[INFO] fetching crate otell-core 0.3.1...
[INFO] testing otell-core-0.3.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate otell-core 0.3.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate otell-core 0.3.1
[INFO] finished tweaking crates.io crate otell-core 0.3.1
[INFO] tweaked toml for crates.io crate otell-core 0.3.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate otell-core 0.3.1 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 otell-core 0.3.1 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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 376ab308c69d42df9ad8c50d0d40f88d4287e901c4710dd09304687d597a1aa8
[INFO] running `Command { std: "docker" "start" "-a" "376ab308c69d42df9ad8c50d0d40f88d4287e901c4710dd09304687d597a1aa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "376ab308c69d42df9ad8c50d0d40f88d4287e901c4710dd09304687d597a1aa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "376ab308c69d42df9ad8c50d0d40f88d4287e901c4710dd09304687d597a1aa8", kill_on_drop: false }`
[INFO] [stdout] 376ab308c69d42df9ad8c50d0d40f88d4287e901c4710dd09304687d597a1aa8
[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=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] 4ccbed75816426062fbed24cd3417c840f8842e40af4ccd965d3fb5fb55d8751
[INFO] running `Command { std: "docker" "start" "-a" "4ccbed75816426062fbed24cd3417c840f8842e40af4ccd965d3fb5fb55d8751", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.181
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling iana-time-zone v0.1.65
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stderr]    Compiling syn v2.0.115
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling uuid v1.20.0
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling chrono v0.4.43
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling otell-core v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.89s
[INFO] running `Command { std: "docker" "inspect" "4ccbed75816426062fbed24cd3417c840f8842e40af4ccd965d3fb5fb55d8751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ccbed75816426062fbed24cd3417c840f8842e40af4ccd965d3fb5fb55d8751", kill_on_drop: false }`
[INFO] [stdout] 4ccbed75816426062fbed24cd3417c840f8842e40af4ccd965d3fb5fb55d8751
[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=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] 4a8e681a9669844f60022d63328fcf045fea2a6689fc7161d2f1151cf2166194
[INFO] running `Command { std: "docker" "start" "-a" "4a8e681a9669844f60022d63328fcf045fea2a6689fc7161d2f1151cf2166194", kill_on_drop: false }`
[INFO] [stderr]    Compiling otell-core v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `Command { std: "docker" "inspect" "4a8e681a9669844f60022d63328fcf045fea2a6689fc7161d2f1151cf2166194", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a8e681a9669844f60022d63328fcf045fea2a6689fc7161d2f1151cf2166194", kill_on_drop: false }`
[INFO] [stdout] 4a8e681a9669844f60022d63328fcf045fea2a6689fc7161d2f1151cf2166194
[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=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] 5e8a53b309b92e06547cb0913ed4c7cb8fb3cf02d75ac89f014ff2f34d46b64b
[INFO] running `Command { std: "docker" "start" "-a" "5e8a53b309b92e06547cb0913ed4c7cb8fb3cf02d75ac89f014ff2f34d46b64b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/otell_core-39a42cb3c57e4a47)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test config::tests::apply_file_overrides_updates_forwarding_fields ... ok
[INFO] [stdout] test config::tests::default_has_retention ... ok
[INFO] [stdout] test config::tests::parse_otlp_headers_rejects_bad_entries ... ok
[INFO] [stdout] test filter::tests::severity_parse ... ok
[INFO] [stdout] test ids::tests::parses_ids ... ok
[INFO] [stdout] test ids::tests::rejects_bad_ids ... ok
[INFO] [stdout] test time::tests::parses_duration ... ok
[INFO] [stdout] test time::tests::parses_rfc3339 ... ok
[INFO] [stdout] test time::tests::rejects_invalid ... ok
[INFO] [stdout] test config::tests::parse_otlp_headers_accepts_list ... ok
[INFO] [stdout] test filter::tests::attr_filter_parse_and_match ... ok
[INFO] [stdout] test config::tests::default_has_expected_ports ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests otell_core
[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" "5e8a53b309b92e06547cb0913ed4c7cb8fb3cf02d75ac89f014ff2f34d46b64b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e8a53b309b92e06547cb0913ed4c7cb8fb3cf02d75ac89f014ff2f34d46b64b", kill_on_drop: false }`
[INFO] [stdout] 5e8a53b309b92e06547cb0913ed4c7cb8fb3cf02d75ac89f014ff2f34d46b64b
