper-util v0.1.19
[INFO] [stderr]    Compiling hyper-timeout v0.5.2
[INFO] [stderr]    Compiling reqwest v0.12.22
[INFO] [stderr]    Compiling axum v0.8.8
[INFO] [stderr]    Compiling tonic v0.14.2
[INFO] [stderr]    Compiling opentelemetry-http v0.31.0
[INFO] [stderr]    Compiling tonic-prost v0.14.2
[INFO] [stderr]    Compiling opentelemetry-proto v0.31.0
[INFO] [stderr]    Compiling opentelemetry-otlp v0.31.0
[INFO] [stderr]    Compiling re_perf_telemetry v0.31.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 17.94s
[INFO] running `Command { std: "docker" "inspect" "cdaf26aac14134dc802f5b8aa591522003985352116635246b5ef5e1b672c1b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdaf26aac14134dc802f5b8aa591522003985352116635246b5ef5e1b672c1b4", kill_on_drop: false }`
[INFO] [stdout] cdaf26aac14134dc802f5b8aa591522003985352116635246b5ef5e1b672c1b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3c196777985f525036495d439ec3cd19dcdc92c7796ed4acb6036818a1a04fc1
[INFO] running `Command { std: "docker" "start" "-a" "3c196777985f525036495d439ec3cd19dcdc92c7796ed4acb6036818a1a04fc1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/re_perf_telemetry-928c5d55bc3df57e)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tracestate::tests::test_parse_pairs_resilient ... ok
[INFO] [stdout] test trace_id_format::tests::json_format_no_trace_id_without_span ... ok
[INFO] [stdout] test trace_id_format::tests::json_format_includes_trace_id ... ok
[INFO] [stdout] test trace_id_format::tests::json_output_is_valid_json_with_fields ... ok
[INFO] [stdout] test trace_id_format::tests::text_format_includes_short_trace_id_prefix ... ok
[INFO] [stdout] test trace_id_format::tests::text_format_placeholder_without_span ... ok
[INFO] [stdout] test trace_id_format::tests::unsampled_child_has_trace_id_but_no_exported_spans ... ok
[INFO] [stdout] test prometheus::tests::pre_aggregated_histogram_zero_only ... ok
[INFO] [stdout] test prometheus::tests::pre_aggregated_histogram_with_zero_count ... ok
[INFO] [stdout] test prometheus::tests::pre_aggregated_histogram_finer_scale ... ok
[INFO] [stdout] test prometheus::tests::pre_aggregated_histogram_basic_encoding ... ok
[INFO] [stdout] test prometheus::tests::pre_aggregated_histogram_with_offset ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests re_perf_telemetry
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/telemetry.rs - telemetry::Telemetry::start_metrics_listener (line 517) ... ignored
[INFO] [stdout] test src/utils.rs - utils::to_short_str (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.60s; merged doctests compilation took 0.57s
[INFO] running `Command { std: "docker" "inspect" "3c196777985f525036495d439ec3cd19dcdc92c7796ed4acb6036818a1a04fc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c196777985f525036495d439ec3cd19dcdc92c7796ed4acb6036818a1a04fc1", kill_on_drop: false }`
[INFO] [stdout] 3c196777985f525036495d439ec3cd19dcdc92c7796ed4acb6036818a1a04fc1