[INFO] fetching crate synd-o11y 0.1.9...
[INFO] testing synd-o11y-0.1.9 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate synd-o11y 0.1.9 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate synd-o11y 0.1.9
[INFO] finished tweaking crates.io crate synd-o11y 0.1.9
[INFO] tweaked toml for crates.io crate synd-o11y 0.1.9 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate synd-o11y 0.1.9 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate synd-o11y 0.1.9 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 354ec2a1dbc637799900baf5d950ab52e705e9a29fc15b792251306635c2d6a9
[INFO] running `Command { std: "docker" "start" "-a" "354ec2a1dbc637799900baf5d950ab52e705e9a29fc15b792251306635c2d6a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "354ec2a1dbc637799900baf5d950ab52e705e9a29fc15b792251306635c2d6a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "354ec2a1dbc637799900baf5d950ab52e705e9a29fc15b792251306635c2d6a9", kill_on_drop: false }`
[INFO] [stdout] 354ec2a1dbc637799900baf5d950ab52e705e9a29fc15b792251306635c2d6a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc1318d5d4d7b1965e46ee9deb8e9e5f7aed3065596870527781a812d8296eb3
[INFO] running `Command { std: "docker" "start" "-a" "cc1318d5d4d7b1965e46ee9deb8e9e5f7aed3065596870527781a812d8296eb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling bytes v1.9.0
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling litemap v0.7.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling sync_wrapper v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling serde_json v1.0.136
[INFO] [stderr]    Compiling rustls-pki-types v1.3.1
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[INFO] [stderr]    Compiling num-traits v0.2.18
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[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling hashbrown v0.12.3
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[INFO] [stderr]    Compiling http v1.1.0
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[INFO] [stderr]    Compiling syn v2.0.87
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[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling webpki-roots v0.26.1
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[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling base64 v0.21.7
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[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ipnet v2.9.0
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[INFO] [stderr]    Compiling rustls-pemfile v2.1.1
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling chrono v0.4.39
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex v1.10.5
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling rustls-webpki v0.102.2
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling zerofrom-derive v0.1.4
[INFO] [stderr]    Compiling yoke-derive v0.7.4
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling async-trait v0.1.85
[INFO] [stderr]    Compiling pin-project-internal v1.1.8
[INFO] [stderr]    Compiling prost-derive v0.13.1
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling async-stream v0.3.5
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling pin-project v1.1.8
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling zerofrom v0.1.4
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling yoke v0.7.4
[INFO] [stderr]    Compiling opentelemetry v0.27.1
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling prost v0.13.1
[INFO] [stderr]    Compiling opentelemetry-http v0.27.0
[INFO] [stderr]    Compiling http-body-util v0.1.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling axum-core v0.4.5
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling opentelemetry-appender-tracing v0.27.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling tokio-util v0.7.13
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling tokio-rustls v0.26.0
[INFO] [stderr]    Compiling h2 v0.4.4
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling axum v0.7.9
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling opentelemetry_sdk v0.27.1
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling hyper v1.4.1
[INFO] [stderr]    Compiling tracing-opentelemetry v0.28.0
[INFO] [stderr]    Compiling hyper-util v0.1.10
[INFO] [stderr]    Compiling hyper-timeout v0.5.1
[INFO] [stderr]    Compiling hyper-rustls v0.27.2
[INFO] [stderr]    Compiling reqwest v0.12.12
[INFO] [stderr]    Compiling tonic v0.12.3
[INFO] [stderr]    Compiling opentelemetry-proto v0.27.0
[INFO] [stderr]    Compiling opentelemetry-otlp v0.27.0
[INFO] [stderr]    Compiling synd-o11y v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 57.53s
[INFO] running `Command { std: "docker" "inspect" "cc1318d5d4d7b1965e46ee9deb8e9e5f7aed3065596870527781a812d8296eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc1318d5d4d7b1965e46ee9deb8e9e5f7aed3065596870527781a812d8296eb3", kill_on_drop: false }`
[INFO] [stdout] cc1318d5d4d7b1965e46ee9deb8e9e5f7aed3065596870527781a812d8296eb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3af7d299415d81aa808435c5b798de13b09aaa788319642002f244c8d0cf1eae
[INFO] running `Command { std: "docker" "start" "-a" "3af7d299415d81aa808435c5b798de13b09aaa788319642002f244c8d0cf1eae", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling console v0.15.8
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling similar v2.5.0
[INFO] [stderr]    Compiling pest v2.7.11
[INFO] [stderr]    Compiling pest_meta v2.7.8
[INFO] [stderr]    Compiling pest_generator v2.7.8
[INFO] [stderr]    Compiling pest_derive v2.7.8
[INFO] [stderr]    Compiling insta v1.42.0
[INFO] [stderr]    Compiling tokio-util v0.7.13
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling tokio-rustls v0.26.0
[INFO] [stderr]    Compiling axum v0.7.9
[INFO] [stderr]    Compiling opentelemetry_sdk v0.27.1
[INFO] [stderr]    Compiling h2 v0.4.4
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling tracing-opentelemetry v0.28.0
[INFO] [stderr]    Compiling hyper v1.4.1
[INFO] [stderr]    Compiling hyper-util v0.1.10
[INFO] [stderr]    Compiling hyper-timeout v0.5.1
[INFO] [stderr]    Compiling hyper-rustls v0.27.2
[INFO] [stderr]    Compiling tonic v0.12.3
[INFO] [stderr]    Compiling reqwest v0.12.12
[INFO] [stderr]    Compiling opentelemetry-proto v0.27.0
[INFO] [stderr]    Compiling opentelemetry-otlp v0.27.0
[INFO] [stderr]    Compiling synd-o11y v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 32.89s
[INFO] running `Command { std: "docker" "inspect" "3af7d299415d81aa808435c5b798de13b09aaa788319642002f244c8d0cf1eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3af7d299415d81aa808435c5b798de13b09aaa788319642002f244c8d0cf1eae", kill_on_drop: false }`
[INFO] [stdout] 3af7d299415d81aa808435c5b798de13b09aaa788319642002f244c8d0cf1eae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c7ba5c2d7445d447514522c036f4e2022d6f65d71c6a0fdabadbaa3961e3a1ad
[INFO] running `Command { std: "docker" "start" "-a" "c7ba5c2d7445d447514522c036f4e2022d6f65d71c6a0fdabadbaa3961e3a1ad", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/synd_o11y-c321a1632ba3a85b)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tracing_subscriber::audit::tests::emit_target_dose_not_equal_target ... ok
[INFO] [stdout] test tracing_subscriber::audit::tests::no_audit_span ... ok
[INFO] [stdout] test tracing_subscriber::audit::tests::usecase_authorize_scenario ... ok
[INFO] [stdout] test tracing_subscriber::otel_log::tests::layer_test ... ok
[INFO] [stdout] test tracing_subscriber::otel_metrics::tests::layer_test ... ok
[INFO] [stdout] test tracing_subscriber::otel_trace::tests::layer_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests synd_o11y
[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" "c7ba5c2d7445d447514522c036f4e2022d6f65d71c6a0fdabadbaa3961e3a1ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ba5c2d7445d447514522c036f4e2022d6f65d71c6a0fdabadbaa3961e3a1ad", kill_on_drop: false }`
[INFO] [stdout] c7ba5c2d7445d447514522c036f4e2022d6f65d71c6a0fdabadbaa3961e3a1ad
