[INFO] fetching crate tracing-flat-json 0.1.1...
[INFO] testing tracing-flat-json-0.1.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tracing-flat-json 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tracing-flat-json 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tracing-flat-json 0.1.1
[INFO] tweaked toml for crates.io crate tracing-flat-json 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracing-flat-json 0.1.1 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 tracing-flat-json 0.1.1 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f666620a96ad9efc7e0e2205cb33919f75d6190d9a8a923c81d5727a138a5943
[INFO] running `Command { std: "docker" "start" "-a" "f666620a96ad9efc7e0e2205cb33919f75d6190d9a8a923c81d5727a138a5943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f666620a96ad9efc7e0e2205cb33919f75d6190d9a8a923c81d5727a138a5943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f666620a96ad9efc7e0e2205cb33919f75d6190d9a8a923c81d5727a138a5943", kill_on_drop: false }`
[INFO] [stdout] f666620a96ad9efc7e0e2205cb33919f75d6190d9a8a923c81d5727a138a5943
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d86d2892eb73985edae36cb7516e127e5f4fa79d4a7e4ba4d0a713bf82fdd58a
[INFO] running `Command { std: "docker" "start" "-a" "d86d2892eb73985edae36cb7516e127e5f4fa79d4a7e4ba4d0a713bf82fdd58a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling deranged v0.5.5
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling tracing-flat-json v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.39s
[INFO] running `Command { std: "docker" "inspect" "d86d2892eb73985edae36cb7516e127e5f4fa79d4a7e4ba4d0a713bf82fdd58a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d86d2892eb73985edae36cb7516e127e5f4fa79d4a7e4ba4d0a713bf82fdd58a", kill_on_drop: false }`
[INFO] [stdout] d86d2892eb73985edae36cb7516e127e5f4fa79d4a7e4ba4d0a713bf82fdd58a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e498694503d0f2dcd8c666f5b27f8bd739a535c640087581a76a5a77bec53225
[INFO] running `Command { std: "docker" "start" "-a" "e498694503d0f2dcd8c666f5b27f8bd739a535c640087581a76a5a77bec53225", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.20
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling cc v1.2.43
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling rustls v0.23.34
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling clap_builder v4.5.50
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling criterion-plot v0.6.0
[INFO] [stderr]    Compiling webpki-roots v1.0.3
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling ureq-proto v0.5.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling clap v4.5.50
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling rustls-webpki v0.103.7
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling opentelemetry v0.30.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling tracing-serde v0.2.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling criterion v0.7.0
[INFO] [stderr]    Compiling opentelemetry_sdk v0.30.0
[INFO] [stderr]    Compiling ureq v3.1.2
[INFO] [stderr]    Compiling json-subscriber v0.2.6
[INFO] [stderr]    Compiling tracing-flat-json v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tracing-opentelemetry v0.31.0
[INFO] [stderr]    Compiling opentelemetry-stdout v0.30.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 38.73s
[INFO] running `Command { std: "docker" "inspect" "e498694503d0f2dcd8c666f5b27f8bd739a535c640087581a76a5a77bec53225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e498694503d0f2dcd8c666f5b27f8bd739a535c640087581a76a5a77bec53225", kill_on_drop: false }`
[INFO] [stdout] e498694503d0f2dcd8c666f5b27f8bd739a535c640087581a76a5a77bec53225
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2cf973cf606416e3d7eec20f65d2440c92ebd7ad4a0aec6df367429da217b79a
[INFO] running `Command { std: "docker" "start" "-a" "2cf973cf606416e3d7eec20f65d2440c92ebd7ad4a0aec6df367429da217b79a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tracing_flat_json-bbb6a5eb4c2496bb)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::field_order ... ok
[INFO] [stdout] test tests::float_nan_inf ... ok
[INFO] [stdout] test tests::no_dup_fields ... ok
[INFO] [stdout] test tests::no_extension ... ok
[INFO] [stdout] test tests::field_values ... ok
[INFO] [stdout] test tests::large_integer ... ok
[INFO] [stdout] test tests::tracing_log ... ok
[INFO] [stdout] test tests::record_fields ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tracing_flat_json
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2cf973cf606416e3d7eec20f65d2440c92ebd7ad4a0aec6df367429da217b79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cf973cf606416e3d7eec20f65d2440c92ebd7ad4a0aec6df367429da217b79a", kill_on_drop: false }`
[INFO] [stdout] 2cf973cf606416e3d7eec20f65d2440c92ebd7ad4a0aec6df367429da217b79a
